Circuit Description
WARNING: This page is about a different car, the 1999 Pontiac Grand Am and 1999 Oldsmobile Alero. However, it is still accessible from the selected car via links, so may be relevant.
Circuit No. 1836 (Yellow wire) supplies data from Passlock(R) sensor to BCM. DTC B2948 will set when ignition 0 is active and a short to ground condition exists in circuit No. 1836. When DTC is set vehicle will immediately stall after start-up and SECURITY indicator will flash for 10 minutes. BCM will go to sleep and wake up after fault is cleared. DTC will clear from history after ignition switch is cycled on and off 100 times with no faults present. DTC can also be cleared using scan tool.