Shuts off when using the power windows or the rear defrost?
BIGBOI1978
MEMBER
1999 PONTIAC BONNEVILLE
3.8L
V6
2WD
AUTOMATIC
137,000 MILES
My car tries to shut off if I use the power windows or if I turn on the rear defrost.
Do you
have the same problem?
Yes
No
Thursday, March 23rd, 2023 AT 9:57 PM
3 Replies
KEN L
ADMIN
It sounds like you have an alternator that is not working, and the electrical system becomes weak when demand is put on it, do you have a battery light on? Let's check alternator output by following this guide: