1999 GMC Suburban electrical system problems
23 complaints about electrical system have been filed for the 1999 GMC Suburban, which is 6% of all its NHTSA complaints.
At a glance
- Complaints
- 23 6% of this year's complaints
- Crashes and fires
- 0 and 3
- Injuries and deaths
- 0 and 0
Source: NHTSA owner complaints
What the data shows
These complaints mention 3 fires.
What owners wrote
When starting the vehicle consumer noticed black smoke coming from the dashboard.consumer turned the vehicle off, and called the fire department. The fire department was able to put the fire out.
Engine failed to start numerous times. Engine back fired and damaged starter. Found oem battery had leaked acid from positive terminal all over electrical wiring harness, rubber hoses, AC tubing, frame and dissolved protective hose wear shields. Dealer said he had seen this a lot and to call GMC as the battery only had 36 month warranty. Battery warranty has nothing to do with leaking acid and extensive damage to wiring and hoses.
Other problems reported for the 1999 GMC Suburban
- Brakes 149 complaints
- Tires 31 complaints
- Engine 24 complaints
- Steering 24 complaints
- Fuel system 22 complaints
- Suspension 20 complaints