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.

2013 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE

Accelerator Pedal Position Sensor Replacement

Fig 1: Accelerator Pedal Position Sensor

Courtesy of GENERAL MOTORS COMPANY

Callout

Component Name

Preliminary Procedures

Remove the left instrument panel (I/P) sound insulator. Refer to Instrument Panel Insulator Panel Replacement - Left Side .
Disconnect the accelerator pedal position sensor electrical connector.

Accelerator Pedal Position Sensor Bolts (Qty: 2)

CAUTION:

Refer to Fastener Caution

Tighten
9 N.m(80 lb in)

Accelerator Pedal Position Sensor

Factory Service Tools

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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.