The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Changing to R-134

robin58 · 04-05-2009, 10:38 AM

Changing to 134 will require a complete change of all o-rings and a complete flush and evacuation. If you're just low on R12 look into using Freeze 12. It's compatible with R12 and to me cools better (even down here in humidville).

04-05-2009, 10:38 AM	#2
robin58 Registered User Join Date: May 2007 Location: Louisiana Posts: 763	Re: Changing to R-134 Changing to 134 will require a complete change of all o-rings and a complete flush and evacuation. If you're just low on R12 look into using Freeze 12. It's compatible with R12 and to me cools better (even down here in humidville).