DORMAN 924-790 Ignition Lock Cylinder Instruction Manual

DORMAN 924-790 Ignition Lock Cylinder

Product Information

Specifications:

• Model Number: 924-790
• Product Type: Ignition Lock
• Recommended Skill Level: Intermediate to Advanced

Product Usage Instructions

Installation Instructions:

1. Refer to the appropriate shop manual for your vehicle for specific service procedures.
2. If you lack the skill, it is recommended to seek the services of a qualified technician.
3. Pay attention to all cautions and warnings in the shop manual.
4. Disconnect the negative battery cable.
5. Remove the horn pad and horn contact button.
6. Remove the steering wheel nut retainer and nut.
7. Make reference marks on steering wheel and shaft for alignment.
8. Use an appropriate puller to remove the steering wheel.
9. Make reference marks on the locking plate for correct orientation.
10. Use a lock plate tool to relieve plate tension and remove the wheel locking plate.
11. Remove the snap ring while the lock plate is compressed.
12. Remove the turn signal cancelling cam, hazard flasher button, turn signal lever screw, and lever.
13. Remove turn signal switch mounting screws.

Frequently Asked Questions

Q: What should I do if I don’t have a service manual?

A: You can purchase or rent one from your local auto parts store, or seek the help of a qualified technician.

Q: Can I install the ignition lock without proper skills?

A: It is recommended to seek the services of a qualified technician if you lack the necessary skills to install the part.

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 (924-790) Buick 1996–78, Cadillac 1992–78, Chevrolet 2002–1978, GMC 2002–1978, Jeep 1993–85, Oldsmobile 1996–78, Pontiac 1996–78

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

Installation Instructions

• STEP 1: Install new ignition lock into column and reinstall and tighten retaining screw.
• STEP 2: Reinstall key buzzer switch, if equipped.
• STEP 3: Reinstall turn signal switch and mounting screws.
• STEP 4: Reinstall turn signal lever screw and lever.
• STEP 5: Reinstall hazard flasher button.
• STEP 6: Reinstall turn signal cancelling cam.
• STEP 7: Reinstall wheel locking plate by using lock plate compression tool to compress plate tension and install snap ring. Be sure to reference marks made during removal to maintain original orientation
• STEP 8: Reinstall steering wheel using marks made during removal to maintain original orientation.
• STEP 9: Reinstall steering wheel nut retainer and nut.
• STEP 10: Reinstall horn contact button.
• STEP 11: Install 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 in accordance with such standards and that you do not disable any motor vehicle safety features.

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