Lock System Does Not Lock

Step	Action	Yes	No
DEFINITION: The ignition lock cylinder will not allow the key to be turned to the LOCK position.
1	Did you review the Steering Wheel and Column Description and Operation and perform the necessary inspections?	Go to Step 2	Go to Symptoms - Steering Wheel and Column
2	Verify that the lock system does not lock. Does the lock system lock?	System OK	Go to Step 3
3	Does the vehicle have an automatic transmission?	Go to Step 4	Go to Step 6
4	Place the automatic transmission shift lever in Park. Does the lock system lock?	System OK	Go to Step 5
5	Inspect the automatic transmission park lock cable for binding or damage. Is the automatic transmission park lock cable binding or damaged?	Go to Step 7	Go to Step 6
6	Inspect steering column lock and ignition switch cylinder for damage. Is the steering column lock and ignition switch cylinder damaged?	Go to Step 8	Go to Step 2
7	Replace the automatic transmission park lock cable. Refer to Shift Lock Control Cable Replacement in Shift Lock Control. Did you complete the repair?	Go to Step 9	-
8	Replace the steering column lock and ignition switch cylinder. Refer to Steering Column Lock and Ignition Switch Cylinder Replacement . Did you complete the repair?	Go to Step 9	-
9	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 2