The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Swap was running fine and now white vapor/smoke from one tailipe

LS short box · 05-18-2022, 04:52 PM

If you think its coolant go to Oreilly's and borrow their radiator tester. Put it on the radiator and see if it maintains pressure.

05-18-2022, 04:52 PM	#2
LS short box Registered User Join Date: Jun 2015 Location: Carlos MN Posts: 1,975	Re: Swap was running fine and now white vapor/smoke from one tailipe If you think its coolant go to Oreilly's and borrow their radiator tester. Put it on the radiator and see if it maintains pressure.