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.
Installation Procedure
- Install the negative battery cable (2) to the conduit.
- Wrap tape around the positive/negative battery cable conduit (1).
- Install the negative battery cable ground terminal to the stud.
- Install the battery cable ground nut to the stud on the side rail.
Tighten:Β Tighten the nut to 20 N.m (15 lb ft).
- If equipped with RPO LSJ perform the following, position the negative battery cable ground terminal (5) to the engine block.
- Position the engine harness ground (4) on top of the ground terminal.
- Install the stud (2).
Tighten:Β Tighten the stud to 25 N.m (18 lb ft).
- Install the engine harness grounds (2) onto the stud.
- Install the engine harness ground nut (1).
Tighten:Β Tighten the nut to 17 N.m (13 lb ft).
- If equipped with RPOs L61/LE5 with M86 perform the following, position the negative battery cable ground terminal (4) to the engine block.
- Install the stud (2).
Tighten:Β Tighten the stud to 25 N.m (18 lb ft).
- Install the engine harness ground terminal (3) to the stud (2).
- Install the engine harness ground nut (1).
Tighten:Β Tighten the nut to 17 N.m (13 lb ft).
- If equipped with RPOs L61/LE5 with MN5 perform the following, install the negative battery cable ground terminal (2) to the stud (1).
- Install the engine harness ground terminal (3) to the stud (1).
- Install the engine harness ground nut (4).
Tighten:Β Tighten the nut to 17 N.m (13 lb ft).
- Lower the vehicle.
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and ConnectionΒ .
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.