1993 Pontiac Trans Sport service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- Base Mini Cargo Van 3-Door
- Base Mini Passenger Van 3-Door
Engines covered
- 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
THE SECOND ROW, RIGHT HAND SHOULDER BELT CAN BECOME "PINCHED" BETWEEN THE SEAT AND THE DOOR FRAME PILLAR TRIM. THE SHOULDER BELT MAY NOT RETRACT PROPERLY, WHICH DOES NOT COMPLY WITH THE REQUIREMENTS O
IMPROPER SHOULDER BELT RETRACTION DOES NOT PROVIDE ADEQUATE PROTECTION TO THE SEAT OCCUPANT IN THE E
DEALERS WILL REPLACE THE DOOR FRAME PILLAR TRIM PANEL WITH A REDESIGNED TRIM PANEL. ALSO, A CAUTION
VEHICLE DESCRIPTION: PASSENGER VEHICLES MANUFACTURED FROM AUGUST 1991 THROUGH JULY 1995. THE TRANSMISSION OIL COOLER LINE CAN SEPARATE WHEN THE VEHICLE IS OPERATED IN LOW TEMPERATURES IN COMBINATIO
VEHICLE FIRES CAN OCCUR DUE TO THE SPILLAGE OF TRANSMISSION FLUID.
DEALERS WILL REPLACE THE TRANSMISSION OIL COOLER LINES.
VEHICLE FAILS TO CONFORM TO FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THE SAFETY BELT OF THE LEFT THIRD ROW SEAT ON THE SIX PASSENGER VAN AND THE CENTER SECOND ROW SEAT OF THE SEVEN PASSENGER VAN MAY LOC
CONSEQUENCE OF NON-COMPLIANCE: THE OCCUPANTS OF THESE SEATS WILL NOT BE ABLE TO USE THE AFFECTED BE
OWNERS ARE BEING ASKED TO INSPECT THEIR VEHICLES TO DETERMINE IF THE SUSPECT RETRACTOR EXHIBITS A LO
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
NO TCC APPLY, MALFUNCTION INDICATOR LAMP (MIL) ON, TCC SURGE, POSSIBLE P0740, P1870, OR 39 AFTER INSTALLATION OF A REMAN (SRTA) 4T60/4T60E. *TT
OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING
SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT
COMMENT THAT THE ABS LIGHT IS ON WITH DIAGNOSTIC TROUBLE CODES (DTC'S) 46 AND 86 SET AS CURRENT OR HISTORY. *YC
COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW
INTERMITTENT ELECTRICAL CONDITIONS (TIGHTEN LOOSE GROUND NUT G105). *TW
COLD START RATTLE NOISE. *TW
Showing the 8 most recent of 18 technical service bulletins on file with NHTSA.
THIS IS A CONTINUAL PROBLEM SINCE I TOOK OWNERSHIP IN MARCH 2000. IT STARTED W/ THE "SERVICE ENGINE SOON" LIGHT OCCASIONALLY TURNING ON. AFTER HAVING THE VEHICLE LOOKED AT - THEY COULD FIND NO PROBL
THIS IS A CONTINUAL PROBLEM SINCE I TOOK OWNERSHIP IN MARCH 2000. IT STARTED W/ THE "SERVICE ENGINE SOON" LIGHT OCCASIONALLY TURNING ON. AFTER HAVING THE VEHICLE LOOKED AT - THEY COULD FIND NO PROBL
THIS IS A CONTINUAL PROBLEM SINCE I TOOK OWNERSHIP IN MARCH 2000. IT STARTED W/ THE "SERVICE ENGINE SOON" LIGHT OCCASIONALLY TURNING ON. AFTER HAVING THE VEHICLE LOOKED AT - THEY COULD FIND NO PROBL
THIS IS A CONTINUAL PROBLEM SINCE I TOOK OWNERSHIP IN MARCH 2000. IT STARTED W/ THE "SERVICE ENGINE SOON" LIGHT OCCASIONALLY TURNING ON. AFTER HAVING THE VEHICLE LOOKED AT - THEY COULD FIND NO PROBL
THIS IS A CONTINUAL PROBLEM SINCE I TOOK OWNERSHIP IN MARCH 2000. IT STARTED W/ THE "SERVICE ENGINE SOON" LIGHT OCCASIONALLY TURNING ON. AFTER HAVING THE VEHICLE LOOKED AT - THEY COULD FIND NO PROBL
Showing the 5 most serious of 77 complaints filed with NHTSA.
