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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1139 (KEYLESS ENTRY SYSTEM & REMOTE FUNCTIONS)DIAGNOSTIC INFORMATION AND PROCEDURESREMOTE VEHICLE START INOPERATIVECIRCUIT/SYSTEM VERIFICATION
2006 Chevrolet Suburban C2500, 6.0 U
Circuit/System Verification
2006 Chevrolet Suburban C2500, 6.0 USECTION Circuit/System Verification
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that RVS is enabled through vehicle personalization.
- If RVS is not enabled, use vehicle personalization to turn on RVS functionality. Refer to the vehicle owners manual.
- Verify that the keyless entry functions operate with all available keyless entry transmitters.
- If the keyless entry system does not function properly, refer to Keyless Entry System Inoperative .
- Observe the scan tool ECM and BCM RVS Disable History parameters, Verify that no RVS Disable History items are present.
- If RVS Disable History items are present, refer to the applicable subsection in which the failure occurred.
- Verify the scan tool BCM Current CTD Trigger parameter displays None.
- If not specified value, refer to Content Theft Deterrent Malfunction .
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.