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
Accelerator Pedal Position Sensor: Service and Repair
Accelerator Pedal Position Sensor Replacement
Removal Procedure
1. Remove the insulator panel. Instrument Panel Insulator Replacement.
2. Disconnect the accelerator pedal position (APP) sensor electrical connector (1).
3. Remove the APP sensor nuts.
4. Remove the APP sensor.
Installation Procedure
1. Install the APP sensor.
Notice: Refer to Fastener Notice.
2. Install the APP sensor nuts.
Tighten the nuts to 10 N.m (89 lb in).
3. Connect the APP sensor electrical connector (1).
4. Install the insulator panel. Instrument Panel Insulator Replacement.
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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