Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2003MALIBU V6-3.1L VIN JREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - IGNITION SYSTEMIGNITION CONTROL MODULESERVICE AND REPAIR
2003 Chevrolet Malibu V6-3.1L VIN J
Ignition Control Module: Service and Repair
2003 Chevrolet Malibu V6-3.1L VIN JSECTION Service and Repair
REMOVAL PROCEDURE
1. Disconnect all the electrical connectors at the ignition control module.
2. Note position of spark plug wires for installation and disconnect the spark plug wires from ignition coils.
3. Remove the screws securing coil assemblies to ignition control module.
4. Remove the coils from ignition control module.
5. Remove the ignition control module from the bracket.
INSTALLATION PROCEDURE
1. Install the ignition control module on the bracket.
2. Install the coils to ignition control module.
3. Install the screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the screws to 4.5 N.m (40 lb in).
4. Connect the spark plug wires as noted during removal.
5. Connect the electrical connectors to the ignition control module.
1. Disconnect all the electrical connectors at the ignition control module.
2. Note position of spark plug wires for installation and disconnect the spark plug wires from ignition coils.
3. Remove the screws securing coil assemblies to ignition control module.
4. Remove the coils from ignition control module.
5. Remove the ignition control module from the bracket.
INSTALLATION PROCEDURE
1. Install the ignition control module on the bracket.
2. Install the coils to ignition control module.
3. Install the screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the screws to 4.5 N.m (40 lb in).
4. Connect the spark plug wires as noted during removal.
5. Connect the electrical connectors to the ignition control module.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.