LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2004 >> Century Base >> Repair and Diagnosis >> Steering >> Steering Wheel And Steering Column >> Diagnostic Information and Procedures >> Lock System Does Not Lock

Lock System Does Not Lock

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 Steering Wheel and Column Description and Operation? 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 a faulty lock cylinder or release button.
Is the lock cylinder or release button damaged?
Go to Step 7  Go to Step 4 
4 Inspect the shift cable adjustment.
Is the shift linkage adjusted incorrectly?
Go to Step 8  Go to Step 5 
5 Inspect the ignition switch for damage.
Is the ignition switch damaged?
Go to Step 9  Go to Step 6 
6 Inspect the steering wheel theft deterrent lock for damage.
Is the steering wheel theft deterrent lock damaged?
Go to Step 10  Go to Step 3 
7 Replace the lock cylinder. Refer to Ignition Lock Cylinder Replacement .
Did you complete the repair?
Go to Step 11  -
8 Adjust the shift cable. Refer to Automatic Transmission Range Selector Cable Adjustment or to Park Lock Cable Adjustment in Automatic Transaxle - 4T65E.
Did you complete the repair?
Go to Step 11  -
9 Replace the ignition switch. Refer to Ignition Switch Replacement .
Did you complete the repair?
Go to Step 11  -
10 Replace the steering wheel theft deterrent lock. Refer to Steering Wheel Theft Deterrent Lock Replacement .
Did you complete the repair?
Go to Step 11  -
11 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3