Keyless Entry System Inoperative
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Keyless Entry System Inoperative
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Did you perform the Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Remote Keyless Entry |
| 2 | Press each button of the transmitter one at a time. Does the system operate normally? |
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
| 3 | Lock and unlock the door locks using the controls inside the vehicle. Do the locks operate properly? |
Go to Step 4 | Go to Diagnostic System Check - Door Systems in Doors |
| 4 |
IMPORTANT:
Inspect that the keyless entry transmitter is the correct model for the vehicle remote system. A wrong model transmitter may pass this test but will not activate the vehicle remote system.
|
Go to Step 8 | Go to Step 5 |
| 5 | Do any of the buttons on the transmitter sound the tone and illuminate the green light when pressed? | Go to Step 9 | Go to Step 6 |
| 6 | Replace the transmitter battery. Refer to Transmitter Battery Replacement . Did you complete the replacement? |
Go to Step 7 | - |
| 7 |
|
Go to Step 8 | Go to Step 9 |
| 8 | Perform the transmitter synchronization procedure. Refer to Transmitter Resynchronization . Did the locks cycle to lock then unlock? |
Go to Step 12 | Go to Step 10 |
| 9 | Replace the transmitter. Did you complete the replacement? |
Go to Step 10 | - |
| 10 | Perform the transmitter programming procedure. Refer to Transmitter Programming . Did the locks cycle to lock then unlock? |
Go to Step 12 | Go to Step 11 |
| 11 |
IMPORTANT:
When replacing the Passenger Door Module (PDM), perform the Program all Transmitters procedure. Refer to Transmitter Programming . Replace the PDM. Refer to Switch Replacement - Door Lock and Side Window - Passenger
in Doors.Did you complete the replacement? |
Go to Step 12 | - |
| 12 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |