2003 Pontiac Montana 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 Cargo Van 4-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
DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONSTM" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEM
A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARN
DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE T
CERTAIN MINIVANS, PASSENGER AND SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 225, "CHILD RESTRAINT ANCHORAGE SYSTEM." THE OWNER'S MANUAL DO
THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.
OWNERS WILL BE PROVIDED WITH A SUPPLEMENT FOR THEIR OWNER'S MANUAL. THIS SUPPLEMENT DESCRIBES AND S
ON CERTAIN MINI VANS, PASSENGER AND SPORT UTILITY VEHICLES, SOME OF THESE VEHICLES HAVE A DRIVER'S SIDE AIR BAG THAT MAY NOT DEPLOY AS DESIGNED. IN ADDITION, THE AIR BAG INFLATOR COULD RUPTURE.
THIS COULD RESULT IN REDUCED CAPABILITY OF THE AIR BAG TO PROTECT THE DRIVER. ALSO IF THE AIR BAG I
DEALERS WILL INSPECT, AND IF NECESSARY, INSTALL A NEW DRIVER'S AIR BAG. OWNER NOTIFICATION BEGAN O
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
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 take a video of the
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
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 will need to have hi
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 will need to have hi
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, tested and designed fo
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 updating affected mo
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
Showing the 8 most recent of 238 technical service bulletins on file with NHTSA.
I RENTED A 2003 PONTIAC MONTANA VAN FROM ALAMO CAR RENTAL IN MAY, 2003. WHILE DRIVING HOME FROM ARIZONA WITH FOUR OF MY FAMILY MEMBERS ON A CLEAR DAY, WITH GOOD ROAD CONDITION, AND WITHIN SPEED LIMIT
WE HAVE OWNED THE CAR SINCE OCT 2005, PURCHASED USED FROM A SATURN DEALERSHIP. CAR WAS INVOLVED IN A GAS TANK RECALL, HOWEVER WE WERE NOTIFIED NEARLY TWO YEARS AFTER WE HAD A RUPTURE THAT DROPPED AN
WE HAVE OWNED THE CAR SINCE OCT 2005, PURCHASED USED FROM A SATURN DEALERSHIP. CAR WAS INVOLVED IN A GAS TANK RECALL, HOWEVER WE WERE NOTIFIED NEARLY TWO YEARS AFTER WE HAD A RUPTURE THAT DROPPED AN
WE HAVE OWNED THE CAR SINCE OCT 2005, PURCHASED USED FROM A SATURN DEALERSHIP. CAR WAS INVOLVED IN A GAS TANK RECALL, HOWEVER WE WERE NOTIFIED NEARLY TWO YEARS AFTER WE HAD A RUPTURE THAT DROPPED AN
WE HAVE OWNED THE CAR SINCE OCT 2005, PURCHASED USED FROM A SATURN DEALERSHIP. CAR WAS INVOLVED IN A GAS TANK RECALL, HOWEVER WE WERE NOTIFIED NEARLY TWO YEARS AFTER WE HAD A RUPTURE THAT DROPPED AN
Showing the 5 most serious of 117 complaints filed with NHTSA.
