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 MANUALSCHEVROLET2009IMPALA V8-5.3LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYBATTERY CABLESERVICE AND REPAIR
2009 Chevrolet Impala V8-5.3L
Battery Cable: Service and Repair
2009 Chevrolet Impala V8-5.3LSECTION Service and Repair
Battery Negative Cable Disconnection and Connection (RPO LS4-5.3L)
Removal Procedure
Warning: Refer to SIR Warning (SIR Warning).
Warning: Refer to Battery Disconnect Warning (Service Precautions).
1. Record all of the vehicle's preset radio stations.
2. Turn OFF all lamps and accessories.
3. Turn the ignition switch to the OFF position.
4. Loosen the negative battery cable terminal nut.
5. Remove the negative battery cable terminal (3) from the battery.
Installation Procedure
Note: Clean any existing oxidation from the contact face of the battery terminal and battery cable using a wire brush before installing the battery cable to the battery terminal.
1. Install the negative battery cable terminal (2) to the battery.
Caution: Refer to Fastener Caution (Fastener Caution).
2. Tighten the negative battery cable terminal nut.
Tighten the nut to 15 Nm (11 lb ft).
3. Set the clock and program the radio stations back into the radio as recorded at the beginning of the procedure. Refer to Radio/Audio System Description and Operation (Radio/Audio System Description and Operation).
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.