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 MANUALSCADILLAC1999SEVILLE SLS V8-4.6L VIN YREPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY TRANSMITTERKEYLESS ENTRY TRANSMITTER BATTERYSERVICE AND REPAIR
1999 Cadillac Seville SLS V8-4.6L VIN Y
Keyless Entry Transmitter Battery: Service and Repair
1999 Cadillac Seville SLS V8-4.6L VIN YSECTION Service and Repair
REMOVAL PROCEDURE
1. Insert a small coin between the two halves of the transmitter case at the slot provided near the key ring hole.
2. Twist the coin in order to open the case.
3. Open the transmitter case.
NOTE: Refer to ESD Notice in Cautions and Notices.
4. Remove the battery (2).
INSTALLATION PROCEDURE
1. Install the battery (2) with the positive (+) side down. Use one 3 V CR2302 battery or the equivalent.
2. Align both halves (6,4) of the transmitter.
3. Ensure that the seal is positioned correctly.
4. Close the transmitter case.
5. Resynchronize the transmitter. Refer to Transmitter Synchronization. Transmitter Synchronization
6. Replace the battery when the range of the transmitter decreases to less than 7 meters (23 feet).
1. Insert a small coin between the two halves of the transmitter case at the slot provided near the key ring hole.
2. Twist the coin in order to open the case.
3. Open the transmitter case.
NOTE: Refer to ESD Notice in Cautions and Notices.
4. Remove the battery (2).
INSTALLATION PROCEDURE
1. Install the battery (2) with the positive (+) side down. Use one 3 V CR2302 battery or the equivalent.
2. Align both halves (6,4) of the transmitter.
3. Ensure that the seal is positioned correctly.
4. Close the transmitter case.
5. Resynchronize the transmitter. Refer to Transmitter Synchronization. Transmitter Synchronization
6. Replace the battery when the range of the transmitter decreases to less than 7 meters (23 feet).
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.