The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Vintage Air with LS Swap - non-pcm control strategy

Wildkarde · 05-20-2018, 11:42 PM

They all have that option in the ecm, just that from 2003 on theres no output for turning the compressor on and off in the ecm, its handled by the BCM through the data link.

05-20-2018, 11:42 PM	#5
Wildkarde Registered User Join Date: Mar 2018 Location: Ardmore Posts: 100	Re: Vintage Air with LS Swap - non-pcm control strategy They all have that option in the ecm, just that from 2003 on theres no output for turning the compressor on and off in the ecm, its handled by the BCM through the data link.