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2003 Pontiac Montana CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Pontiac REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
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 Pontiac Montana automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Disc Brakes -> Delco Single Piston Sliding Caliper -> Tightening Specifications
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Gasoline Engines Except Equinox, Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Uplander & Vue (2004-06) & 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Returnless Fuel System
On models equipped with fuel injected engines, relieve fuel system pressure as outlined under "Fuel System Pressure Relief."
On models equipped with metal collar quick disconnect connectors, GM tool No. J37088-A, or equivalent, will be required to disconnect the connector. Pri...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
CV AXLE SHAFT, Replace -> Front -> Rear
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Front
- Raise and support vehicle, then remove tire and wheel assembly.
- Remove engine splash shield.
- Insert a suitable drift or punch through brake caliper and into brake rotor to prevent wheel hub and bearing from turning.
- Remove wheel drive shaft spindle nut.
- Remove stabilizer shaft link.
- Disconnect outer tie rod end from steering knuckle. Do not loosen tie rod end jam nut.
- Disconnect wheel speed sensor electrical connector, then reposition wiring harness away from ball joint.
- Disconnect lower ball joint from steering knuckle.
- Install wheel hub remover tool No. J 42129, or equival...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
- Disconnect battery ground cable.
- Remove throttle body air inlet duct, then apply parking brake.
- Place transaxle in neutral gear position.
- Remove engine mount strut bolts and position mount aside.
- Install suitable engine tilt strap tool.
- Ro...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 1998-2005 Montana, Silhouette, Trans Sport, Venture & 2002-03 Rendezvous
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- Open the instrument panel compartment door.
- Remove the door located at the rear of the instrument panel compartment.
- Open the A/C and heater module access door, Fig. .
- Remove the first cabin air filter through the A/C and heater module access...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
General Motors Corp./Saturn Trucks -> Service Throttle Soon Indicator Lamp ->
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
A "Service Throttle Soon" indicator lamp is mounted in the lower righthand instrument cluster corner on these models. It lights when the ignition is turned On, but should go out approximately 1-5 seconds after the engine starts.
Traditional throttle cables are no longer used on these models. The PCM receives signals from an electron...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Radiator, Replace
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
- Drain engine coolant into a suitable container.
- Disconnect and plug lower transmission oil cooler (TOC) line from radiator.
- Remove cooling fans and shroud.
- Remove radiator inlet hose.
- Remove ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Pontiac Montana AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Pontiac Montana 3.4 V6 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Pontiac Montana AUTOMOBILES
Component location diagrams for most 2003 Pontiac Montana cars and light trucks sold in the U.S. from 1990+.
 Below Steering Column Diagram for 2003 Pontiac Montana 3.4 V6 GASComponents on diagram: |
 Front of Vehicle, Braking Components Diagram for 2003 Pontiac Montana 3.4 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Pontiac Montana AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Pontiac Montana cars and light trucks sold in the U.S.
 2003 Pontiac Montana 3.4 V6 GAS Wiring DiagramComponents on diagram: |
 2003 Pontiac Montana 3.4 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Pontiac Montana AUTOMOBILES
OEM TSB listings for most 2003 Pontiac Montana cars and light trucks sold in the U.S. from 1985+.
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Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2003 Pontiac Montana 3.4 V6 GAS Auto Systems: |
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Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 2003 Pontiac Montana 3.4 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Pontiac Montana AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Pontiac Montana cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Pontiac Montana cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Pontiac Montana cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Pontiac Montana cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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