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 MANUALSCADILLAC1997SEVILLE SLS V8-4.6L VIN YREPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYSERVICE AND REPAIRRESYNCHRONIZATION
1997 Cadillac Seville SLS V8-4.6L VIN Y
Resynchronization
1997 Cadillac Seville SLS V8-4.6L VIN YSECTION Resynchronization
Before starting this procedure, BOTH transmitters must be present. Failure to program the transmitters to the proper numbers will render the RFA system inoperative. (If the customer uses only one transmitter on the vehicle, use this transmitter as both transmitter 1 and 2. This is not the normal situation.) A scan tool may also be used to program the RFA system.
Synchronizing Transmitters
To synchronize transmitters, perform the following steps:
1. Press and hold the TRUNK button and within one second, press and hold the LOCK button.
2. Continue to hold both buttons for approximately seven seconds and then release.
3. If the transmitter was out of synchronization it will now function properly.
Synchronizing Transmitters
To synchronize transmitters, perform the following steps:
1. Press and hold the TRUNK button and within one second, press and hold the LOCK button.
2. Continue to hold both buttons for approximately seven seconds and then release.
3. If the transmitter was out of synchronization it will now function properly.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.