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.

2005 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Rear Parking Assist (RPA) Receiver

Courtesy of GENERAL MOTORS CORP.

Remove the rear window shelf trim panel. Refer to Trim Panel Replacement - Rear Window Shelf in Interior Trim.
Disconnect the Rear Parking Assist (RPA) receiver electrical connector (2).

Fig 2: Removing/Installing RPA Receiver Fasteners

Courtesy of GENERAL MOTORS CORP.

Remove the fasteners from the RPA receiver.
Remove the receiver from the rear shelf.

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.

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