1999 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 Passenger Van 4-Door
- Base Mini Passenger Van 3-Door
Engines covered
- 3.4L 207Cu. 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
ON CERTAIN MINIVANS EQUIPPED WITH SECOND-ROW BUCKET SEATS OR CAPTAIN'S CHAIRS AND A POWER SLIDING DOOR ON THE PASSENGER SIDE OF THE VEHICLE, A PASSENGER USING THE INTERIOR HANDLE TO OPEN THE POWER SLI
IF A PASSENGER USES THE INTERIOR HANDLE TO OPEN THE POWER SLIDING DOOR AND HOLDS ONTO THE HANDLE WHI
DEALERS WILL REPLACE THE POWER SLIDING DOOR INTERIOR HANDLE ON THE PASSENGER-SIDE. IF THE VEHICLE I
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
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 starting/charging tester and
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE
Showing the 8 most recent of 36 technical service bulletins on file with NHTSA.
DT*: THE CONTACT STATED WHILE TRAVELING 40 MPH, THE VEHICLE WENT OFF THE ROAD AND STRUCK A TREE. WHEN THIS OCCURRED, THE FRONT DRIVER SIDE SEATBELT SHOULDER STRAP DID NOT LOCK. THE DRIVER HIT THE S
DT*: THE CONTACT STATED WHILE TRAVELING 40 MPH, THE VEHICLE WENT OFF THE ROAD AND STRUCK A TREE. WHEN THIS OCCURRED, THE FRONT DRIVER SIDE SEATBELT SHOULDER STRAP DID NOT LOCK. THE DRIVER HIT THE S
WITH RESPECT TO MY 1999 PONTIAC TRANSPORT VAN, OCTOBER OF 2003 THE ENGINE STARTED OVERHEATING AND WE DISCOVERED THAT THE COOLANT WAS LOW. WE ADDED COOLANT AND SOME TYPE OF SEAL INTO THE COOLANT BECAU
PROBLEMS WITH THE SLIDING DOOR, HEADLAMP FELL OFF, AUTOMATIC LOCKS/WINDOW AND ETC. *PH THE CONSUMER BELIEVED THE VEHICLE HAS A COOLANT LEAK. THE FUEL MODULATOR AND SPARK PLUGS WERE REPLACED. *JB
PROBLEMS WITH THE SLIDING DOOR, HEADLAMP FELL OFF, AUTOMATIC LOCKS/WINDOW AND ETC. *PH THE CONSUMER BELIEVED THE VEHICLE HAS A COOLANT LEAK. THE FUEL MODULATOR AND SPARK PLUGS WERE REPLACED. *JB
Showing the 5 most serious of 18 complaints filed with NHTSA.
