2004 Pontiac Montana problems & reliability
39 owner complaints filed with NHTSA for the 2004 Pontiac Montana, 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.
8 complaints report injuries (9 injured, 2 deaths reported).
Federal crash records (FARS 2020–2023): 2004 Pontiac Montana vehicles were involved in 3 fatal crashes with 3 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 | 5 | 13% |
| Latches/locks/linkages | 5 | 13% |
| Air Bags | 4 | 10% |
| Engine and Engine Cooling | 3 | 8% |
| Fuel/propulsion System | 3 | 8% |
| Fuel System, Gasoline | 3 | 8% |
| Structure | 3 | 8% |
| Exterior Lighting | 2 | 5% |
| Power Train | 2 | 5% |
| Suspension | 2 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 43,370 miles (middle 50% between 13,250 and 69,250 miles), based on 30 complaints that included mileage.
Complaints by incident year
What owners report
“Putting gas in tank and it just started pouring out from under the van. This happen at a gas station and I worried about an explosion.”
Fuel/propulsion System · filed Dec 27, 2016
“Tl* the contact owns a 2004 pontiac montana. While driving approximately 25 mph, a noise emerged from under the vehicle and a strong odor of fuel was present. The contact pulled the vehicle over to the side of the road. Whenever the vehicle was started, the strong odor was prevalent and the check engine warning…”
Fuel/propulsion System · filed Jul 21, 2016
“I have replaced the head gasket on my 2004 pontiac montana every year at the same time this is the 3rd time I will have to have the gasket replaced I do believe this is a recall issue that should be corrected by the manufacturer since I have replaced it 2 times prior to this. *tr”
Engine and Engine Cooling · filed Dec 24, 2014
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- POWER-SLIDING DOOR
Preliminary Evaluation PE04064 · opened Sep 17, 2004 · closed Dec 22, 2004 · led to recall 04V597000
Technical service bulletins
452 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Pontiac Montana. 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 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 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 Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
09-00-89-008G · Service Bulletin/Repair Instructions · issued May 7, 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 2004 Pontiac Montana 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 2004 Pontiac Montana?
- · 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 43,370 miles — budget accordingly if the car is approaching that mileage.