Questions & Answers for: 2001 gmc blend door

...etc doesnt do anything. i know it is vacuum activated but where should i begin to diagnose The cable is probably dislocated from the knob or at the blend door actuator.The cable may also be

...blend door actuator that may be bad. Its a little motor that can be a bear to swap out. Unless your pretty mechanically inclined and have the right tools you may want a shop to diagnose this to be ...

...2001 gmc sonama heater doesn't work ..only blows out cold air...what's wrong? This no heat problem is one off two things, you may be low on coolant and its not flowing into heatercore or the actuator ...

...in the radiator, radiator hoses, coolant reservoir, low coolant, even a bad coolant reservoir cap could cause it. Also water pump is a possibility. If not those, could be a bad blend door

2001 yukon gmc a/c blows cold to rear warmer air to front a/c air conditioner blows warm air out front vents . and cold air out of back vents Could be a blend door problem under the dash.

2001 GMC Sierra 1500 fan is only working on 4 & 5 & the heater control is working intermittently. I am assuming the blower motor resistor is the problem for the fan but uncertain as to why I ...

...GMC Yukon blow cold in the front but HOT in the back like the heat is on. It blows good just hot air. I have read that it could be the heater valve not closing...Is the the same thing as the blend ...

no air blowing out front vents,, back vents only... which a/c fuse is too control vents.. Not a fuse issue. Likely blend air door actuator failed or vacuum leak.

...GMC, I guess expecting cold air when we push A/C and getting 90 degree blast ... 2001 Yukon XL 1500 Front heat & air fine, rear ac blows hot as if heater is on in all settings. More results from ...

2001 Pontiac Bonneville sle. How To Install Replace AC Heater Temperature Actuator ... ? 4:40 https://www.youtube.com/watch?v=mVP09M7hLB4 Jul 21, 2014 - Uploaded by 1A Auto Parts http://www.1aauto.com