Dorman 746-015 Install/Removal Instructions: Door Lock Actuator

Compatible Vehicles: 2006-2000 Suburban 1500/2500, Yukon XL 1500/2500, 2006–2001 Tahoe/Yukon, 2006–2002 Escalade, 2000 Tahoe, Yukon w/o 5.7 engine

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.

General Tech Tips

Tools Required for Removal and Installation

PLEASE WEAR SAFETY GLASSES! ?

Part Comparison

TECH NOTE: The part you are about to install varies in appearance from what you are removing. This does not affect the fit or function of the part.

Original Equipment (OE): Image depicting the original equipment door lock actuator.

OE Supersession: Image depicting an OE supersession door lock actuator.

Dorman Replacement: Image depicting the Dorman replacement door lock actuator.

Removal Instructions

STEP 1: Remove Lift Gate Pull Down Strap Assembly

Using a Phillips head screwdriver, remove the lift gate pull down strap assembly.

Illustration showing the lift gate pull down strap assembly, with a red arrow indicating upward removal.

STEP 2: Remove Interior Lift Gate Panel

Using a trim panel removal tool, remove the upper portion of the interior lift gate panel assembly. Once the upper portion is removed, disconnect the lower portion of the interior trim panel.

Image of the lift gate interior trim panel, labeling the 'Upper portion' and 'Lower portion', with a red arrow indicating the removal direction for the upper section.

STEP 3: Disconnect Electrical Connectors

Disconnect the electrical connectors attached to the actuator.

Images showing close-ups of the electrical connectors to be disconnected, with red arrows pointing to the connectors.

STEP 4: Remove Lift Gate Latch Bracket Screws

Using a 10mm socket and ratchet assembly, remove the three (3) lift gate latch bracket retaining screws.

Images illustrating the location of the three lift gate latch bracket retaining screws, with red arrows pointing to them.

STEP 5: Remove Lift Gate Latch Retaining Screw

In an upward motion, raise the lift gate latch retaining bracket. Use a T-15 Torx bit to remove the lift gate latch retaining screw. NOTE: The lift gate latch retaining screw is located on the back side of the lift gate latch retaining bracket.

Illustration showing the lift gate latch retaining bracket being lifted, with a red arrow indicating upward motion. A T-15 Torx bit is shown engaging the retaining screw on the back of the bracket.

STEP 6: Detach Lift Gate Lock Actuator

Slide the lift gate lock actuator toward the passenger side of the vehicle to release it from the lift gate latch retaining bracket. Once disconnected, slide the lift gate actuator arm out of position. NOTE: Slide the arm toward the driver's side of the vehicle.

Diagram showing the lift gate lock actuator being slid towards the passenger side to detach it from the bracket. A red arrow indicates the direction of movement. The actuator arm is shown being slid out of position towards the driver's side.

Installation Instructions

STEP 1: Install Actuator Arm

Slide the lift gate actuator arm into the lift gate latch bracket assembly.

Image showing the lift gate actuator arm being slid into the lift gate latch bracket assembly, with a red arrow indicating the insertion direction.

STEP 2: Position Actuator

Attach the lift gate lock actuator into position.

Image of the lift gate lock actuator being positioned and attached into place.

STEP 3: Install Retaining Screw

Using a T-15 Torx bit, install the lift gate lock actuator retaining screw on the back side of the lift gate latch bracket.

Illustration showing a T-15 Torx bit being used to install the lift gate lock actuator retaining screw on the back of the lift gate latch bracket, with a red arrow pointing to the screw location.

STEP 4: Install Bracket Screws

Using a 10mm socket and ratchet assembly, install the three (3) lift gate latch bracket retaining screws.

Images showing the three lift gate latch bracket retaining screws being installed using a 10mm socket and ratchet, with red arrows indicating the screw locations.

STEP 5: Reattach Electrical Connectors

Attach the electrical connectors.

Images showing the electrical connectors being reattached, with red arrows pointing to the connectors.

STEP 6: Reinstall Interior Trim Panel

Install the lower portion of the lift gate interior trim panel. Once the lower portion is installed, install the upper portion of the interior trim panel. NOTE: Be sure to align the interior trim panel retainers with their corresponding holes. Failure to do so will cause damage to the retainers.

Diagram of the lift gate interior trim panel, showing the 'Lower portion' and 'Upper portion' being reinstalled. A note advises aligning retainers with holes to prevent damage.

STEP 7: Install Pull Handle Screw

Using a Phillips head screwdriver, install the interior lift gate pull handle retaining screw.

Illustration showing a Phillips head screwdriver being used to install the interior lift gate pull handle retaining screw, with a red arrow pointing to the screw location.

STEP 8: Final Verification

Verify that the lift gate lock actuator is operating properly and that the interior trim panel is secure.

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 feature.

©2012 Dorman Products, Inc. No reproductions in whole or in part without prior written approval.

Models: 746-015, 746-015 Liftgate Lock Actuator, Liftgate Lock Actuator, Lock Actuator, Actuator

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