1999–2004 Pontiac Montana
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Faulty Power Steering Pump
medium
Leaking Radiator
medium
Faulty Fuel Pump
medium
Rusting Body
low
Active Service Bulletins
O1-08-51-004D (S — Body - Premature Aluminum Hood Blistering
Body and Frame
08-07-30-002 (S — A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
Transmission and Drivetrain
03-07-30-007D (S — A/T - Gear Engagement Time Information
Technical Service Bulletins
02-08-46-006B (S — OnStar(R) - Incorrect GPS Position Reported During Call
Accessories and Optional Equipment
01-07-30-036G (S — A/T Control - DTC P0756 Diagnostic Tips
Powertrain Management
Key Fluid Specs
| Spec | Value |
|---|---|
| Bottom Pan Removal (2wd) | 7.0 L |
| Bottom Pan Removal (Awd) | 7.4 L |
| Complete Overhaul (2wd) | 9.5 L |
| Complete Overhaul (Awd) | 9.9 L |
| Dry (2wd) | 12.7 L |
| Dry (Awd) | 13.1 L |
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