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.
2007 Chevrolet HHR L4-2.2LFACTORY OEM SERVICE PROCEDURE
Battery Current Sensor: Service and Repair
Battery Current Sensor Replacement
Removal Procedure
1. Remove the negative battery cable.
2. Remove the tape securing the battery current sensor to the negative battery cable.
3. Remove the battery current sensor from the negative battery cable.
Installation Procedure
1. Install the battery current sensor by passing the ground end of the negative battery cable through the sensor.
Important: Ensure the battery current sensor is installed in the correct direction and location on the negative battery cable.
2. Wrap electrical tape around the battery current sensor in order to secure the battery current sensor to the negative battery cable.
3. Install the negative battery cable.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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