Express 3500 V8-6.0L VIN U (2004)
1. Install the battery (2) with the positive (+) side down.
Use one 3 V CR2032 battery, or the equivalent.
2. Ensure that the seal is in position. Align the 2 halves of the case and snap the 2 halves together.
3. Resynchronize the transmitter. Refer to Transmitter Synchronization.