Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2024 GMC Acadia AT4FACTORY OEM SERVICE PROCEDURE
Lighting System - Repair Instructions
- Repair Instructions
- Brake Pedal Position Sensor Calibration
- Brake Pedal Position Sensor Replacement
- Dimmer Switch Replacement
- Lighting Control Module Replacement
- Front Floor Courtesy Lamp Replacement - Left Side
- Front Floor Courtesy Lamp Replacement - Right Side
- Front Side Door Inside Handle Illumination Lamp Replacement
- Rear Side Door Inside Handle Illumination Lamp Replacement
- Instrument Panel Light Conductor Lamp Replacement
- Roof Rail Rear Seat Position Reading and Courtesy Lamp Replacement
- Rear Seat Position Center Reading Lamp Replacement
- Front Side Door Map Pocket Illumination Lamp Replacement
- Outside Rearview Mirror Turn Signal Lamp Replacement
- Front Headlamp Replacement
- Headlamp Bracket Replacement (FRONT)
- Headlamp Bracket Replacement (REAR)
- Front Headlamp Aiming
- Front Fog Lamp Replacement
- Front Side Marker Lamp Replacement
- High Mount Stop Lamp Replacement
- Rear Body Structure Stop Lamp Replacement
- Rear License Plate Lamp Replacement
- Rear Closure Signal Lamp Replacement
- Rear Body Structure Stop Lamp Bracket Replacement
- Rear Fascia Lower Signal Lamp Replacement
- Liftgate Courtesy Lamp Replacement
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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