DORMAN 924-791 Ignition Lock Cylinder Instruction Manual

DORMAN 924-791 Ignition Lock Cylinder

Product Information

Specifications

• Part Number: 924-791
• Product Type: Ignition Lock
• Recommended Usage: Refer to the vehicle shop manual for specific service procedures
• Additional Note: Safety glasses must be worn during installation

Product Usage Instructions

Removal Instructions

1. Disconnect the negative battery cable.
2. Remove the horn pad.
3. Remove the horn contact button.
4. Remove the steering wheel nut retainer and nut.
5. Using a marker, make reference marks on the steering wheel and shaft to maintain the original alignment.
6. Remove the steering wheel with an appropriate puller.
7. Using a marker, make reference marks on the locking plate to maintain the correct orientation.
8. Remove the wheel locking plate by using a lock plate tool to relieve plate tension.
9. Remove the snap ring while the plate is compressed.
10. Remove the turn signal-cancelling cam.
11. Remove the hazard flasher button.
12. Remove the turn signal lever screw and lever.
13. Remove the turn signal switch mounting screws.

Frequently Asked Questions (FAQ)

• Q: Do I need any special tools for the installation?
  A: It is recommended to use a lock plate tool for removing the wheel locking plate and a puller for the steering wheel removal.

• Q: Can I install the ignition lock without disconnecting the battery?
  A: No, it is essential to disconnect the negative battery cable before starting the installation process for safety reasons.

ATTENTION:
Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this part. If you do not have a service manual or lack the skill to install this part, it is recommended that you seek the services of a qualified technician. Pay special attention to all cautions and warnings included in the shop manual. Read and follow all instructions carefully.

REMOVAL/INSTALL OF IGNITION LOCK (924-791)
Buick 1991–85, Cadillac 1987–85, Chevrolet 2002–82, GMC 2002–82, Oldsmobile 1996–87, Pontiac 1996–82.

General Tech Tip

A steering wheel puller and a steering column lock plate removal tool are required to perform this repair. These can be purchased or rented from your local auto parts store.

PLEASE WEAR SAFETY GLASSES!

Removal Instructions

• STEP 1: Disconnect negative battery cable.
• STEP 2: Remove the horn pad. NOTE: The horn pad displayed may have different attaching points from your vehicle, as they vary among models and years.
• STEP 3: Remove the horn contact button.
• STEP 4: Remove the steering wheel nut retainer and nut.
• STEP 5: Using a marker, make reference marks on the steering wheel and shaft to maintain original alignment.
• STEP 6: Remove the steering wheel with the appropriate puller.
• STEP 7: Using a marker, make reference marks on the locking plate to maintain the correct orientation.
• STEP 8: Removing wheel locking plate by using the lock plate tool to relieve plate tension.
• STEP 9: Remove the snap ring while the plate is compressed.
• STEP 10: Remove the turn signal-cancelling cam.
• STEP 11: Remove the hazard flasher button.
• STEP 12: Remove the turn signal lever screw and lever.
• STEP 13: Remove the turn signal switch mounting screws.
• STEP 14: It is not necessary to completely remove the switch from the column. Lift the turn signal switch out of the way to gain access to the lock cylinder release tab.
• STEP 15: Remove the key buzzer switch, if equipped. This can be gently pried off with a pick or similar tool.
• STEP 16: Ensure the ignition is turned to the off position.
• STEP 17: Remove the lock cylinder retaining screw and pull the lock cylinder from the column.

Installation Instructions

• STEP 1: Install a new ignition lock into the column and reinstall and tighten the retaining screw.
• STEP 2: Reinstall the key buzzer switch, if equipped.
• STEP 3: Reinstall the turn signal switch and mounting screws.
• STEP 4: Reinstall turn signal lever screw and lever.
• STEP 5: Reinstall the hazard flasher button.
• STEP 6: Reinstall turn signal cancelling cam.
• STEP 7: Reinstall the wheel locking plate by using the lock plate compression tool to compress plate tension and install the snap ring. Be sure to reference marks made during removal to maintainthe  original orientation.
• STEP 8: Reinstall the steering wheel using marks made during removal to maintain the original orientation.
• STEP 9: Reinstall the steering wheel nut retainer and nut.
• STEP 10: Reinstall the horn contact button.
• STEP 11: Install the horn pad.
• STEP 12: Reconnect negative battery cable.

We appreciate your opinions regarding this product!
Please call our Technical Assistant with any challenges or suggestions regarding the installation or operation of this product. 1-800-523-2492.

Disclaimer

Even though every attempt is made to ensure this information is complete and accurate, it is impossible to account for all possible circumstances or situations. Please consult with a qualified auto technician before attempting to perform any work you are not qualified to do. Automobiles can be hazardous to work on; be sure to take all necessary safety precautions. Failure to do so may result in property damage or personal injury. Certain motor vehicle standards and performance requirements may apply to your motor vehicle (such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration). Be sure that your work is performed by such standards and that you do not disable any motor vehicle safety features.

©2018 Dorman Products, Inc.
No reproductions in whole or in part without prior written approval.

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