My 2001 Buick Regal only blows A/c on High. When I turn the knob to any other speed setting it shuts off. When on High it is very cold and A/c seems to function. Any Ideas?

Asked by Aug 21, 2012 at 02:17 PM about the 2001 Buick Regal LS Sedan FWD

Question type: Maintenance & Repair

I have replaced the relay fuse under hood and the resister behind blower but not both at the same time.

1 Answer

155

could be the control on the dash. we had that happen to one of our GM trucks. worked on high only

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