4 wheel drive engaging and disengaging by its self going down the road
May 26, 2014 at 8:29 AM
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SATURNTECH9
CERTIFIED EXPERT
30,869 POSTS
Do you have any codes In any of the computers?Also when it goes to four wheel drive does the light on the 4 wheel drive change state?
May 26, 2014 at 9:24 AM
BOB PENFIELD
MEMBER
1 POST
Sometimes light comes on says to service unit
May 26, 2014 at 4:25 PM
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SATURNTECH9
CERTIFIED EXPERT
30,869 POSTS
The first step is to have a professional scan tool scan all the computers for codes not a diyer scan tool or a free code scan at a auto parts store. Then let me know the exact code numbers not code descriptions? You might even need that scan tool to help diagnose the problem.