1990–1998 Pontiac Trans Sport
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Leaking Transmission
high
Faulty Fuel Pump
high
Faulty Power Door Locks
medium
Faulty Heater Core
medium
Faulty ABS System
medium
Active Service Bulletins
93-7-13 — A/T Fluid - Level Checking Procedures
Transmission and Drivetrain
92-6-24 — Engine Controls - Revised Charts C10 & C12, ECM Wiring
Powertrain Management
431042 — Front Window Inoperative or Jumps When Rolled Up/Down
Windows and Glass
09-06-03-004C (S — Electrical - MIL ON/DTC's Set By Various Control Modules
Starting and Charging
08-08-44-028 (S — Audio - Inadvertent Steering Wheel Button Activation
Technical Service Bulletins
Key Fluid Specs
| Spec | Value |
|---|---|
| Refrigerant Oil Type | Polyalkylene Glycol (PAG) Synthetic Refrigerant Lubricant |
| Refrigerant Type | R-134a GM P/N 12345922 Or Equivalent |
| Pickup & Sierra | 8.0 |
| Crew Cab & Utility | 8.0 |
| With Rear Unit | 11.0 |
| Without Rear Unit | 8.0 |
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