2003 Pontiac Aztek problems & reliability
128 owner complaints filed with NHTSA for the 2003 Pontiac Aztek, alongside 3 safety recall campaigns. 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.
3 complaints report injuries (6 injured).
Federal crash records (FARS 2020–2023): 2003 Pontiac Aztek vehicles were involved in 2 fatal crashes with 2 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 25 | 20% |
| Fuel System, Gasoline | 22 | 17% |
| Engine and Engine Cooling | 17 | 13% |
| Power Train | 14 | 11% |
| Service Brakes, Hydraulic | 14 | 11% |
| Fuel/propulsion System | 12 | 9% |
| Suspension | 12 | 9% |
| Steering | 8 | 6% |
| Visibility | 7 | 5% |
| Engine | 6 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 71,100 miles (middle 50% between 32,875 and 99,950 miles), based on 88 complaints that included mileage.
Complaints by incident year
What owners report
“Since we first bought the car in 2005, whenever the fuel tank is filled to 3/4 or higher the car starts to smell of fuel fumes. If it is filled up full to the top, it literally spills fuel onto the ground (about 16oz). I called GM and they told me to bring it to the dealership. The dealership looked at it and…”
Fuel/propulsion System · filed Aug 19, 2022
“"takata recall"" stalls when I'm driving or when I'm coming to a stop it will completely shut off and when I start it up and throughout the ride is shakes and vibrates sometimes it won't start sometimes it'll start right away I don't replace spark plugs coils oil changed I'm still doing the same thing every place I go…”
Electronic Stability Control (esc) · filed Oct 20, 2018
“Firewall leaks a lot of water into both driver and passenger side floor areas. The water leaking in causes those interior areas to become soaking wet and dangerous (fuse box located where water is leaking), especially when it rains (even wet due in the morning can cause water to leak into the front cabin area)…”
Unknown OR Other · filed Sep 3, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- FUEL TANK LEAKAGE
Engineering Analysis EA07006 · opened Apr 18, 2007 · closed Sep 13, 2007 · led to recall 07V349000
- FUEL TANK LEAKAGE
Recall Query RQ06009 · opened Dec 14, 2006 · closed Apr 18, 2007
Technical service bulletins
416 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2003 Pontiac Aztek. The 10 most recent:
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIP5601C · Service Bulletin/Repair Instructions · issued Jul 18, 2025
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or…
PIP5358D · Service Bulletin/Repair Instructions · issued Feb 20, 2025
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized…
PIT3271P · Service Bulletin/Repair Instructions · issued Sep 6, 2024
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
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
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 2003 Pontiac Aztek has 3 NHTSA recall campaigns — 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 2003 Pontiac Aztek?
- · 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.
- · Owners most often reported problems around 71,100 miles — budget accordingly if the car is approaching that mileage.