2006 GMC Envoy Denali fuel system problems
The 2006 GMC Envoy Denali has 28 fuel system complaints filed with NHTSA — 23% of the year's total, and the first year with meaningful reports in this category.
28
Fuel System complaints
23%
Share of year
0
Crash-involved
0
Related recalls
Fuel System complaints by year
What owners report
“TL* THE CONTACT OWNS A 2006 GMC ENVOY DENALI. WHILE DRIVING APPROXIMATELY 35 MPH THE CONTACT NOTICED THE FUEL GAUGE DISPLAYED EMPTY. THE CONTACT PREVIOUSLY ADDED FUEL AND CONFIRMED THAT THE FUEL TANK WAS NOT EMPTY. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT…”
Common questions
How many fuel system complaints does the 2006 GMC Envoy Denali have?
NHTSA has 28 complaints about the 2006 GMC Envoy Denali fuel system — 23% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.