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Service 4 wheel drive light is on?

Tiny
CBRETHAUER
  • MEMBER
  • 1999 CHEVROLET BLAZER
Other Category problem
1999 Chevy Blazer 106829 miles

service 4 wheel drive light is on and my 4WL and 4WH just blink but do not engage. I had heater core worked on, hasn't worked since
Thursday, December 13th, 2007 AT 10:06 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,239 POSTS
Yep, I had this problem with my truck as well, it has the 4x4 control switch which fixed it. Them removing the electrical connector must have pushed it over the edge. Check out the images (below). Let us know how it goes
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Monday, September 9th, 2024 AT 5:02 PM

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