2008 Mazda CX-9 Mazda CX-9 2008

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2008 Mazda CX-9 repairs by problem area

Engine (12%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (5%)

Suspension and Steering (21%)

Electrical and Air Conditioning (29%)

Paint, Rust, Leaks, Rattles, and Trim (17%)

Other (5%)

Chart based on 265 repairs.
See TSBs and recalls for the 2008 Mazda CX-9.

2008 Mazda CX-9 repair cost distribution

$2500+ (2%)

$1000 - $2499 (12%)

$500 - $999 (13%)

$100 - $499 (28%)

< $100 (45%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 199 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2008 Mazda CX-9

Engine not specified

Mazda CX-9 in Netherlands
Dec 2011 - Jan 2012
Jan 2012 There was a power leak that caused the battery to run out of power. I had 3 companies check the problem, but non could find the cause. That’s why I sold my CX-9. 
Mazda CX-9 in California, United States
Jan 2015 - Apr 2017
Apr 2017

130000 mi

US $300
Shocks and struts 
Mazda CX-9 in New York, United States
May 2008 - Mar 2010
Jun 2008 rattling sound when drive over 30 miles/hour. A screw in the driveshaft was misplaced. 

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2008 Mazda CX-9 4dr SUV

273-horsepower 3.7L V6 6-speed shiftable automatic FWD

Mazda CX-9 in North Carolina, United States
Jul 2008 - Jun 2011
Jul 2009

17000 mi
Bluetooth hands-free system did not work. Factory installed incorrect wiring harness for upgraded sound system. Dealership replaced with correct harness and system now works flawlessly. 
Mazda CX-9 in Nevada, United States
Sep 2011 - Dec 2016
Sep 2012

56000 mi

US $30
a/c wouldn't turn off with car. replaced relay. 
Jun 2013

65000 mi
Replace passenger wheel bearing under warranty. 
Mazda CX-9 in Texas, United States
Apr 2011 - Jan 2013
Jul 2011

36200 mi
Back A/C on after engine turned off. A/C relay replacement fixed the problem. 
Dec 2011

42000 mi

US $200
Leaf and debris blocked evaporator housing outlet. Water is trapped. When turning, water get into interior. 
Mazda CX-9 in Puerto Rico
Jan 2014 - Jan 2015
Sep 2014

57000 mi

US $800
Two ignition coil damage and one fuel injector 
Mazda CX-9 in California, United States
Aug 2008 - Mar 2010
Sep 2008

350 mi
Rattle coming from driver's side door caused by loose hinge. Loose interior panel on driver's side B pillar 
Feb 2009

4000 mi
Faulty clock was losing 30 seconds every week. 
Mazda CX-9 in Mississippi, United States
Aug 2012 - Jun 2019
Apr 2014

101500 mi

US $85
AC drain tube was blocked. Water was dripping down into both front floorboards. Cleared blockage so water would drain correctly. 
Aug 2015

125900 mi

US $150
Seat switch that controls the tilt of the seat stopped working. Bought switch at recommendation of shop, only to learn that the problem is with the control module, and don't want to spend any more fixing this. 
Jun 2018

162000 mi

US $50
AC drain tube was blocked. Water was dripping down into both front floorboards. Cleared blockage so water would drain correctly. Second time. 
Jun 2019

178372 mi

US $680
Replaced master cylinder and brake booster. 
Mazda CX-9 in Texas, United States
Nov 2011 - May 2013
Jan 2012

US $400
Wheel bearing went out on front driver's side. When ignition is turned off, rear air blower comes on at full blast. This is a known and common issue for the CX-9. Dealer knew exactly how to replace the relay to fix. 
Mazda CX-9 in Florida, United States
Nov 2007 - Sep 2013
Dec 2009

31000 mi
driver side shoulder harness locked unexpectedly 
Mar 2010

33000 mi
drivers seat frame loose, noisy. Replaced drivers seat frame, TSB on noisy leather seats (creeking) 
Dec 2012

75000 mi

US $500
Drivers electric door actuator failed Replaced with new. Part was 180 rest was labor 
Mazda CX-9 in Georgia, United States
Aug 2007 - Mar 2010
Oct 2007

1000 mi
Internal transmission failure on day 4 of ownership at 180 miles. Originally diagnosed as software problem but at 5 day in the shop they determined that the transmission was internally defective. A new transmission (not rebuilt) was ordered and installe 
Mazda CX-9 in New Jersey, United States
May 2008 - Jun 2022
Dec 2010

28000 mi

US $20
The small parking yellow bulb blew. 
Sep 2011

33000 mi
Two problems. Car running on only 5 cylinders. one cyl not working due to bad Ignition coil. So engine struggles on uphill. Rear blower starts when ignition key is turned off. 
Mar 2012

37000 mi

US $250
Ignition coil on the 5th cylinder was not working. Got the Ignition coil from a external source($90 vs $140) and paid for the labor and spark plug. 
Aug 2017

91500 mi

US $600
As my observation goes, my CX9 shows brake wear irregularly around 30,000 miles. It becomes unbearable at 45,000 miles. First time, I got the rotor turned and new brake shoes. this time I got the whole set, and got good discount. 
Mazda CX-9 in Florida, United States
Jun 2010 - Nov 2010
Jul 2010

34000 mi
Front AC blower remained on after turning engine off. R&R relay under original warranty. 
Mazda CX-9 in Kansas, United States
Jan 2008 - Jun 2022
Aug 2008

8000 mi
REAR POWER LIFT GATE WOULD NOT CLOSE WHEN POWER BUTTON WAS PRESSED, INTERMITTANT PROBLEM. THE SHOP COULD NOT FIND THE PROBLEM AND IT HAS BEEN WORKING FINE EVERY SINCE. 
Dec 2008

14000 mi
Silver paint peeling from armrest garnish. 
Feb 2009

16000 mi
Replace silver garnish on two front doors. 
Mar 2015

91000 mi

US $200
front tire rod replaced 
Mazda CX-9 in Virginia, United States
Dec 2007 - Nov 2010
Jun 2008

10000 mi
sirius radio not functioning properly 
Mar 2009

27000 mi
 
Jun 2009

33000 mi
Broken tire pressure monitoring sensor, Goodyear repair shop broke it while replacing tires. 
Mazda CX-9 in Kentucky, United States
Jun 2017 - Jun 2018
Jan 2018

142000 mi

US $300
oil change 
Mazda CX-9 in Tennessee, United States
Jun 2017 - Jun 2018
Dec 2017

1000000000 mi

US $600
Fuel injectors were gunked up. 1 cylinder wasn’t firing because the cable running power to the injector was loose at the connection site 
Mazda CX-9 in Texas, United States
Dec 2015 - Jan 2018
Dec 2015

100000 mi

US $600
Replaced rear shocks. Replaced gasket and cover. 

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2008 Mazda CX-9 4dr SUV

273-horsepower 3.7L V6 6-speed shiftable automatic AWD

Mazda CX-9 in Iowa, United States
Apr 2011 - Mar 2018
Sep 2011

43000 mi

US $90
HVAC fan relay replaced. Known problem on CX-9. 
Nov 2011

46000 mi

US $32
HVAC fan relay failed 
Dec 2013

63000 mi

US $350
Torn CV boot. Needed new CV joint. 
Sep 2014

75000 mi

US $200
Siezed brake caliper from corrosion. Replaced and system was bled. 
Mar 2015

78000 mi

US $200
New front caliper and pads. Old caliper had corroded pistons. 
Jun 2016

98000 mi

US $120
Sway bar link became separated. Need to be reimbursed from Mazda since this part was replaced as part of the recall. 
Mazda CX-9 in Tennessee, United States
Nov 2011 - May 2015
Apr 2012

30300 mi
Motor mount replaced. 
Nov 2012

43900 mi
Rattle caused by loose bracket. Bracket tightened. 
Sep 2013

65000 mi
Rear differential leaking oil. 
Aug 2014

85000 mi

US $150
Driver's seat belt buckle would not latch. Replaced buckle. 
Mazda CX-9 in Arizona, United States
Jun 2012 - Apr 2018
Jul 2012

34200 mi
Dealer replaced flaking silver trim, common issue for this model 
Dec 2015

74000 mi

US $50
Replaced front passenger power window regulator. 
Jan 2018

94000 mi

US $50
Aux port died and needed to be replaced 
Mazda CX-9 in Illinois, United States
Jul 2012 - Oct 2012
Aug 2012

60800 mi

US $890
Air conditioner would not stop after engine shut off. Shocks went bad. 
Oct 2012

65000 mi
Shocks went bad again 
Mazda CX-9 in Ohio, United States
Sep 2011 - Apr 2015
Oct 2013

77000 mi

US $85
Faulty TPS sensor. 
Mazda CX-9 in Massachusetts, United States
Oct 2011 - Sep 2015
Sep 2013

67000 mi

US $951
Ball joint and lower control arm were replaced. Window seal on driver's door replaced. 
Jun 2014

74000 mi

US $834
AC condensate drain plugged. Reservoir filled with water destroying the blower motor 
Mar 2015

86000 mi

US $750
inner tie rods and sway bar links worn out 
Jul 2015

89800 mi

US $1500
4 coils needed to be replaced 
Sep 2015

94000 mi

US $234
outer tie rod ends replaced 
Mazda CX-9 in New Jersey, United States
Aug 2011 - Sep 2011
Sep 2011

44000 mi
The fuel gauge was not reporting the correct amount of fuel remaining in tank and I ran out of gas. Fuel gauge was faulty. Replaced by dealer no charge. 
Mazda CX-9 in Maryland, United States
Jan 2011 - Jun 2022
Jul 2012

26500 mi

US $250
Window trim was warping. It was not covered under our extended warranty. 
Jul 2016

65700 mi

US $450
Rear differential gasket leaking. 
Feb 2018

85000 mi

US $850
Heat shield between drive train and cabin rusted out and had to be replaced. 
Mazda CX-9 in Illinois, United States
Feb 2011 - Jul 2016
Dec 2012

49000 mi

US $850
Blind spot monitoring module on the left side failed and needed to be replaced. 
Nov 2015

99000 mi

US $400
Uneven tire wear. Recall on lower control arm ball joints which were replaced. As a result of the ball joint problems, outer tie rods also needed to be replaced, but Mazda didn't pay for these. Transfer Case leaking and replaced under warranty 
Mazda CX-9 in New York, United States
May 2011 - May 2012
May 2012

56000 mi

US $130
Slight shuddering while braking. Right Tie rod end was replaced. Loose heat shield, louder than normal engine noise due to rattling. 
Mazda CX-9 in Alberta, Canada
Jun 2011 - Jun 2016
May 2015

82460 mi

C $600
Car had a slight shimmy at speeds between 55-65 kph. Tie rod ends replaced and wheel alignment. 
Dec 2015

88040 mi

C $5000
Problem was a slight vibration in drivetrain at 50-60 Kph. Diagnosis was torque converter problem caused by poor shifting by transmission. They ended up replacing both as well as the transaxle. 
Mazda CX-9 in Colorado, United States
Sep 2013 - Jun 2015
Oct 2013

151000 mi

US $1300
Replaced rack 
Oct 2014

164700 mi

US $25
Rear differential drain plug was leaking. Replaced plug. Probably cross-threaded. 
Mazda CX-9 in Virginia, United States
Jun 2015 - Jun 2016
Jul 2015

78000 mi

US $500
Too much play/separation on ball joints. Had to have front lower control arms, swaybar links and swaybar bushings replaced. Also had broken rear differential mount. Had 2 lower differential mounts replaced. Tire sensor broke and right rear tire deflated. Car was also shaking at high speeds when brakes were pressed. Went to dealer. Front rotors were very rusty and warped. Got new rotors and new tire valve. 
Jan 2016

US $1000
Both credit card style keys for the car have problems. One is not recognized by the car at all, and will not start the car even with the inserted manual key. The other cannot maintain contact with the battery, so only works part-time. Right front brake caliper was sticking. Noticed sluggishness and felt slight roar at higher speeds. Required new brake pads, new right caliper and rotor (replaced in 2015), and new brake lines/hoses. 
Mazda CX-9 in Texas, United States
Apr 2015 - Jun 2016
Apr 2015

56000 mi

US $60
Air filter and blower clogged with dust causing condensation to pool and overflow into passenger footwell. cleaned out dust. blower shorted, replaced blower 
Mazda CX-9 in Nebraska, United States
Jun 2014 - Apr 2021
Jun 2015

101000 mi

US $1700
replace ball joints and tie rod ends 
Oct 2016

132700 mi
front ball joints were replaced again as a warranty item. Am awaiting a reimbursement for previous ball joint repair before recall was issued. 
Sep 2020

198000 mi

US $6000
New front differential and drive shaft 
Mazda CX-9 in Michigan, United States
Aug 2015 - May 2017
Feb 2016

56300 mi
Problem with traction control. Tech found grease on wiring around turn signal. 
Mazda CX-9 in Utah, United States
Feb 2015 - Aug 2017
Feb 2015

75000 mi

US $150
transfer case oil, supposed to be life time, but fluid was spent beyond its life, 75w-140 had turned to a greasy paste not oil any more, requiring 4 fill up and drains, no drain plug fluid is supposed to be lifetime, known failure area 
Aug 2015

80100 mi
engine computer tripped posting 5 check engine codes 
Dec 2015

83000 mi

US $900
driveline went bad, u joints failing and carrier bearings failed, not serviceable at all, had to replace entire driveshaft assembly 
Jan 2017

91000 mi

US $5000
transfercase, a common problem with these, complete failure 
Mazda CX-9 in Alabama, United States
Nov 2017 - Jun 2018
Dec 2017

136000 mi

US $60
BCM replaced due to water damage. Glass company finally determined water leaking from sunroof and repaired. Dealer paid for replacement parts and leak repair. 
Mazda CX-9 in California, United States
Apr 2015 - Apr 2017
Apr 2017

82000 mi

US $950
Spark plug replacement and throttle body cleaning 
Mazda CX-9 in California, United States
Jun 2015 - Jun 2018
Dec 2016

84000 mi

US $300
Recall for bushings. A-arms were rusted badly, needed to be cut out. New a-arms provided by warranty coverage. Torque converter failure imminent. Lock/unlock BADLY during steady-state driving. Can be defeated by selecting "Manual" shift mode on transmission. Tech determined bad TC. Cannot replace; integral to transmission. Not replaced. 
May 2018

106000 mi

US $1300
Wheel bearing and hub assy replaced. 
Mazda CX-9 in Maryland, United States
Sep 2014 - Jun 2022
Mar 2015

24000 mi
Right front caliper stuck/frozen "on" ,required new caliper and rotor(heat damage). Voluntarily replaced LF rotor at same time. Pads were almost new-not replaced. 
Mazda CX-9 in Ohio, United States
Dec 2012 - Jun 2015
Apr 2014

86700 mi

US $2000
Power transfer unit was going out. Symptom was leaking thick grease in garage. Tie rods replaced 
Mazda CX-9 in Ontario, Canada
Nov 2012 - Apr 2017
Jun 2013

66340 mi

C $150
During normal maintenance, the left tie-rod was found moving end up and down. 
Feb 2014

72540 mi
Front seatbelts not retracting automatically. 
Jun 2014

75640 mi

C $300
Replaced tie-rod end right 
Mar 2016

96720 mi
Replaced front lower control arms. 
Mazda CX-9 in Oregon, United States
May 2012 - Jun 2016
Jul 2013

41200 mi

US $200
Right front axle seal leaking. 
Mazda CX-9 in Missouri, United States
Apr 2013 - Aug 2016
Jul 2014

77500 mi

US $700
could hear the wheel bearings grinding 
Dec 2014

88000 mi

US $100
door lock failure. 
Mar 2016

110000 mi

US $300
exterior electric switch for lock in the driver door. 
Aug 2016

112000 mi

US $300
bearings replaced 
Mazda CX-9 in Indiana, United States
Feb 2014 - Sep 2015
Aug 2014

92000 mi

US $199
Sunroof leaking, replaced seal 
May 2015

103000 mi

US $2045
Relaxed 3 wheel bearing hubs, one control arm one sensor. 
Jun 2015

104000 mi

US $215
Door handle broke 
Mazda CX-9 in Montana, United States
Oct 2010 - Aug 2020
Aug 2012

52800 mi

US $50
Replaced front driver-side wheel bearing. 
Jun 2016

86000 mi
Leaking windshield - resealed 
Sep 2016

88000 mi

US $23
Replaced front and rear blower relays 
Oct 2017

95000 mi

US $865
Replaced rear main seal. 
Apr 2018

101000 mi

US $370
Replaced serpentine belt and Tensioner 
Mazda CX-9 in Colorado, United States
Aug 2012 - Oct 2020
Mar 2016

67000 mi

US $1405
Transfer case not operating properly. Leaking from the top of the transfer case. Technicians were able to troubleshoot problem to the transfer case and needed to replace. 
Dec 2017

78000 mi
Drivers window no longer working. Needed new motor. Working after repair, but auto up or down no longer working. CV boot needed to be replaced on passenger front wheel. Front struts both needed to be replaced. 
Mazda CX-9 in Ohio, United States
Feb 2010 - Sep 2011
Sep 2011

59000 mi

US $40
Front left wheel bearing replaced under warranty 
Mazda CX-9 in North Dakota, United States
Jul 2008 - Jul 2022
May 2014

30000 mi

US $150
Transfer case seeping around output seals, known issue with pressure release valve that was replaced to prevent more seepage Bad rack and pinion system, one arm is loose but still operates. Bad bushings on rear stablalizer bar 
Sep 2015

38000 mi
Ball ends replaced for recall 
Mazda CX-9 in California, United States
Apr 2008 - Jun 2011
Mar 2009

17000 mi
The sunglass holder broke. 
Mazda CX-9 in New York, United States
Apr 2008 - Mar 2014
Jan 2012

66300 mi

US $220
Air Bag Connector 
Mazda CX-9 in Illinois, United States
Jul 2008 - Mar 2010
Dec 2008

7000 mi

US $54
Paint peeling on the silver trim on the front doors Sunroof cover rattles when car is warm. Since the weather was very cold, dealer could not replicate the problem. They made some adjustments and agreed to look at it again when the weather is warmer and the problem is more apparent.  
Jul 2009

14000 mi

US $46
Rough Idle, died sometimes when idling. Dealer replaced throttle body, problem solved.  
Mazda CX-9 in Ontario, Canada
Feb 2011 - Dec 2016
Feb 2016

111420 mi

C $300
Rear wheel bearing was about to fail 
Jul 2016

117780 mi

C $1300
Replaced ball tie rod ends as well as all four struts 
Oct 2016

121500 mi

C $200
Drive belt and alternator belt replaced 
Dec 2016

124620 mi
Drive belt was about to fail due to improper installation by dealer. 
Mazda CX-9 in Illinois, United States
Aug 2008 - May 2011
Dec 2008

15000 mi

US $64
Defrost did not work on remote start. 
Mazda CX-9 in Idaho, United States
Aug 2008 - Apr 2011
Sep 2008 I went in for my scheduled 2 week checkup and reported an exterior trim problem. Two parts were ordered. 
Oct 2008

1000 mi
Exterior trim on rt. side mirror was loose. part ordered and installed 
Feb 2009

5000 mi
Sunroof was leaking when large amounts of water hit the roof, such as automatic car wash or heavy rain. Leakage was far in excess of acceptable level. Dealer replaced sunroof window glass and seal kit. Problem resolved. 
Mazda CX-9 in Alaska, United States
Mar 2008 - Jun 2014
Oct 2008

5000 mi
Parking lights did not illuminate when vehicle was remotely started. Dealer repaired broken wire. 
Mar 2009

8000 mi

US $68
Climate controls were inactive when vehicle was remote-started. Replaced wiring harness. 
May 2009

10000 mi
Scratches on driver and passenger door trim. TSB indicates bad paint used on the original batch of these parts. Dealer ordered new door trim. 
Jun 2009

10000 mi
Replaced scratched door trim on both front doors. 
Feb 2010

17000 mi
Replace leaking differential side seal. Repaired loose wire in Mazda remote start wiring harness. 
Mar 2010

17000 mi
Dealer forgot to initialize remote start remotes at last visit. 
May 2010

19000 mi

US $1
Replaced leaking left rear axle seal 
Jun 2010

20000 mi
Remote start not working. Dealer unable to duplicate, started working without any repairs. 
Jul 2010

21000 mi
Replace rear right shock 
May 2011

27000 mi

US $93
Leaking sunroof. Dealer ordered new seal. New sunroof seal installed. 
Jul 2011

29000 mi

US $393
Flaking paint on hatch trim piece. Ordered new trim piece. Replaced the hatch trim piece due to flaking paint. 
Dec 2011

33000 mi

US $26
Rubber trim piece at bottom of driver's side of car was coming loose. Dealer replaced part, did not charge labor. 
Jan 2013

12000 mi

US $250
Heater fan making a ticking sound. Fan replaced. 
Mazda CX-9 in Alberta, Canada
Mar 2008 - Jul 2018
Jun 2009

19840 mi
Engine speed surging at hot idle TSB 09-033/08 Paint peeling from interior armrest garnish 
Jul 2009

20460 mi
TSB 09-033/08 Paint peeling from interior armrest garnish 
Sep 2010

38440 mi
Small rust spot through paint right beside Mazda badge on rear lift gate. Re-painted under warranty. 
Aug 2013

75820 mi

C $500
Replaced serpentine belt Replaced outer tie rod ends 
Jun 2016

110360 mi

C $950
Left front wheel came off the vehicle during driving. Wheel lug nuts came loose. Replaced brake rotor, wheel rim, wheel alignment, complete suspension inspection 
Mazda CX-9 in Massachusetts, United States
Oct 2007 - Nov 2019
Jul 2010

68050 mi

US $50
Replaced all 6 spark plugs to address a hesitation issue during acceleration or maintaining speed up inclines. New plugs resolved issue. 
Oct 2014

129200 mi

US $221
Very slight leak at oil pan gasket. This should have been identified and repaired under Warranty a long time ago, but the dealership said nothing was wrong. Independent shop replaced RTV seal - no more leaks. 
Dec 2015

134000 mi

US $1046
"White Powder" being released into the ventilation system from a deteriorating evaporator core, and blowing out of the vents into the vehicle. This was possibly the result of an earlier clog in the evaporator drain line. 
Mar 2018

142000 mi

US $15
Replaced blower fan relays (front and rear) due to ventilation fan staying on for up to a minute after vehicle was turned off. Known issue for this model. 
Mazda CX-9 in Michigan, United States
Sep 2007 - Feb 2018
Mar 2008

6000 mi
I discovered rust on my CX9 a couple of weeks ago, just above the license plate, the color matched/chrome insert that fits into the tailgate. Rust is starting in the joint area between the insert and the tailgate at several locations. I took it to the ... 
Mar 2009

16000 mi
Paint repair for rust around trim piece above license plate, similar to repair last year. Dealer stated he received recent service bulletin to isolate trim piece from body to prevent vibration causing rubbing of paint and rust development.  
Apr 2012

50000 mi
Right rear wheel bearing 
Sep 2015

82000 mi

US $500
Both outer tie rods needed replacement. 
Feb 2016

87000 mi
Lower control arms were replaced, due to wear and recall notice. 
May 2016

89000 mi

US $1600
Drivers front and rear wheel bearings,  Passenger front mid-shaft bearing. The associated hub and shaft were replaced. AC blowing warm on drivers side, colder on passengers side. Diagnosis, low on freon, leak check did not identify leak. Added freon now working correctly. 
Feb 2017

98000 mi

US $125
Diagnosis- Passenger side HID headlight stopped working. Control module failure. Dealer quoted an additional $800 to repair but did not have part in stock. Owner purchased part on line and made repairs 
Jul 2017

102000 mi

US $150
Front Muffler rusted, repair shop did not have part, inserted straight pipe. Still has both rear mufflers. Little louder than stock. 
Nov 2017

110000 mi

US $725
Replaced front muffler assembly 
Dec 2017

110000 mi
Recall air bag inflator - no charge 
Mazda CX-9 in California, United States
Oct 2007 - Nov 2015
Dec 2010

32000 mi
bushings replaced 
Sep 2011

38000 mi
wheel bearings on front L wheel were worn and scraping 
Jul 2012

46300 mi
Grinding bearings 
Aug 2013

60400 mi

US $200
oil leak. Dealer found aftermarket drain plug was ill fitting. Replaced it and leak stopped 
Dec 2014

72000 mi

US $400
worn wheel bearing 
Mazda CX-9 in New Mexico, United States
Nov 2007 - Nov 2010
Dec 2007

1000 mi
Paint missing from passenger side rear door edge. 
Mar 2009

13000 mi
TSB - repaired power driver seat wiring harness. TSB - faulty ABS warning light Broken gas cap tether. 
Apr 2009

15000 mi
TSB - faulty ABS warning light Broken gas cap tether. 
Oct 2009

19000 mi
Chrome trim piece fell off. Dealer ordered and installed new piece. 
Mazda CX-9 in Ontario, Canada
Feb 2008 - Mar 2015
Mar 2008

620 mi
Rattle in centre console. 
Aug 2009

22320 mi
surface rust on tailgate and roof 
Nov 2010

42340 mi

C $500
Check door straps ordered. Noisy. TSB. Key fobs ordered. 
Mar 2011

46500 mi
Navigation/Rear View camera screen resolution completely washes out during daylight. Dealer admitted that it appears to be a problem and promised to look into a warranty replacement. 
Jul 2011

52080 mi
New navigation unit ordered by dealer. Seems to be difficult to obtain. Rust on tailgate has returned, coming from under paint due to a plastic insert in the tailgate rubbing against the metal. Previously repaired under warranty. 
Dec 2011

58280 mi

C $700
Dealer advised tie rod had excessive play and recommended replacement. Agreed and repair completed while in for 96,000km service. 
Aug 2012

65960 mi

C $1000
Replaced worn tie rod 
Sep 2013

81220 mi
Rust bubbles re-appeared on tailgate. Previously repaired under warranty in 2010. Mazda agreed to pay for the repair as it was originally reported while under warranty. 
Mar 2014

89280 mi

C $50
Heat shield loose. Replaced bolts and reattached 
Mazda CX-9 in California, United States
Feb 2008 - Dec 2020
Jan 2009

9000 mi
The chrome trim pieces on all four doors and the center console were easily scratched. Mazda released some newer parts that have more protection against minor scatches. Dealer replaced all pieces under warranty. 
Jul 2009

12000 mi
One of the smart keys would lock/unlock the car but would not start the car. Replaced the battery and the problem persisted. Dealer replaced the defective smart key. 
Dec 2015

68000 mi

US $180
Replacing the AC belt, which started to crack as previously inspected. 
Sep 2017

78000 mi

US $1650
AWD Transfer Case was leaking and the entire unit has to be replaced 
Mar 2018

82675 mi

US $1277
Replace four shocks and perform wheel alignments. Shocks showed some wear and tear as the car leaned during cornering 
Mazda CX-9 in Pennsylvania, United States
Aug 2010 - May 2012
Feb 2012

37300 mi

US $300
Driver side strut replaced 
Mazda CX-9 in Minnesota, United States
Nov 2008 - Oct 2011
Apr 2010

18000 mi
Driver side painted plastic arm rest was peeling. Found in TSB. Repaired by dealer. 
Oct 2010

24000 mi
Ticking sound from engine at 1500rpm under acceleration/load. Dealer found TSB related to problem. Dealer re-flashed computer and issue was gone. 
Mazda CX-9 in New York, United States
Aug 2009 - Apr 2015
Oct 2009

12000 mi
paint failure on door trim panels. lower door gaskets had to be replaced both drivers and passenger side. 
Jul 2011

23000 mi
Replaced blower motor Replaced blower motor 
Jan 2013

34000 mi

US $350
Drivers door electric lock did not work required new actuators. 
Jul 2013

46300 mi

US $300
A/C motor burned out due to condensate drain being blocked and overflowed into motor. dealer wanted 910.00 to repair. Got recycled assembly on line for 200.00. took longer to clear drain than to replace motor. also changed 2 fan relays. 
Apr 2015

64000 mi

US $1100
passenger side calipers. front rotors again , pads 
Mazda CX-9 in Pennsylvania, United States
Nov 2009 - Apr 2012
Jan 2011

39900 mi
Knocking sound when cold. Unsuccessful, suspected in intake. Goes away when warm and is not heard unless below 40 degrees. 
Mazda CX-9 in Utah, United States
Aug 2009 - Mar 2010
Sep 2009

10000 mi
I have had a rattle in the area of the cd in the dash for sometime. It only occurs on uneven roads. I think I will insist that the remove the console and replace it, hopefully they can alleviate the problem. 
Mazda CX-9 in Pennsylvania, United States
Dec 2009 - Nov 2019
Apr 2011

24500 mi
Frt left window motor was loose in door causing rattle and periodic closing problem. Replaced relays that caused AC to run when ignition was turned off. 
Mazda CX-9 in New South Wales, Australia
Feb 2010 - Jun 2011
Mar 2010

17360 mi

A $360
ABS inadvertently activating for no reason, rare occurrence only happening at less than 20kph, usually on an angle and making right hand turn. 
Mazda CX-9 in Ohio, United States
Jul 2010 - Aug 2011
Mar 2011

20000 mi
Auto climate controls going crazy in cold weather. Rust on rear hatch Paint flaking off all 4 wheels. 
Apr 2011

20800 mi
A/C fan coming on when car parked (bad relay) 
Mazda CX-9 in Michigan, United States
Apr 2010 - Sep 2010
May 2010

36000 mi
Rusting tailgate 2nd repair. 
Mazda CX-9 in Washington, United States
Nov 2008 - Jun 2018
Nov 2009

14900 mi
TSB 03-006/08 Excessive Vibration From Propeller Shaft. Propeller shaft was replaced. 
Mar 2010

17000 mi
Remote start control unit needed replacement. Emergency brake pedal rubber pad broke apart and needed replacement. 
Apr 2012

39000 mi

US $169
TCS light came on. Repairs showed that it was the way the dealer installed a remote start system and did not replace a wiring bundle into the correct position. 
Jan 2016

46300 mi

US $577
Right rear axle seal and axle replaced. Battery was dead and replaced. Spark plugs replaced. 
Jul 2016

89500 mi
Needed another new battery. 
Jun 2018

100000 mi

US $93
Worn drive belts. Replaced 2 belts and belt tensioner. 
Mazda CX-9 in Illinois, United States
Feb 2011 - Apr 2011
Apr 2011

36000 mi
Rear AC unit not responding to rear inputs, could only be controled thru the front panel. rear sending board was replaced 
Mazda CX-9 in Maryland, United States
Mar 2009 - Aug 2017
Jan 2009

13000 mi
Rear window would not do down the entire way. A piece of stryofoam had come loose inside the door and prevented the window from descending completely. Repaired under warranty. 
Dec 2009

27500 mi
Rear tailgate interior light switch was repaired (connections tightened), as this only worked occasionally when the tailgate was opened. Rear hatch light (when tailgate opened) only worked occasionally. Dealer tightened the connections for the bulb. Working fine now. 
Apr 2012

49000 mi

US $125
Interior ventilation fan would turn on, even if the system was off, when you shut off the engine. Apparently a well known problem at Mazda as the dealer knew right away that an electrical part needed to be replaced. Ventilation fan would not turn off, even when the engine was off. Electronic control was replaced. Dealer knew right away of this problem, so must be common. 
Aug 2014

75000 mi
Serpentine belt replaced as it showed signs of aging (cracking) 
Sep 2016

96000 mi

US $250
Condensation drain was plugged, resulting in water on the passenger floor foot-well. Cleaned the drain and the fan motor replaced, as it sat in a pool of water (due to poor draining of condensate) and would only work sporadically. 
Mazda CX-9 in North Carolina, United States
Jan 2009 - Oct 2021
Mar 2010

29000 mi

US $1100
Replaced tires and did 30000 mile services. Also replaced interior trim. 
Jun 2010

35000 mi

US $60
rear passenger door lock does not work. motor needed replacement 
Apr 2012

75000 mi

US $140
AC line froze, needed to be cleaned out due to the cabin air filter needing to be replaced 
May 2014

118300 mi

US $1700
front diff had to be replaced, made a terrible grinding noise 
Jun 2015

143000 mi

US $1200
air intake clogged water built up in engine wall,shorted out AC compressor,solenoid and other electrical functions of AC. 
Sep 2015

145000 mi

US $1700
coil leaking along with gaskets and others 
Apr 2016

162200 mi

US $1700
condenser and several other parts need to be replaced. coil replaced last year 
Dec 2016

182000 mi

US $1250
Driver side headlight replacement 
Sep 2017

198000 mi

US $400
oil pressure regulator. 
Jun 2018

215000 mi

US $2700
Alternator failed due to power steering pump dripping fluid on top of it. Power steering pump failed and leaked fluid 
May 2019

232000 mi

US $3000
entire AC system replacement. 
Mazda CX-9 in Minnesota, United States
Nov 2008 - Apr 2017
Oct 2013

73300 mi

US $60
Replaced worn drivers outer tie rod end. 
Jun 2015

102000 mi

US $112
One of the two front rotor pistons seized on drivers side causing brake to stick. 
Oct 2015

108300 mi

US $800
Replaced left rear wheel bearing due to loud roaring noise over 30 mph. 
Nov 2015

109000 mi

US $478
Lower Control Arm recall, had to replace both lower control arms but parts were not available. Polar Chev and Mazda said car was too dangerous to drive and gave us a loaner car until ours could be repaired. Right front wheel bearing was worn out and making noise. 
Mazda CX-9 in Illinois, United States
Aug 2009 - Mar 2010
Sep 2009

8000 mi
bad connection between remote starter and ignition switch 
Mazda CX-9 in Connecticut, United States
Jun 2009 - Jun 2013
Jul 2010

33000 mi
A rubber strip around the passenger door was loose. The dealer replaced the strip on the passenger door and the driver door. He said Mazda was aware of "some" problem with them allowing too much noise in. 
Mazda CX-9 in New York, United States
Oct 2010 - Mar 2012
Dec 2011

36000 mi

US $400
worn tie-rod 
Mazda CX-9 in Minnesota, United States
Nov 2008 - Aug 2013
Jan 2009

10000 mi
Intermittant coolant odor present at 40 degrees+ in traffic/ in garage. Unable to find leak or repeatedly find issue, it happens in slow traffic and when fresh air is coming in (not on recirculate) Same issue since new, annoying for such a great car. 

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2008 Mazda CX-9 4-door

6-cylinder automatic AWD

Mazda CX-9 in Maryland, United States
Jan 2008 - Mar 2010
Feb 2008

1000 mi
Computer chip "brain" not working; drain battery continously; unable to start/need to jump CX9 in the morning; been in shop for 20 days; still waiting for part on back order;"it's a new car.....we don't have the part ....." Never buy a Mazda.  auto climate control not working properly, vehicle would not heat up; need to manual override to heat the car. "we don't see any problem" ...... wish they drive the car when it's cold with kids... then again....we have not.....since the dealer.. 
Mar 2008

1000 mi
Smart key does not work again; cannot start nor open/close door with remote. Mazda refused to toll vehicle to dealer near my home.... DON'T GET A MAZDA 

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2008 Mazda CX-9 4-door

6-cylinder automatic 2WD

Mazda CX-9 in Illinois, United States
May 2008 - May 2011
Dec 2010

32000 mi
Rear passenger window sticking due to loose internal foam part. Door disassembled and part reattached. 

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See TrueDelta's information for all SUVs
See TrueDelta's information for all Mazda models.

2008 Mazda CX-9 Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2008 Mazda CX-9 problems occur, check out our car reliability stats.