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.
Keyless Entry System Inoperative (Active)
2007 Cadillac XLR BaseSECTION Keyless Entry System Inoperative (Active)
Keyless Entry System Inoperative (Active)
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Remote Function Schematics Connector End View Reference: Remote Function Connector End Views |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 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 | 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 Link |
| 4 | Operate the rear compartment release and the fuel door release from the controls inside the vehicle. Do the rear compartment release and the fuel door release operate properly? |
Go to Step 5 | Go to Symptoms - Vehicle Access |
| 5 |
IMPORTANT:
Ensure 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 10 | Go to Step 6 |
| 6 | 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 7 |
| 7 | Replace the transmitter battery. Refer to Transmitter Battery Replacement . Did you complete the replacement? |
Go to Step 8 | - |
| 8 |
|
Go to Step 10 | Go to Step 9 |
| 9 | Replace the transmitter. Did you complete the replacement? |
Go to Step 10 | - |
| 10 | Perform the programming procedure. Refer to Transmitter Programming (Domestic and Japan) or Transmitter Programming (Export - Including Canada) . Did the driver information center (DIC) beep and display a message ready for next fob? |
Go to Step 12 | Go to Step 11 |
| 11 | Replace the remote control door lock receiver (RCDLR). Refer to Control Module References
for replacement, setup and programming. 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 |
RENDER: 1.0x
NO RELATED
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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.