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 MANUALSCHEVROLET2001LUMINA V6-3.1L VIN JREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - COOLING SYSTEMCOOLANT LEVEL INDICATOR MODULESERVICE AND REPAIR
2001 Chevrolet Lumina V6-3.1L VIN J
Coolant Level Indicator Module: Service and Repair
2001 Chevrolet Lumina V6-3.1L VIN JSECTION Service and Repair
Removal Procedure
Caution: Refer to Battery Disconnect Caution in Service Precautions.
1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnect/Connect Procedure.
Partially drain the radiator. Refer to Draining and Filling Cooling System.
2. Disconnect the low coolant module electrical connector.
3. In order to unlock the low coolant module, lift one leg of the snap clip from the locked position and pull outward with a slight twisting motion.
Remove the low coolant module.
Installation Procedure
1. Install the O-ring. Lubricate the O-ring seal with coolant.
2. Position the snap clip leg in place.
3. Install the low coolant module.
4. Connect the low coolant module electrical connector. Fill the radiator. Refer to Draining and Filling Cooling System.
6. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnect/Connect Procedure.
7. Inspect for leaks.
Caution: Refer to Battery Disconnect Caution in Service Precautions.
1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnect/Connect Procedure.
Partially drain the radiator. Refer to Draining and Filling Cooling System.
2. Disconnect the low coolant module electrical connector.
3. In order to unlock the low coolant module, lift one leg of the snap clip from the locked position and pull outward with a slight twisting motion.
Remove the low coolant module.
Installation Procedure
1. Install the O-ring. Lubricate the O-ring seal with coolant.
2. Position the snap clip leg in place.
3. Install the low coolant module.
4. Connect the low coolant module electrical connector. Fill the radiator. Refer to Draining and Filling Cooling System.
6. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnect/Connect Procedure.
7. Inspect for leaks.
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.