Having problems with your GMC Jimmy ?

My 99 jimmy only blows cold air when the heater is on. how do I fix it? Is it vaccum controlled or cable? where do I begin?

Posted / edited by AnonymousUser on : 22-07-2019

Answers :

Hi, Because the Main Gear in the Blend Motor has cracked and is now not turning the heat/cold door to the Cold position.\015\012
\015\0123 ways to fix it:\015\012\015\012
  • Buy a new Blend motor, takes about 5mins to replace.
  • \015\012
  • Buy a new Blend Motor Gear, will take about 30mins to fix.
  • \015\012
  • Repair current gear with Epoxy, takes about 30mins and 12hrs for the glue to set up strong enough to use it.
\015\012Take care
Repair Help & Product Troubleshooting for GMC Jimmy

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