Lock System Does Not Lock

Step	Action	Yes	No
DEFINITION: The lock system will not allow the key to be turned to the OFF lock position.
1	Did you review the ignition lock system description and perform the necessary inspections?	Go to Step 2	Go to Steering Wheel and Column Description and Operation
2	Verify that the lock system does not lock. Does the lock system operate normally?	System OK	Go to Step 3
3	Inspect for an incorrect, worn, or damaged key. Is the key incorrect, worn, or damaged?	Go to Step 9	Go to Step 4
4	Inspect for a faulty lock cylinder. Is the lock cylinder or release button damaged?	Go to Step 10	Go to Step 5
5	Inspect the shift linkage adjustment. Is the shift linkage adjusted incorrectly?	Go to Step 11	Go to Step 6
6	Inspect the automatic transmission shift lock control for damage. Is the automatic shift lock control damaged?	Go to Step 12	Go to Step 7
7	Inspect the ignition switch for damage. Is the ignition switch damaged?	Go to Step 13	Go to Step 8
8	Inspect the park lock for damage and cycle manual override. Is the park lock damaged?	Go to Step 14	Go to Step 3
9	Replace the key. Refer to Key and Lock Cylinder Coding in General Information. Did you complete the repair?	Go to Step 15	-
10	Replace the lock cylinder. Refer to Ignition Lock Cylinder Replacement . Did you complete the repair?	Go to Step 15	-
11	Adjust the shift linkage. Did you complete the repair?	Go to Step 15	-
12	Replace the automatic transmission shift lock control. Did you complete the repair?	Go to Step 15	-
13	Replace the ignition switch. Refer to Ignition Switch Replacement . Did you complete the repair?	Go to Step 15	-
14	Replace the park lock. Refer to Park Pawl Actuator Replacement (Aztek) . Did you complete the repair?	Go to Step 15	-
15	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 3