Model year
2008 GMC Sierra
NHTSA lists 2 recalls and 68 complaints for the 2008 GMC Sierra (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). NHTSA also lists 8 recalls and 487 complaints under SIERRA 1500, SIERRA 2500, SIERRA 3500, and SIERRA DENALI. Those counts are separate from the numbers above. The components listed on the most complaints are AIR BAGS (29), ELECTRICAL SYSTEM (15), LATCHES/LOCKS/LINKAGES (11). NHTSA lists 2 investigations. NHTSA star ratings from before model year 2011 use an older method and are not shown here. EPA rates it 14–17 mpg combined depending on configuration (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $3,950–$5,850, based on 15,000 miles and 55% city driving.
- 2000 443 complaints
- 2001 264 complaints
- 2002 249 complaints
- 2003 206 complaints
- 2004 188 complaints
- 2005 117 complaints
- 2006 53 complaints
- 2007 59 complaints
- 2008 68 complaints
- 2009 37 complaints
- 2010 34 complaints
- 2011 43 complaints
- 2012 29 complaints
- 2013 39 complaints
- 2014 101 complaints
- 2015 53 complaints
- 2016 6 complaints
- 2017 61 complaints
- 2018 371 complaints
- 2019 729 complaints
- 2020 622 complaints
- 2021 668 complaints
- 2022 673 complaints
- 2023 555 complaints
- 2024 534 complaints
- 2025 177 complaints
- 2026 167 complaints
Recalls
10V240000 · Jun 4, 2010
ELECTRICAL SYSTEM
GM IS RECALLING CERTAIN MODEL YEAR 2006-2009 BUICK, LUCERNE; CADILLAC DTS; HUMMER H2; MODEL YEAR 2008-2009 BUICK ENCLAVE; CADILLAC CTS; MODEL YEAR 2007-2009 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA,…
08V441000 · Aug 28, 2008
ELECTRICAL SYSTEM
GM IS RECALLING 857,735 MY 2006-2008 BUICK LUCERNE; CADILLAC DTS; HUMMER H2; MY 2007-2008 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL, SATURN OUTLOOK; AND MY 2008 BUICK ENCLAVE VEHICLES…
Complaints
68 distinct complaints. Crash flag on 4, fire flag on 0, injury field 3, deaths field 0. A complaint can be counted under more than one component. The injury and death figures are the file's numbers (the highest value on each complaint, then added), not a separate verified count of people.
Other NHTSA names
These names matched the same EPA model but are not included in the headline counts above.
| Name | Recalls | Complaints |
|---|---|---|
| SIERRA 1500 | 2 | 381 |
| SIERRA 2500 | 3 | 63 |
| SIERRA 3500 | 3 | 25 |
| SIERRA DENALI | 0 | 18 |
Investigations
| Action | Subject | Opened | Closed |
|---|---|---|---|
| PE08010 | NON-CRASH ENGINE COMPARTMENT FIRES · ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; ELECTRICAL… | Feb 4, 2008 | Jun 12, 2008 |
| EA08010 | NON-CRASH ENGINE COMPARTMENT FIRES · ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD; ELECTRICAL… | Jun 12, 2008 | Sep 8, 2008 |
Safety ratings
NHTSA star ratings from before model year 2011 use an older method and are not shown here.
Fuel economy
| Configuration | Fuel | City | Hwy | Comb | kWh/100 mi | Range | Annual fuel cost |
|---|---|---|---|---|---|---|---|
| Sierra C15 2WD · 4.3L · Automatic 4-spd · Rear-Wheel Drive | Regular Gasoline | 15 | 20 | 17 | — | — | $3,950 |
| Sierra C15 2WD · 4.8L · Automatic 4-spd · Rear-Wheel Drive | Regular Gasoline | 14 | 19 | 16 | — | — | $4,200 |
| Sierra C15 2WD · 5.3L · Automatic 4-spd · Rear-Wheel Drive | Regular Gasoline | 15 | 20 | 17 | — | — | $3,950 |
| Sierra C15 2WD · 6L · Automatic 4-spd · Rear-Wheel Drive | Regular Gasoline | 13 | 18 | 15 | — | — | $4,450 |
| Sierra C15 2WD · 6.2L · Automatic 6-spd · Rear-Wheel Drive | Premium Gasoline | 12 | 19 | 15 | — | — | $5,500 |
| Sierra K15 4WD · 4.3L · Automatic 4-spd · 4-Wheel or All-Wheel Drive | Regular Gasoline | 14 | 18 | 15 | — | — | $4,450 |
| Sierra K15 4WD · 4.8L · Automatic 4-spd · 4-Wheel or All-Wheel Drive | Regular Gasoline | 14 | 18 | 16 | — | — | $4,200 |
| Sierra K15 4WD · 5.3L · Automatic 4-spd · 4-Wheel or All-Wheel Drive | Regular Gasoline | 14 | 19 | 16 | — | — | $4,200 |
| Sierra K15 4WD · 6L · Automatic 4-spd · 4-Wheel or All-Wheel Drive | Regular Gasoline | 13 | 17 | 14 | — | — | $4,800 |
| Sierra K15 AWD · 6.2L · Automatic 6-spd · 4-Wheel or All-Wheel Drive | Premium Gasoline | 12 | 18 | 14 | — | — | $5,850 |
| Sierra C15 2WD · 5.3L · Automatic 4-spd · Rear-Wheel Drive | Regular Gasoline · FFV | 15 | 20 | 17 | — | — | $3,950 |
| Sierra K15 4WD · 5.3L · Automatic 4-spd · 4-Wheel or All-Wheel Drive | Regular Gasoline · FFV | 14 | 19 | 16 | — | — | $4,200 |
Open this model year in the fuel-cost calculator. The calculator starts with no fuel price filled in.
Check a vehicle
This page is not a VIN lookup. NHTSA's recall tool checks a specific vehicle: nhtsa.gov/recalls. NHTSA's page for this model year is 2008 GMC Sierra at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.