Repair Diagrams for 2003 Pontiac Grand Prix Engine, Transmission, Lighting, AC, Electrical & Warning Systems

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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Pontiac Grand Prix 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 Grand Prix automobile. Try the Automotix DIY solution today!

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We have info for following modifications of 2003 Pontiac Grand Prix

2003 Pontiac Grand Prix 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
2003 Pontiac Grand Prix 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:1
2003 Pontiac Grand Prix 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:J

WIRING DIAGRAMS FOR 2003 Pontiac Grand Prix AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Pontiac Grand Prix cars and light trucks sold in the U.S.

2003 Pontiac Grand Prix 3.1 V6 GAS Wiring Diagram

Components on diagram:

A/C Compressor Clutch Coil

Knock Sensor

Crankshaft Position Sensor

Engine Oil Pressure Indicator Switch

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

Windshield Washer Fluid Level Switch

Horn Assembly

Secondary Air Injection (AIR) Pump

Windshield Washer Fluid Pump

Fog Lamp-Rf

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

Low Washer Fluid Indicator

Change Oil Soon Indicator

Driver Information Center

Low Trac Indicator

TRAC OFF Indicator

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

Window Switch-Front Passenger

Window Motor-Driver

Window Switch-Driver

Window Motor-Front Passenger

2003 Pontiac Grand Prix 3.1 V6 GAS Wiring Diagram

Components on diagram:

Park/Turn Signal Lamp-LF

Park/Turn Signal Lamp-RF

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

A/C Clutch Relay

Horn Relay

Generator

Fog Lamp Relay

Electronic Brake Control Module

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

Headlamp Switch

Daytime Running Lamps (DRL) Control Module

2003 Pontiac Grand Prix 3.1 V6 GAS Wiring Diagram

Components on diagram:

HVAC Control Module

Air Temperature Actuator-Right

2003 Pontiac Grand Prix 3.8 V6 GAS Wiring Diagram

Components on diagram:

Stop Lamp Switch

Cruise Control Module

2003 Pontiac Grand Prix 3.1 V6 GAS Wiring Diagram

Components on diagram:

Seat Belt Switch

Body Control Module

Inflatable Restraint Steering Wheel Module

Inflatable Restraint Sensing And Diagnostic Module

Inflatable Restraint Steering Module Coil

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Get the Complete Technical Service Bulletins!

Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Pontiac Grand Prix vehicle.