Pontiac Montana Air Conditioner Not Working

Changed Thermostat. Cabin Filters, Blow Works Good.

Hello &thanks 2005 Pont Montana Heat Prob Check Stat Blows Good Heat When Driving Stop Drive Let It Idle Blows Cold Air When Shift From...

What Could Be The Issue If Whenever My Van Is Turned On The Vents Are Continuously Blowing Warm Air Even Though They Are In The Off Position...

My Van, A/c Cooling Works Great Under Weather Temperature Below 77 F Showing Near 40 F On The A/c Meter; But When Weather Temperature Is...

My Problem Is High Side Pressure Was 70 Psi, And Low Side Pressure Was 100 Psi. When Filled With R134 Refrigerant After Vacuum Removed At...

Vents Always Blow Hot Air.

I Was Driving About 30 Miles, And My Engine Temp Spike Quickly Up To The Red, And The Car Got Sluggish, I Pulled Over, And When I Put The...

My A/c Is Not Blowing Cold Air, And There Is A Hissing Noise When The A/c Button Is On.

When I Turn On My Heat It Comes Out Cold But When I Turn On Defrost It Blows Warm

The A/c Is Making A Sort Of Hiss From The Center Dash Vent. The Compressor Is Working There Is Freon In The System But It Blows Hot Air...