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#BS-2008-GMCSIE-79CE

2008 Gmc Sierra 1500

Based on reports from 437 owners and 2 recalls for this exact model.

Complaints
437
Crashes
13
Fires
7
Recalls
2
TSBs
646
🛑

Preliminary Verdict

Red Flag

Based on 437 complaints, 13 crashes, 7 fires, and 2 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

stuck lifter

5 complaints • Severity 8/10

$X,XXX
2

water leaks into interior

3 complaints • Severity 8.7/10

$X,XXX
3

transmission failure

1 complaints • Severity 10/10

$X,XXX

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the AirbagsHIGH

241 owners reported airbags issues — failures commonly reported around 75K miles.

!Inspect the ElectricalMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

44
0–30K
55
30–60K
40
60–90K
37
90–120K
32
120–150K
30
150K+

Peak failure range: 30–60K miles (55 reports) • Median: 75K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Airbags (241 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Airbags241 (55%)
Other42 (10%)
Electrical29 (7%)
Latches & Locks23 (5%)
Structure:body19 (4%)
Engine18 (4%)
Seat Belts10 (2%)
Brakes10 (2%)

2008 Gmc Sierra 1500: Known Issues & Problem Areas

Airbags Issues

Airbags complaints account for 55% of all reports filed for the 2008 Gmc Sierra 1500, with 241 owners filing complaints with NHTSA. The median mileage at time of complaint is 75,000 miles, suggesting issues tend to surface around the 75K-mile mark.

Electrical Issues

Electrical complaints account for 7% of all reports filed for the 2008 Gmc Sierra 1500, with 29 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Latches & Locks Issues

Latches & Locks complaints account for 5% of all reports filed for the 2008 Gmc Sierra 1500, with 23 owners filing complaints with NHTSA. Owners should pay attention to latches & locks-related symptoms during test drives and pre-purchase inspections.

Structure:body Issues

Structure:body complaints account for 4% of all reports filed for the 2008 Gmc Sierra 1500, with 19 owners filing complaints with NHTSA. Owners should pay attention to structure:body-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

12
08
8
09
8
10
13
11
8
12
15
13
21
14
9
15
69
16
102
17
62
18
34
19
34
20
19
21
3
22
8
23
4
24
8
25

Complaints filed with NHTSA by year for the 2008 Gmc Sierra 1500. Recent trend: increasing.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (2 recalls)

21V050000Mar 2021

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

General Motors, LLC (GM) is recalling certain 2007-2011 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL, and 2009-2011 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500 and Sierra 3500 vehicles originally sold, or ever registered, in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or "Zone A." Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.

21V052000Sep 2021

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

General Motors, LLC (GM) is recalling certain 2009 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, and Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or "Zone C." These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 437 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 2 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Gmc Sierra 1500 Model Years

202620252024202320222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997199619951994
View all Gmc Sierra 1500 years →

2008 Gmc Sierra 1500: Frequently Asked Questions

What is the most common problem with the 2008 Gmc Sierra 1500?
The most commonly reported issue with the 2008 Gmc Sierra 1500 is related to the airbags, with 241 complaints filed with NHTSA.
Is the 2008 Gmc Sierra 1500 reliable?
The 2008 Gmc Sierra 1500 has 437 complaints, 13 crash reports, and 7 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2008 Gmc Sierra 1500 problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2008 Gmc Sierra 1500 have any recalls?
Yes, the 2008 Gmc Sierra 1500 has 2 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Gmc Sierra 1500 problems start?
Based on 238 complaints with mileage data, the median mileage at time of complaint is 75,000 miles. The highest concentration of reported issues occurs in the 30–60K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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10 sections of AI analysis based on 437 owner reports. Know before you buy.

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