1994 GMC Jimmy no 4 wheel drive

Tiny
KURT0313
  • MEMBER
  • 1994 GMC JIMMY
  • V12
  • 4WD
  • AUTOMATIC
  • 165,000 MILES
Sounds like my 4 wheel drive is engaging but it wont lock in
Saturday, January 12th, 2008 AT 5:01 PM

1 Reply

Tiny
MASTERTECHTIM
  • MECHANIC
  • 4,750 POSTS
Check the vacuum switch on top of your transfer case. This switch engages the front differential after the transfer case is engages. Let us know if this helps.
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Saturday, January 12th, 2008 AT 5:24 PM

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