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Electrical systemPart report

2002 GMC Envoy Electrical system Problems

Complaints
70about this part
Share
14%of 487 total for the year
Median mileage
70,000miles
Trend
FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.

NHTSA recorded 70 complaints about the electrical system of the 2002 GMC Envoy, 14% of the 487 complaints for this model year. Where a mileage was given, the median is 70,000 miles. 3 of these say a crash was involved and 5 a fire, according to the filers. 1 recall campaign on record is filed under a similar system.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“1: passenger seat belt likes to suffocate my passengers until they release rhe seat belt and rebuckle. 2: both dim headlights went out, checked relays, fuses, and bulbs nothing has worked. Then found out my 2 brake lights are out along with the dims and not sure what is causing this problem.”

NHTSA complaint #11081958, filed 2018-03, 178,000 miles

“My right window passenger side window would not go up so I took it to a shop. He took the piece where I control the window off and it had caught on fire. It was all melted & corroded I have pictures”

NHTSA complaint #11297093, filed 2020-01, 186,000 miles

“We were driving on interstate 5 at 60 MPH when the engine just quit. We were able to coast to the side of the freeway. Had to have the Envoy towed to our mechanic. They could not find anything wrong with it. We now believe it was an ignition problem like with the other Gmc vehicles.”

NHTSA complaint #10597490, filed 2014-06, 100,000 miles

“A day after replacing the battery, while driving, the driver seat started readjusting and heating on its own so I turned on air conditioner to compensate since I had no idea what to do about the seat while driving. When I did, rear passengers said the rear vents started blowing heat, and a strange clicking noise was heard in the right rear panel, so I shut off the air, opened the windows and clicking and heat subsided. …”

NHTSA complaint #10568033, filed 2014-03, 114,157 miles

“I purchased a 2002 Gmc Envoy new in 2002. Early this year the starter quit working, I had it towed to the dealer, they told me the starter was bad and it would cost $625. I repaired cars for 30 years before I became handicapped, now I am unable to repair, when I did repair I put about 20 starters in for $39 for the starter and 1 hour labor.”

NHTSA complaint #10359950, filed 2010-10, 52,000 miles

Related recalls

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2009424%
20081823%
20075927%
20068925%
200518338%
200416445%
20037720%
20027014%
2001360%
2000314%
1999111%
199815%

Other parts of the 2002 GMC Envoy

Engine cooling
88 complaints
Transmission and drivetrain
83 complaints
Fuel system
56 complaints
Visibility (wipers, defrost, mirrors)
52 complaints
Air bags
41 complaints
Suspension
35 complaints
Exterior lighting
25 complaints
Brakes
24 complaints
Steering
20 complaints
Body and structure
20 complaints
Seat belts
17 complaints
Engine
16 complaints

← All problems reported for the 2002 GMC Envoy

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology