2000 GMC Denali problems & reliability
21 owner complaints filed with NHTSA for the 2000 GMC Denali, alongside 1 safety recall campaign. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
1 complaint report injuries (2 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Service Brakes, Hydraulic | 6 | 29% |
| Tires | 5 | 24% |
| Engine and Engine Cooling | 2 | 10% |
| Fuel System, Gasoline | 2 | 10% |
| Air Bags | 1 | 5% |
| Electrical System | 1 | 5% |
| Engine | 1 | 5% |
| Service Brakes | 1 | 5% |
| Service Brakes, Air | 1 | 5% |
| Steering | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 15 reported components →Complaints by incident year
What owners report
“When I brought the car I knew that their were some issues that would come about, but I can be driving down the street, the radio will go off and my windows will not work, wipers won't work, my dash lights will go out and the radio will not work at all sometimes it last up to hours before I can get them to come. I can…”
Electrical System · filed Sep 24, 2014
“I was slowing down for the vehicle in front of me to turn left and my gas pedal went to the floor. I wound up rearending the vehicle because my vehicle's brakes did not want to engage. *tr”
Service Brakes, Hydraulic · filed Oct 10, 2012
“I have just been having problems with this vehicle since I purchased it. When driving it sometimes feels like the truck is fishtailing, going down a straight road. The engine makes a gargling noise while driving and it gets even louder when you turn the vehicle off. The wipers work when and how they want to work; it…”
Suspension · filed Oct 10, 2012
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- PARKING BRAKE FAILURE
Defect Petition DP05009 · opened Dec 20, 2005 · closed May 31, 2006
- ALLEGED FAILURE OF 2ND ROW SEATBELT ALR
Preliminary Evaluation PE02067 · opened Sep 25, 2002 · closed Feb 11, 2003
Technical service bulletins
73 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2000 GMC Denali. The 10 most recent:
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This…
24-NA-141 · Service Bulletin/Repair Instructions · issued Jul 24, 2024
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how…
16-NA-383 · Service Bulletin/Repair Instructions · issued Jun 28, 2024
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
18-NA-099 · Service Bulletin/Repair Instructions · issued Jun 17, 2024
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and…
24-NA-098 · Service Bulletin/Repair Instructions · issued Jun 6, 2024
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains…
16-NA-383 · Service Bulletin/Repair Instructions · issued Mar 13, 2024
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the…
22-NA-074 · Service Bulletin/Repair Instructions · issued Feb 22, 2024
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
18-NA-099 · Service Bulletin/Repair Instructions · issued Jan 16, 2024
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
PI1394B · Service Bulletin/Repair Instructions · issued Jan 12, 2024
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
23-NA-219 · Service Bulletin/Repair Instructions · issued Dec 12, 2023
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2000 GMC Denali has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2000 GMC Denali?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.