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Daniel Wilson
Daniel Wilson,
Category: Medium and Heavy Trucks
Satisfied Customers: 2108
Experience:  Owner at DJ Wilson
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My 2007 Topkick will not blow any heat. The blower is

Customer Question

My 2007 Topkick will not blow any heat. The blower is working but simply dose not have any air flow
JA: What's the make/model/year of your truck? Engine type?
Customer: 2007 GMC Topkick With a C7 Cat
JA: Are you fixing your truck yourself? What have you tried so far?
Customer: I got the dash pulled out so far
JA: Anything else you want the truck mechanic to know before I connect you?
Customer: nope just has no air flow
Submitted: 10 months ago.
Category: Medium and Heavy Trucks
Expert:  Wayne replied 10 months ago.

Hi I'm Wayne

I will help you with this

feel the heater hose at the fire wall are they both Hot,

or 1 hot and 1 warm