2003 Pontiac Montana Pontiac Montana 2003

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2003 Pontiac Montana repairs by problem area

Engine (34%)

Transmission and Drivetrain (2%)

Brakes and Traction Control (2%)

Suspension and Steering (36%)

Electrical and Air Conditioning (23%)

Paint, Rust, Leaks, Rattles, and Trim (2%)

Other (0%)

Chart based on 44 repairs.
See TSBs and recalls for the 2003 Pontiac Montana.

2003 Pontiac Montana repair cost distribution

$2500+ (0%)

$1000 - $2499 (7%)

$500 - $999 (10%)

$100 - $499 (46%)

< $100 (37%)

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Chart based on 41 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Pontiac Montana

Engine not specified

Pontiac Montana in Ontario, Canada
May 2011 - Jul 2011
Jun 2011

54560 mi

C $500
Rocker arm bolt pulled out. 

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2003 Pontiac Montana 4dr Minivan, ext.

185-horsepower 3.4L V6 4-speed automatic FWD

Pontiac Montana in Maryland, United States
- Jan 2009
Mar 2006

50000 mi
Power door stopped functioning and needed repair. 
Jan 2009

95000 mi

US $2000
Electrical system repairs 
Pontiac Montana in Wisconsin, United States
- Mar 2008
Nov 2007

72414 mi

US $350
Broken rocker arm on cylinder #3. 
Jan 2008

72897 mi

US $350
Broken rocker arm on cylinder #5. 
Mar 2008

75674 mi

US $2100
Intake valve rocker assembly #3 & #5 cylinders pulled out of head. #3 push rod pulled through rocker arm. 
Pontiac Montana in North Carolina, United States
Dec 2017 - Feb 2019
Mar 2018

179 mi

US $250
Replaced both front hubs 
Pontiac Montana in Ontario, Canada
Sep 2015 - Mar 2017
May 2016

144460 mi
Swaybar tab broke off Lower control arm 
Jul 2016

146000 mi

C $35
rubber bushing broke 
Pontiac Montana in Tennessee, United States
Nov 2014 - Sep 2015
Mar 2015

198000 mi

US $75
Had to change the front wheel bearing hub 
Pontiac Montana in Kansas, United States
Jun 2010 - Jun 2018
Jul 2013

80000 mi

US $150
The button that raises/lowers the window no longer worked all the time so the switch was replaced. 
Apr 2014

85200 mi

US $10
The inside door panel was coming apart from the rest of the door so could not use the door. Passenger side. 
Jun 2015

90000 mi

US $15
Replaced the airbag control module. Dealer said our oil pressure sensor was not working, so we replaced it ourselves. Saw no change after replacing the part so not sure if repair was successful or not. 
Jun 2017

99000 mi

US $80
Brake pads and rotors replaced. Maintenance. 
Aug 2017

99000 mi

US $15
Added one can of R134A coolant. 
Pontiac Montana in Yukon Territory, Canada
Mar 2011 - Jun 2014
Aug 2013

115940 mi

C $275
Water pump seal let go. Belt was finished as well 
Mar 2014

117800 mi

C $225
O2 sensor replacement 

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2003 Pontiac Montana 4dr Minivan

185-horsepower 3.4L V6 4-speed automatic FWD

Pontiac Montana in Quebec, Canada
Apr 2010 - Oct 2011
Sep 2010

139500 mi

C $300
Transmission: changing gears is not smooth 
Pontiac Montana in Texas, United States
Aug 2017 - Jun 2022
Oct 2017

230000 mi

US $463
Replace leaking radiator. 
Mar 2018

237 mi

US $50
The harmonic balancer failed resulting in a serpentine belt failure. Replaced the balancer and the belt. 
Jun 2018

239000 mi

US $100
Alternator was replaced. Requires rotating the engine forward. 
Feb 2020

252000 mi

US $15
Power Steering pump was leaking. AT205 completely stopped this. Very good product. 
Mar 2020

253000 mi

US $30
Lower Engine mount was bad. Replacement resulted in much smoother idle. Water pump was replaced. It had a slow leak. 
Dec 2021

263000 mi

US $22
coolant bypass hose was replaced 
Pontiac Montana in Ontario, Canada
Mar 2010 - Jun 2015
Mar 2011

86800 mi

C $280
Replaced bushings in lower control arms 
Apr 2011

89900 mi

C $500
Replace front hubs and bearings 
Sep 2011

100440 mi

C $125
Replaced left front hub assembly which had been replaced previously about three months ago. GM paid for hub under their part warranty and I paid labour to install. 
Jan 2012

107880 mi

C $150
The front wheel hubs had to be replaced again. I think the dealer improperly installed the left wheel hub. The parts were replaced under GM warranty and repairs to carried out by an independent repair shop. Left and right rear brake lights not working but middle one OK. Replaced main signal control arm which controls cruise control, signals, high beams and wipers. 
Jun 2012

117800 mi

C $300
Both the front wheel hubs were replaced again. Lesson learned to always buy the OEM part. I've used the mid brand Delco and they only last 15 to 20k KM. 
Dec 2012

124620 mi

C $120
Driver side rear brake light bulb kept failing, replaced circuit board. Seems to have resolved problem. 
May 2014

134540 mi

C $390
Replaced the driver side wheel hub 
Pontiac Montana in Illinois, United States
Mar 2010 - Dec 2016
May 2010

106200 mi
Vehicle started to consume oil during the last 10,000 miles after no previous usage. No leaks found. Shop believes leaky seals exist. Will determine whether to keep vehicle. Will probably get second opinion. 
Dec 2010

114000 mi

US $325
Replaced front headlight which due to positioning and lack of knowledge took nearly an hour. After replacing, noticed aiming was bad and while fresh on mind was able to take it apart, reseat the bulb and reset in approx 30 minutes. Rear air shocks leaking; replaced 
Aug 2011

130000 mi

US $282
Water pump sprang a leak... 
Aug 2012

151000 mi

US $384
too much play in wheel. Replaced left wheel bearing 
Mar 2013

157000 mi

US $1200
repair shop advised too much play in front right bearing repair shop advised of problem with tie-rod ends 
Apr 2015

183000 mi

US $115
Left front wheel bearing again went bad... 15 months after installed. 4th wheel bearing replacement. Shop replaced part under warranty... paid for labor 
Dec 2015

194000 mi

US $900
Alternator failed Replaced thermostat 

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2003 Pontiac Montana 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 2003 Pontiac Montana problems occur, check out our car reliability stats.