GMC Savana owners have reported 1 problem related to anti-theft controller (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Savana based on all problems reported for the Savana.
Security passlock ii/anti-theft system failures during driving and at other times.
See
all problems of the 1999 GMC Savana
🔎.