2001 GMC Safari Heat / Air

2001 GMC SAFARI
140 MILES • 6 CYL • 2WD • AUTOMATIC
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STEVOBLUE
  • MEMBER
  • 1 POST
I have heat and I have cool air. I can hear my fan run in all speeds. It does not come out the vent only when the car is moving.Where would the canister be or the main vacuum source to start the trace for a vacuum leak and is the a schematic/drawing for this. My repair manuel has nothing
Jan 7, 2008 at 11:16 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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MASTERTECHTIM
  • CAR REPAIR CONTRIBUTOR
  • 4,750 POSTS
you have a vacuum leak under the hood you will find the vacuum line running to the canister or directly into the wire harness. you have to find where its broken. its tricky because there is not alot of room.
Jan 7, 2008 at 11:22 AM
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