A/C COMPERSSOR NOISY WHEN WE TURN THE AIR ON
GMC Q&AAsk Your Question
2006 GMC Envoy Question: A/C NOISY
Answer #1Bret Bodas from RepairPal Test Shop, May 25, 2010, 16:55Master
Once the compressor starts making noise, it may be too late to fix and will need to be replaced. However, get it looked at by a mechanic that can make the determination, it may just be a belt or tensioner noise, or something else.