GMC ENVOY CLIMATE CONTROL

My Blower Switch Only Works On The On The First Three Settings, Number 4 & 5 Are Dead. Is It The Switch Or Some Other Assembly? I've Looked...

When I Turn The Heat On It Takes A While For It To Heat Up Also The Vent In The Back Blows Out Warm Air But Never Hot. The Air Condition...

Okay, So Battery Was Replaced For The Vehicle Listed Above, The Hvac Actuators Do Not Work On Panel Setting, They Worked Before Battery...

Auxiliary Blower Does Not Work. Every Once In A While It Will Blow When Turned On But Even Then Fan Speeds Do Not Change. Usually When You...

It Worked Fine Last Year. The Freon Has Full Charge. I Jumped The Relay And The Clutch Kicked In, But Will Not Engage Otherwise.

When Heater Is On Cold Air Comes Out Of Drivers Side Vents Passenger Vents Have Warm Air Copming Out

I Replaced The Airsprings Bags And The Levelers, Connected The White Hose To The White Marking On The Compressors And Did The Same With The...

My 2005 Gmc Envoy. Sometimes The Heat And Defrost Work, And At Other Times The Heat And Defrost Don't Work. What Is The Problem And Is It...

My Max Setting On My Hvac (level 5) Does Not Work On My '05 Envoy. Speeds 1-4 Work Fine But On 5 It Just Turns Off. Does Anyone Know What...

When Set To Off, Their Is A Noise(clicking, Whining) Sound. There Have Been Times When I Don't Have The Unit On And It Still Makes A...