1993 Chevrolet Suburban 2500 Q&A

1993 Chevrolet Suburban 2500 Question: A/C compressor will not engage. Where is the relay? Fuse is good.

With the A/C selected on HVAC panel. The HVAC blows warm air. The A/C compressor clutch does not engage. Has R-12. What else can I do asa backyard mechanic? -
Answer 1
ck your a/c relay under hood and then ck pressures on freon charge.with a/c turned on ck pwr to cutch assm if no pwr there jump a/c cycling switch at pigtail. if a/c comes on possibly low freon or bad switch -