GMC / Envoy Denali / 2006
2006 GMC Envoy Denali problems
Owners have filed 121 complaints about the 2006 GMC Envoy Denali with NHTSA. Electrical system accounts for 15.7% of them — narrowly the most common, ahead of fuel system, gasoline at 14.9%.
Complaints121
Crashes5
Fires1
Injuries1
Deaths0
What owners report breaking
Electrical system 15.7% · 19
Fuel system, gasoline 14.9% · 18
Engine 9.9% · 12
Suspension 9.1% · 11
Power train 6.6% · 8
Exterior lighting 6.6% · 8
Fuel/propulsion system 5.8% · 7
Electronic stability control (ESC) 5.8% · 7
Severity
Of those complaints, 5 describe a crash, 1 describe a fire and 1 report an injury.
Reading the numbers
Filings have fallen off, 21 in the last three years against 47 in the three before. That is normal as a generation leaves the road.
The median odometer reading at the time of complaint was 80,972 miles.
In owners' own words
I have had 4 battery and lights flash and hard draw on alt have replaced alt with new delco new lights still flash draws lights down. Been to dealer dealer from2008 to now and they tell me I don't drive very need to drive more care has 40"000 miles they can't find anything wrong. You can drive or be setting running still does this it pull down on engine pulls alt goes to12 volts then goes on Electrical system · reported at 20,000 miles
When braking the car feels like it will stall out @ around 20 mph. Brought back to dealership. Computer chip issue that does not have a solution yet. Electrical system · reported at 360 miles
I was driving 10 mph and the suv stalled put it in park to restart and it would not start had it towed to a ex gm dealer and they replaced the switch . Electrical system · reported at 117,000 miles
Verbatim from NHTSA filings. Complaints are unverified owner reports.
Safety recalls
Checking NHTSA for open recalls…