Without Power Door Locks
- Turn ignition switch to RUN position to deactivate Content Theft Deterrent (CTD) alarm system (if equipped). Turn ignition switch to OFF position. Remove RADIO fuse No. 17 (15-amp) from instrument panel fuse block. RADIO fuse is located in lower right-hand corner of fuse block.
- Turn ignition switch to ACC position. Chime will sound 1-2 times to verify system has entered programming mode for customizing special features. Within 5 seconds, turn ignition switch to OFF position, then immediately back to ACC position. Chime will sound 3 times to verify BCM has entered diagnostic mode.
- Using a fused jumper wire connected to ground, backprobe BCM connector C1 terminal "D" (Orange/Black wire) for 4 seconds. See Fig 1
. After 4-second time period, chime will sound 3 times to confirm DTCs have cleared. To exit diagnostic mode, turn ignition switch to OFF position. Install RADIO fuse.
Courtesy of GENERAL MOTORS CORP.