FaultScore

2008 GMC Sierra body problems

12 of the 84 complaints about the 2008 GMC Sierra are about the body and structure — 14% of everything reported for this model year. Half of the failures with a mileage on record happened before 59,500 miles.

B

12

Complaints

0

Crashes

0

Fires

0

Injuries

Exactly what failed

Structure 5 41.7%
Body 4 33.3%
Door 1 8.3%
Frame AND Members 1 8.3%
Underbody Shields 1 8.3%

Body & Structure across every GMC Sierra year

1999 31 28.7%
2000 34 31.5%
2001 13 12.0%
2002 18 16.7%
2008 12 11.1%

What owners said

Filed with NHTSA, in their own words.

at 104,000 miles Fitzgerald, GA

STRUCTURE:BODY

TL* THE CONTACT OWNS A 2008 GMC SIERRA. THE CONTACT STATED THAT THE DASHBOARD CRACKED ON THE PASSENGER SIDE OF THE VEHICLE AND EXPANDED TO A GAPING HOLE. IT WAS DIAGNOSED THAT THE DASHBOARD NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 104,000.

NHTSA complaint #10859772 — an unverified report by a vehicle owner.

at 36,900 miles Sumter, SC

STRUCTURE:BODY

THE DASHBOARD IS CRACKING ABOVE THE INSTRUMENT PANEL TO THE RIGHT OF THE AIRBAG ASSEMBLY. THE TRUCK IS RARELY DRIVEN, AND HAS JUST PASSED 30,000 MILES. THE CRACK APPEARED WHILE THE TRUCK SAT IN A STATIONARY POSITION IN AN ENCLOSED GARAGE.

NHTSA complaint #10837701 — an unverified report by a vehicle owner.

at 64,000 miles Goose Creek, SC

STRUCTURE:BODY

MY SIERRA HAS THE SAME PROBLEM THAT MANY OTHER GM VEHICLES HAVE. THE DASH IS CRACKING, CREATING LOOSE PIECES. IT IS CRACKED AT THE AIRBAG. THIS SHARP EDGES COULD IMPAIR THE PROPER FUNCTION OF THE AIRBAG. IN THE EVENT OF AN ACCIDENT, I AM AFRAID THE LOOSE DASH PIECES COULD POST A DANGER TO THE VEHICLES OCCUPANTS.

NHTSA complaint #10825428 — an unverified report by a vehicle owner.

at 89,000 miles Boca Raton, FL

STRUCTURE

THE DASHBOARD IS CRACKING DUE TO A DESIGN FLAW AROUND THE PASSENGER AIRBAG WHICH CAN CAUSE THE AIRBAG TO TEAR AND OR FAIL TO DEPLOY PROPERLY IN A ACCIDENT. IN RESEARCHING THIS SUBJECT ON THE INTERNET I CAME TO FIND OUT THAT THIS IS A COMMON ISSUE IN ALL GMC AND CHEVROLET LIGHT DUTY TRUCKS FROM 2007-2012.

NHTSA complaint #10679558 — an unverified report by a vehicle owner.

at 69,000 miles Boiling Springs SC, SC

STRUCTURE

DASH IS CRACKING IN SEVERAL PLACES.

NHTSA complaint #10637397 — an unverified report by a vehicle owner.

at 100,000 miles Dallas, GA

STRUCTURE:BODY

DASH IS CRACKED AT PASSENGER AIRBAG. I HAVE CONCERNS ABOUT SHARP PLASTIC DURING AIRBAG DEPLOYMENT CAUSING SERIOUS INJURY.

NHTSA complaint #10593181 — an unverified report by a vehicle owner.

at 55,000 miles Bakersfield, CA

STRUCTURE

THE SAFETY DURING A COLLISION OR AIRBAG DEPLOYMENT FROM SHARP PLASTIC EXPOSED DUE TO THE CRACKS IN THE DASH CUTTING THE AIRBAG OR SHARDS OF PLASTIC BECOMING PROJECTILES POTENTIALLY CAUSING INJURY TO OCCUPANTS. I JUST HAD A PHONE CONVERSATION WITH SOMEONE OVER AT GM AND THEY ARE GOING TO CONTACT THE DEALERSHIP REGARDING THIS ISSUE. I EXPLAINED TO THEM THIS IS A MAJOR SAFETY CONCERN. THE CRACKS IN THE DASHBOARD AROUND THE PASSENGER SIDE AIRBAG COMPARTMENT COULD COMPROMISE THE INTEGRITY AND DEPLOYMENT OF THE AIRBAG AND POTENTIALITY, CAUSE GREATER INJURY TO THE PASSENGER(S) IN THE EVENT OF AN ACCIDENT. I ALSO NOTED TO GM THAT MY CASE IS NOT AN ISOLATED INCIDENT, AND THAT THERE ARE NUMEROUS FORUMS AND THIS FACEBOOK PAGE WHERE GM VEHICLE OWNERS HAVE POSTED PICTURES OF DEFECTIVE DASHBOARDS ALL WITH SIMILARITIES, SHOWING CRACKS IN THE SAME GENERAL AREAS,MANY OF WHOM HAVE BEEN EXPRESSING SAFETY CONCERNS REGARDING THIS DASHBOARD DESIGN FLAW.

NHTSA complaint #10564952 — an unverified report by a vehicle owner.

at 76,000 miles Oxnard, CA

STRUCTURE:BODY:DOOR

THE DRIVERS SIDE INTERIOR DOOR HANDLE WILL NOT OPEN THE DRIVERS SIDE DOOR. THE WINDOW HAS TO BE ROLLED DOWN IN ORDER TO OPEN THE DOOR FROM THE OUTSIDE.... BASED ON THE GMC FORUMS I HAVE READ THIS HAPPENS TO A LOT OF PEOPLE. THE REPLACEMENT COSTS CAN RUN FROM $200-$800 DUE TO PLASTIC PIECES AND CABLES BEING USED THAT MELT AND BREAK EASILY. THIS IS VERY DANGEROUS BECAUSE IF SOMEONE WERE TO EVER GET INTO AN ACCIDENT AND THEY NEED TO GET OUT OF THE VEHICLE QUICKLY THEY WILL NOT BE ABLE TO OPEN THE DRIVER SIDE DOOR IF THAT IS THE ONLY OPTION TO BE ABLE TO GET OUT. THEY WILL HAVE TO KICK THE WINDOW OUT IN ORDER TO OPEN THE DOOR WITH THE OUTSIDE HANDLE. I AM THE ORIGINAL OWNER OF THE TRUCK AND AM VERY DISAPPOINTED THIS HAS APPENDED AT SUCH A LOW MILEAGE.

NHTSA complaint #10532154 — an unverified report by a vehicle owner.

at 55,000 miles Leesburg, GA

STRUCTURE

MY 2008 GMC DASH IS CRACKED IN TWO PLACES ABOVE THE PASSENGER SIDE AIR BAG. AFTER SEARCHING ON THE INTERNET THIS CRACK(S) ARE A CHRONIC DEFECT IN THE 07/08 GENERAL MOTORS TRUCKS AND SUV'S. NO REASON FOR THESE CRACKS, NO IMPACT, ETC... THERE IS A COMMON CONCERN THE OWNERS SHARE THAT THIS DEFECT COULD IMPACT THE DEPLOYMENT OF THE AIR BAG IN THE EVENT OF A CRASH.

NHTSA complaint #10520047 — an unverified report by a vehicle owner.

at 52,000 miles Coconut Creek, FL

STRUCTURE

TWO LARGE CRACKS ON DASHBOARD. ONE IS ABOVE INSTRUMENT CLUSTER HUMP AND IT'S APPROXIMATELY 5" IN LENGTH. THE OTHER IS JUST ABOVE PASSENGER SIDE AIRBAG AND THAT ONE IS APPROXIMATELY 3" IN LENGTH.

NHTSA complaint #10485077 — an unverified report by a vehicle owner.

at 32,000 miles Cape Coral`, FL

STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

I NOTICED SOME CORROSION ON THE FRAME AND UNDERCARRIAGE WHEN I PURCHASED THE VEHICLE, BUT PURCHASED A WARRANTY THINKING I'D BE COVERED IF IT GOT WORSE. THE CORROSION IS NOT COVERED AND THE CORROSION IS GETTING MUCH WORSE VERY QUICKLY. MY FRAME WILL RUST THROUGH AT SOME POINT.

NHTSA complaint #10471725 — an unverified report by a vehicle owner.

at 37,000 miles Anchorage, AK

STRUCTURE:FRAME AND MEMBERS

TL* THE CONTACT OWNS A 2008 GMC SIERRA. WHILE TRAVELING 35 MPH, THE CONTACT NOTICED A GRINDING SOUND COMING FROM THE FRONT OF THE VEHICLE. AFTER EXAMINING THE VEHICLE, THE CONTACT DISCOVERED THAT THE A FRAME WAS FRACTURED IN HALF ON BOTH SIDES OF THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VIN WAS NOT AVAILABLE. THE CURRENT AND THE FAILURE MILEAGES WERE 37,000. UPDATED 4/2/12 *CN UPDATED 04/16/12

NHTSA complaint #10451484 — an unverified report by a vehicle owner.

Other 2008 GMC Sierra problems

← Full 2008 GMC Sierra report