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On mine...during a -20C day it happened.
Turned out that the back-up OnStar battery was weak.
They are one time use, & not rechargeable.
The OnStar back-up battery is used if you get in a collision to contact OnStar.
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'14 Crystal Red Tintcoat Camaro SS RS coupe
Former G8 owner :(
RIP Sunday, Oct 6, '13
1 of 3,681 in Panther Black Metallic '09 Pontiac G8 GT (with L76 6.0L small block V8 engine & a 6L80 tranny)
1 of 970 '09 Pontiac G8 GT's in the country (Canada) |