OEM GMC Envoy Ignition Lock Cylinder

GMC Envoy Ignition Lock Cylinder Parts Questions & Experts Answers

• Ignition Lock Cylinder
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  Q: How to replace the ignition lock cylinder on GMC Envoy?

  A: In order to replace the Ignition Lock Cylinder, you need to disconnect the negative Battery Cable and disable the sir system. Lowerdrop the hush and knee bolsterthen pop off the steering column trim covers. With the key in the run position fit an allen wrench in the hole on the top of the lock cylinder housing and push it to release the shall tab and slide out the lock cylinder. For the installation, insert the key into the lock cylinder and make sure the gears between the Ignition Switch and the lock cylinder housing are in line, otherwise it will be in misalignment and could result into the no start or battery drain. Spin the lock cylinder housing gear in a clockwise direction till it returns to start position with a spring back in run. Line up the lock cylinder and mount it into the housing and reinstall the steering column trim covers, and the hush and knee bolster. Finally, turn on the sir system, and tighten the negative Battery Cable.