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2003 Chevrolet Monte Carlo CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet 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
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Serpentine Drive Belt Routing -> Domestic Passenger Cars -> General Motors Corp. & Saturn
Vehicle: 2003 Chevrolet Monte Carlo SS 3.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Hydraulic Brake Systems -> General Motors -> Component Replacement -> Master Cylinder
Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS
Master Cylinder
- On Vibe models, remove air filer hose clamp and hose from throttle body.
- On all models, disconnect fluid level sensor retainer and electrical connector.
- Drain master cylinder reservoir brake fluid into suita...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Fuel Pressure Relief -> Except Aveo, LaCrosse, LeMans (1988-93), Malibu & Malibu Maxx (2004-05), Metro, Nova, Prizm, Spectrum & Storm -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 2003 Chevrolet Monte Carlo SS 3.8 V6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive strateg...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS
- Raise and suitably support vehicle.
- Remove wheel and tire.
- Remove stabilizer shaft link.
- Remove front wheel drive shaft nut. Insert a drift or a flat-bladed tool into caliper and rotor to prevent rotor from turning.
- Disconnect outer tie rod assembly from steering knuckle.
- Separate ball joint from steering knuckle. Do not attempt to move vehicle with drive axle(s) removed from wheel bearing. Wheel(s) could fall off, dropping vehicle to ground and causing personal injury or damage to vehicle.
- Separate front wheel drive axle from front wheel drive shaft bearing using a suitable pu...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Diagnostic Tests -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2003 Chevrolet Monte Carlo SS 3.8 V6 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Diagnostic Tests
Refer to Figs. through for diagnostic test procedures.
Intermittent & Poor Connections
Intermittents
Most intermittents are caused by faulty electrical connections or wiring. Inspect for the following:
- Wiring broken inside insulation.
- Poor connection between male and female terminal at connector.
- Poor terminal to wire connection. Some conditions which fall under this are:
- Poor crimps.
- Poor solder joints.
- Crimping over wire ins...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS
- Disconnect battery ground cable.
- Remove engine compartment cross vehicle brace.
- Remove serpentine belt.
- Remove coolant recovery reservoir mounting bolts, then position reserv...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 1997-2005 Century, Regal, 1998-2002 Intrigue & 2000-05 Impala & Monte Carlo
Vehicle: 2003 Chevrolet Monte Carlo SS 3.8 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.
- Place the windshield wipers in the up position by turning the ignition switch Off when the wipers reach the desired position.
- Open the hood.
- Lift the righthand side of the rear hood seal from the flange in the area of the rig...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
General Motors Corp./Saturn Cars -> Change Oil, Change Oil Now Or Change Oil Soon Lamp & Messages -> 2001-05 Monte Carlo -> Using Accelerator Pedal -> Using Radio
Vehicle: 2003 Chevrolet Monte Carlo SS 3.8 V6 GAS
Using Accelerator Pedal
The Engine Oil Life monitor indicates when an oil and filter change are needed, usually from 3000-10,000 miles since the last change. The CHANGE OIL SOON indicator may light even before 3000 miles if the vehicle has been operated under severe service.
The monitor will not detect dust in the oil. If operating in dusty conditions be sure to change the oil and filter every 3000 miles or sooner if the CHANGE OIL SOON lamp lights.
To reset the Engine Oil Life monitor proceed as follows:
- Turn ignition on, but do not start engine.
- Fully depress and release accele...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition inlet heater hose clamp from heater core pipe.
- Remove hose from heater core.
- Reposition heater hose clamp from heater hose inlet pipe.
- Remove inlet heater hose from heater hose inlet pipe.
- Remove hose from vehicle.
- Reverse procedure to ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS
- Rotate tensioner clockwise using a b...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
Component location diagrams for most 2003 Chevrolet Monte Carlo cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Chevrolet Monte Carlo cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
OEM TSB listings for most 2003 Chevrolet Monte Carlo cars and light trucks sold in the U.S. from 1985+.
Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS Auto Systems: |
Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 2003 Chevrolet Monte Carlo LS 3.4 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Chevrolet Monte Carlo AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Chevrolet Monte Carlo 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 Chevrolet Monte Carlo 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 Chevrolet Monte Carlo 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 Chevrolet Monte Carlo 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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