2008 GMC Sierra 1500 GMC Sierra 1500 2008

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2008 GMC Sierra 1500 repairs by problem area

Engine (25%)

Transmission and Drivetrain (8%)

Brakes and Traction Control (1%)

Suspension and Steering (14%)

Electrical and Air Conditioning (35%)

Paint, Rust, Leaks, Rattles, and Trim (11%)

Other (5%)

Chart based on 80 repairs.
See TSBs and recalls for the 2008 GMC Sierra 1500.

2008 GMC Sierra 1500 repair cost distribution

$2500+ (2%)

$1000 - $2499 (5%)

$500 - $999 (8%)

$100 - $499 (27%)

< $100 (59%)

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

Chart based on 63 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2008 GMC Sierra 1500

Engine not specified

GMC Sierra 1500 in Michigan, United States
Mar 2011 - Oct 2011
Apr 2011

43000 mi

US $100
The Air Bag pressure sensor control shorted out. 

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2008 GMC Sierra 1500 4dr Extended Cab 8ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD, part-time w/low range

GMC Sierra 1500 in Manitoba, Canada
Sep 2012 - Feb 2014
Sep 2013

114700 mi

C $1200
ball joints 

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2008 GMC Sierra 1500 4dr Extended Cab 8ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Washington, United States
Aug 2013 - Jun 2018
Aug 2013

112000 mi

US $290
My brake lights were active no matter the position of the brake and the cruise control would not activate. The brake control switch, attached to the pedal was worn out. Changed it out and have not had any other problems with it. The front driver's side and passenger's side door speakers have no audio. The rear driver's side door speaker has no audio. Only the front tweeters and rear passenger's side door has audio output. 
Apr 2014

126200 mi
The brake switch (the electrical switch attached to the brake pedal) wore out. This causes the brake lights to persistently stay on and will not allow cruise control to be activated. A temporary fix is to lightly tap the brake pedal. 
Aug 2014

132000 mi
The weather strip needed to be replaced on both the driver's and passenger's side. It had worn through on the bottom of each side. The air blowing through the vents would be transferred to the defrost vents and only the defrost vents. No matter what where the air was set to blow out of, it continued to blow out the defrost vents. 
Jul 2016

161300 mi

US $55
Both power window switches failed in the rear doors 
Dec 2016

170000 mi

US $10
Gas cap was replaced after MIL activated and code was for gross leak. 

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2008 GMC Sierra 1500 4dr Extended Cab 6.5ft bed

367-horsepower 6.0L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Pennsylvania, United States
Jul 2014 - Jul 2014
Jul 2014

101000 mi

US $100
P1113 code. Engine light on indicates oxygen sensor. Cleared code and engine light comes on two days later 

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2008 GMC Sierra 1500 4dr Extended Cab 6.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD, part-time w/low range

GMC Sierra 1500 in Alberta, Canada
Oct 2010 - Jul 2014
Jul 2014

74400 mi
Starting to rust around the rear wheel wells. 

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2008 GMC Sierra 1500 4dr Extended Cab 6.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Colorado, United States
Jul 2010 - Jun 2018
May 2015

68600 mi
Both upper and lower ball joints replaced. 
GMC Sierra 1500 in South Carolina, United States
Mar 2010 - Jan 2015
May 2010

50500 mi
Front Diff Bearing Failure 
Mar 2012

100000 mi

US $375
Front differential noise 40 - 50 mph. Update: It later became less pronounced and never caused an issue. 
GMC Sierra 1500 in New York, United States
May 2011 - Mar 2014
Jan 2012 Power windows needed lube 
Oct 2013

36200 mi

US $50
Sensor for gas tank... 
GMC Sierra 1500 in Wisconsin, United States
Mar 2009 - Jul 2011
Jul 2009

13000 mi
Truck stopped running while parked and while driving down the highway!! Bad PCM circuit, new PCM was installed and programmed.  
Mar 2011

35000 mi
Squeaking noise upon start up and idle. They could not duplicate until I went to pick it up. Then it did it again. I will have to bring back when I have more time. 
GMC Sierra 1500 in Rhode Island, United States
May 2014 - Jun 2016
Mar 2016

42000 mi

US $250
cruise control was non-op. brake switch was the issue and replaced (has a cruise control circuit within). problem resolved. 
GMC Sierra 1500 in Michigan, United States
Sep 2008 - Jun 2018
Nov 2009

18000 mi
Leather Seat had some Stitching repaired 
Sep 2010

25000 mi
Passenger Window making rubbing noise going up & down. Track Replaced. 
May 2011

30000 mi
Front grill had to be replaced. Chrome flaking off. Front grill replaced. chrome coming off 
Jun 2018

10 mi

US $6600
Brakes, Brakes Lines. Lub Front & rear Diff. Transfer & Trans. Trans cooling lines, Tires & Rims. 
GMC Sierra 1500 in Wisconsin, United States
Feb 2009 - Mar 2010
Apr 2009

20000 mi
Oil leak on engine above oil filter housing. 
Jul 2009

21000 mi
Power steering fluid leaking from rack and pinion unit. Engine oil leak from oil pan gasket. Dealer replaced gasket under warranty. 
GMC Sierra 1500 in British Columbia, Canada
Sep 2008 - Mar 2010
Oct 2008

2480 mi
Radio LCD faded and the entire radio was replaced. 

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2008 GMC Sierra 1500 4dr Extended Cab 5.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Manitoba, Canada
Jun 2013 - Sep 2018
Jan 2015

67200 mi
Power steering pump hard to turn wheel at idle. 
GMC Sierra 1500 in Washington, United States
Jan 2011 - Sep 2013
Feb 2011

32000 mi
passengers side seat, recline handle broke off. 
Mar 2011

32000 mi
Check engine light, software issue resolved in under an hour.  

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2008 GMC Sierra 1500 4dr Extended Cab 5.5ft bed

295-horsepower 4.8L V8 4-speed automatic RWD

GMC Sierra 1500 in Virginia, United States
Sep 2008 - Jun 2016
Dec 2012

64000 mi

US $100
Evaporative Solenoid failed and needed replaced. Replaced evaporative solenoid and lines. 
Feb 2013

65100 mi
Throttle Body was replaced under warranty. 
Sep 2013

70000 mi

US $300
Repaired shorted speakers that were keeping the stereo, turn signals, etc from operating correctly. (Turn signals and warning chimes indication goes through drivers side door speaker.) Window motors quit working on all windows except for drivers. Took door switches out/apart and cleaned contacts with eraser. 
Aug 2014

78000 mi

US $1755
Lifter bearing went bad on #8 cylinder which chewed up crank. Engine was also full of carbon. Engine replaced under extended warranty.Owner paid for difference between new and used engine. 

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2008 GMC Sierra 1500 4dr Crew Cab 5.5ft bed

403-horsepower 6.2L V8 6-speed shiftable automatic AWD

GMC Sierra 1500 in Michigan, United States
Sep 2012 - Oct 2012
Oct 2012

56000 mi
Rattle behind the dashboard. Exterior door handle became unattached at one mounting place. 
GMC Sierra 1500 in Minnesota, United States
Oct 2011 - Jan 2015
Dec 2011

47000 mi
The TPMS sensors in all 4 tires needed to be replaced. 
Sep 2013

60000 mi

US $978
Dripping oil from the oil pan. Replaced oil pan gasket and oil cooling hoses. 
Dec 2014

69000 mi

US $200
Check engine light with error code p1175, shop recommended cleaning the fuel injectors through the throttle body. Light went off for 3 days, then back on. 
Jan 2015

56000 mi
Check engine light still on when traded. 

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2008 GMC Sierra 1500 4dr Crew Cab 5.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD, part-time w/low range

GMC Sierra 1500 in Ontario, Canada
Feb 2011 - Nov 2014
Sep 2012

88040 mi

C $360
Known issue on TSB relocation of gas tank vent solenoid valve which stopped working causing mass vent leak and check engine light. 
Dec 2012

95480 mi
Front hub failed causing a $450 tow even though the repair was covered under warranty. 
Jan 2013

97960 mi

C $330
Entire driver's door electrical stopped working except for the mirror adjust. Faulty wire was found somewhere under the dashboard. Put everything back together and the driver's door speaker was not working. Replaced speaker. 
May 2013

106060 mi

C $378
Front sensor failed and was changed. 
Oct 2014

142600 mi

C $800
Rear axle seals (leaking), rear differential cover gasket. 
GMC Sierra 1500 in Manitoba, Canada
Oct 2008 - Mar 2012
Sep 2010

31000 mi
door lock is not working. Parts on order. 

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2008 GMC Sierra 1500 4dr Crew Cab 5.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Quebec, Canada
Oct 2008 - Aug 2011
Jun 2009

18600 mi
activator for power lock defective. part ordered 
Dec 2009

27900 mi
Passenger door hinge defective. Parts ordered and needs to be painted before being installed. 
Mar 2010

34720 mi
The driver door lock does not function properly. 
May 2011

55180 mi
3 door latch (actuators) replaced. 2 of which had already been replaced 12 and 18 months. 6 replaced total. Good will repair after complaining it was not normal to replace 6 door latch in three years. Apparently it is a known issue.  
GMC Sierra 1500 in Virginia, United States
Feb 2008 - Mar 2010
Nov 2008

3500 mi
Onstar would not connect, dealer replaced the faulty component under warranty. No problems since. 
GMC Sierra 1500 in Georgia, United States
Nov 2011 - Jun 2018
Dec 2013

66000 mi
oil pan gasket leak 
Sep 2015

105000 mi
Struts were replaced with Bilstein 5100's on all four corners. The stock struts were starting to get a little rough. 
Apr 2016

116800 mi

US $350
Right front axle boot was torn and needed replacing. The left axle seal was leaking and needed to be replaced. Right seal was replaced as well just to be sure. 
Jan 2018

142000 mi

US $75
Oil pressure sending unit was replaced as oil pressure is starting to fall while driving. The repair did not fix the problem. The oil pump/pickup tube gasket are next on the list. 

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2008 GMC Sierra 1500 4dr Crew Cab 5.5ft bed

295-horsepower 4.8L V8 4-speed automatic 4WD, part-time w/low range

GMC Sierra 1500 in British Columbia, Canada
Feb 2010 - Dec 2013
Mar 2010

22940 mi
Burn out headlight D/S door lock disfunctional 
GMC Sierra 1500 in Georgia, United States
Jun 2016 - Jun 2022
Jan 2017

62000 mi

US $59
Replaced low beam headlight bulbs 
Feb 2018

65000 mi

US $54
Headlight repairs are a challenge but doable. 
Jan 2019

76 mi

US $1200
Replaced ECM 

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2008 GMC Sierra 1500 4dr Crew Cab 5.5ft bed

295-horsepower 4.8L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Ontario, Canada
Feb 2010 - Oct 2011
Apr 2010

19840 mi
Check engine light was on, replaced something in fuel system. Evaporator canister?  replaced two tail lights as they were leaking. Fixed power locks as they were not working. They also replaced both rear shocks because they were leaking. 
Jan 2011 water leaking in cabin. fixed leaks but ordered new roof liner because of water stains. 

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2008 GMC Sierra 1500 2dr Regular Cab 8ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in New York, United States
Feb 2012 - Jun 2015
Mar 2012

78000 mi
Replaced rear u joint 
Jun 2013

120000 mi

US $900
Needed roughly the whole front end. Upper control arms, wheel bearings / hub (1pc) and did front brakes what I had them out. To be fair I also plow with the truck, the extra weight and abuse played some part in the wear. 

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2008 GMC Sierra 1500 2dr Regular Cab 8ft bed

295-horsepower 4.8L V8 4-speed automatic RWD

GMC Sierra 1500 in Wisconsin, United States
Oct 2010 - Oct 2019
Mar 2011

42000 mi

US $322
AIR BAG SENSOR FAILED 
Dec 2016

95000 mi

US $750
sensor failure 
Mar 2017

97000 mi

US $950
replaced control arms and ball joints 

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2008 GMC Sierra 1500 2dr Regular Cab 8ft bed

295-horsepower 4.8L V8 4-speed automatic 4WD, part-time w/low range

GMC Sierra 1500 in New Hampshire, United States
Oct 2008 - Jan 2010
Nov 2008

8000 mi
The air pressure sensor on. Low air pressure 2 tires/wheels. 
Sep 2009

13000 mi
Vibration at all speeds.  
Dec 2009

15000 mi
Truck vibrates at all speeds. Minor but noticable by owner and GMC Service Manager. No solution.  

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2008 GMC Sierra 1500 2dr Regular Cab 6.5ft bed

315-horsepower 5.3L V8 4-speed automatic 4WD w/low range

GMC Sierra 1500 in Ontario, Canada
Jun 2014 - Sep 2015
Apr 2015

40920 mi

C $450
Pass side headlight burnt out 

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2008 GMC Sierra 1500 2dr Regular Cab 6.5ft bed

195-horsepower 4.3L V6 4-speed automatic RWD

GMC Sierra 1500 in Tennessee, United States
Jan 2020 - Jan 2022
Jun 2020

101 mi

US $100
Heater hose connection to heater. Seal failed Cable to unlock driver door failed. Replaced cable. 
GMC Sierra 1500 in Pennsylvania, United States
Jan 2009 - Jan 2014
Nov 2011

25300 mi

US $190
Fuel tank evap selenoid 

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2008 GMC Sierra 1500 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 GMC Sierra 1500 problems occur, check out our car reliability stats.