YearToAvoid

2008 GMC Envoy Reliability Data: Problems & Recalls

Good The 2008 GMC Envoy ranks 4th of 5 model years with a Complaint Index of 25 and a Good verdict, well below the 2005 and 2006 Envoys. NHTSA lists 77 complaints, no recalls, and Electrical System issues as the top problem area at 43% of complaints.

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

YearToAvoid Scorecard

Complaint Index
25/100
#4 of 5 Envoy years
Verdict
Good
vs. other years of this model
Complaints
77
unique NHTSA reports
Recalls
0
distinct NHTSA campaigns
Crashes
5
reported in complaints
Fires
4
Injuries
5
Top issue
Electrical System
Best nearby year
2009
rated Good
NHTSA overall rating
Not rated
EPA combined MPG
16
14 city / 20 hwy
Injuries / deaths
5 / 0

Top 2008 GMC Envoy problems

Share of this year’s NHTSA complaints by component group. Groups with 15+ complaints have their own page.

  1. Electrical System33 (43%)
  2. Brakes16 (21%)
  3. Engine13 (17%)
  4. Suspension, Wheels & Tires10 (13%)
  5. Airbags5 (6%)
  6. Other5 (6%)
  7. Seat Belts5 (6%)
  8. Transmission & Powertrain5 (6%)
  9. Steering3 (4%)
  10. Visibility & Wipers2 (3%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

What owners report

  • Airbags failed to deploy in multiple head-on and highway collisions, sometimes at speeds near 50 mph.
  • ABS activation reportedly caused the vehicle to skid on dry pavement, in one case leading to injury.
  • Owners describe electrical fires starting in window and door lock wiring, requiring the door panel to be torn apart to disconnect the source.
  • A stabilizer bar weld reportedly failed and dislodged from the frame, leaving a sharp bracket near the rear tire.
  • Engine temperature gauge drops and stalling or hesitation were reported along with repeated sensor replacements and a stability control warning light.
2008 GMC Envoy complaints: complaints filed per quarter92008 Q12010 Q32013 Q22014 Q42016 Q32018 Q12019 Q2
77 complaints filed with NHTSA from 2008 Q1 to 2026 Q3; peak 2014 Q2 (9).

2008 GMC Envoy recalls

No safety recalls on record for this model year.

2008 GMC Envoy fuel economy and fuel cost

City
14 MPG
Highway
20 MPG
Combined
16 MPG
Annual fuel cost (EPA)
$4,050
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2008 compared with other Envoy years

Complaint Index by model year (0 = fewest issues, 100 = most)025507510020052006200720082009
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2006Avoid75352816
2007Caution50219516
2008Good2577016
2009Good017016

All GMC Envoy years: best and worst →

Frequently asked questions

Is the 2008 GMC Envoy reliable?
Compared with other Envoy model years, 2008 rates Good with a Complaint Index of 25, the second-lowest of the five years with data, behind only 2009.
What are the most common problems with the 2008 GMC Envoy?
NHTSA complaint data shows Electrical System issues lead at 43% of complaints, followed by Brakes at 21% and Engine at 17%.
Does the 2008 GMC Envoy have any recalls?
NHTSA lists zero recalls for the 2008 Envoy, unlike the 2005, 2006, and 2007 model years, which had 2, 8, and 5 recalls respectively.
How does the 2008 Envoy compare to the 2005 and 2006 Envoy?
The 2005 and 2006 Envoys are rated Avoid with Complaint Index scores of 100 and 75, far higher than the 2008 Envoy's score of 25.
What mileage do 2008 GMC Envoy problems typically show up at?
NHTSA data shows a median mileage at failure of 85,000 miles overall, with Brakes complaints centered around 67,331 miles and Electrical System complaints around 100,000 miles.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.