need help with no heat: 96 tahoe

[lesterl]

Couple of nipples from the parts store you can just bypass the valve for now...

 

[branden]

just fixed my issue with my heater i pulled my heater core out and ran a water hose threw it a bunch of gunk came out put it back in and its blowing flames

 

[lesterl]

Gotta love that GM Dexcool crap...