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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Pontiac Montana car and truck
repair procedures including Pontiac engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your 2003 Pontiac Montana automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Anti-Lock Brakes -> Delphi 7.0 -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Connector Pin Identification -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Intermittents & Poor Connections -> Symptom Tests -> Temperature Vs. Resistance
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to Data Link Connector (DLC) and follow manufacturers instructions.
Diagnostic Trouble Code Interpretation
[[table data]]Connector Pin Identification
Refer to Figs. through for connector pin identification.
Diagnostic Tests
[[table data]]Symptom Tests
[[table data]]Temperature Vs. Resistance
Refer to Fig. for temperature vs. resistance values.
Intermittents & Poor Connections
Most Intermittents are caused by faulty electrical connections or wiring, although a sticking r...
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Disc Brakes -> Delco Single Piston Sliding Caliper -> Caliper Service -> Assemble -> Disassemble -> Except S & T -> Front -> Inspection -> Installation -> Rear -> Removal -> S & T
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Removal
Front
- Siphon brake fluid out of master cylinder until fluid level is approximately 1/3 full, this will prevent fluid overflow when caliper piston is pushed back into its bore.
- Raise and support vehicle, then remove wheels.
- Push piston back into its bore using suitable C-clamp,. Fig. .
- Remove brake caliper hose bolt, then two metal gaskets from brake caliper bolt.
- Remove two caliper mounting bolts and lift caliper off of rotor.
Rear
Except S & T
- Siphon brake fluid out of master cylinder until fluid level is approximately 1/3 full, this will prevent fluid overflow when caliper pist...
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Hydraulic Brake Systems -> Brake System Bleed -> Hydraulic System Flush -> Manual Bleed -> Master Cylinder Bleed -> Parking Brake Bleed -> Pressure Bleed
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Manual Bleed
- If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
- Fill master cylinder reservoirs with suitable brake fluid.. Ensure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
- If master cylinder is suspected to have air in the bore, it must be bled first. To bleed master cylinder, proceed as follows:
- Disconnect forward brake pipe connection at master cylinder.
- Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
- Connect...
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Hydraulic Control Valves -> Master Cylinder
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Master Cylinder
Some vehicles use a conventional tandem master cylinder with two hydraulic pistons operating in-line. The primary piston controls the front brake system and the secondary piston controls the rear brake system.
Other models use a master cylinder that operates the same as the conventional master cylinder, but also incorporates a quick take-up feature in the rear chamber to reduce excessive pedal travel which may result from increased fluid displacement required to move the low drag caliper piston out against the rotor.
The quick take-up uses a spring-loaded ball check val...
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Power Brake Units -> Delco Brake Booster -> Power Brake Unit Replacement -> Aztek & Rendezvous -> C & K Series -> Express & Savana -> Montana, Silhouette, Trans Sport & Venture -> S & T Series -> Vue
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Aztek & Rendezvous
- Remove coolant reservoir, then relieve fuel system pressure as outlined under. "Precautions."
- Remove cruise control cable from module, then disconnect electrical connector from cruise control module.
- Remove cruise control module from bracket, then the front end sheet metal diagonal brace.
- Remove PCM cover from air cleaner housing, then the PCM and set aside.
- Remove air cleaner intake duct, then bolts from air cleaner assembly and housing.
- Remove fuel lines from pipes and vapor line, then disconnect fluid level sensor switch from brake master cylinder.
- Disc...
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 Pontiac Montana cars and light trucks from 1990+.
Drum Brakes -> Brake Service -> Astro, Bravada, S & T Series & Safari -> Aztek, Rendezvous & Vue -> C & K Series -> Duo-Servo -> Express & Savana -> Installation -> Montana, Silhouette, Trans Sport & Venture -> P Series -> Removal -> Single-Servo -> Tracker
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
C & K Series
Duo-Servo
Removal
- Raise and support vehicle.
- Mark relationship of wheel to hub, then remove tire and wheel assembly.
- On models equipped with full-floating axles, remove hub and drum assembly as outlined in. "Drive Axles."
- On models equipped with semi-floating axles, proceed as follows:
- Install pin into park brake lever.
- Mark relationship of drum to axle.
- Remove rear brake drum retainers, as required.
- Remove rear brake drum.
- On all models, remove return springs and shoe guide,. Fig. .
- Remove brake hold down springs and pins.
- Disconnect actuator lever and pivot.
- Remove lever return sp...
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