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.
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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 929 (KEYLESS ENTRY SYSTEM AND REMOTE FUNCTIONS)DESCRIPTION AND OPERATIONKEYLESS ENTRY SYSTEM DESCRIPTION AND OPERATIONLOCK ALL DOORS - ACTIVE
2006 Chevrolet Suburban C1500, 5.3 Z
Lock All Doors - Active
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Lock All Doors - Active
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Press the transmitter LOCK button to perform the following functions:
- Lock all vehicle doors. Immediately turn off the interior lamps.
- Lock the liftgate.
- Flash the exterior lights, if enabled through the driver information center (DIC).
- Chirp the horn if the LOCK button is pressed again within 5 seconds, if enabled through the DIC.
- Arm the Content Theft Deterrent (CTD) System, if equipped.
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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.