Suburban has no power after 3rd gear.. Created by brandon. Cars & Trucks - GMC - Suburban - 1993 GMC Suburban

1986 GMC Suburban has no power after third gear

March 2021 1 31 Report

1986 GMC Suburban has no power after third gear

Suburban has no power after 3rd gear.

Cars & Trucks - GMC - Suburban - 1993 GMC Suburban

Check that the vacuum throttles are working on the carby as it sounds as if you only have 1/2 a carby working