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.
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HOMESERVICE MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 560 (SHIFT LOCK CONTROL SYSTEM)REPAIR INSTRUCTIONSAUTOMATIC TRANSMISSION SHIFT LOCK CONTROL ACTUATOR REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet HHR LT, 2.4 P, Automatic
Installation Procedure
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Installation Procedure
WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
- Firmly install the automatic transmission shift lock control actuator onto the steering column jacket and the cable shift cam assembly.
- Connect the automatic transmission shift lock control actuator electrical connector.
- Adjust the automatic transmission shift lock control actuator (with the shift lever clevis in the neutral position) in the following way:
- Pull out the tab (1) on the adjuster block side (2) of the automatic transmission shift lock control actuator.
- Press on the adjuster block (2) to compress the internal adjuster spring which disengages the adjuster teeth. Slide the adjuster block (2) as far away from the actuator as possible.
- Lock the adjuster block (2) in place by pushing in on the tab (1).
- Inspect the automatic transmission shift lock control actuator for the following items:
- The automatic transmission shift lock control actuator must lock the shift lever clevis when the shift lever clevis is put into the park position.
- Turn the ignition to the ON position and depress the brake pedal to move the shift lever out of the park position. The actuator will be energized.
- Readjust the automatic transmission shift lock control actuator if needed.
- Install the steering column trim covers. Refer to Steering Column Trim Cover Replacement .
- Enable the SIR system. Refer to SIR Disabling and Enabling .
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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.