Test Description

The number below refers to the step number on the diagnostic table.

1. 3. This step checks the keyless entry serial data circuit for voltage supplied by the body control module (BCM).
   Fig 1: DTC B3102 (1 Of 2)

   Courtesy of GENERAL MOTORS CORP.
   Fig 2: DTC B3102 (2 Of 2)

   Courtesy of GENERAL MOTORS CORP.