I have got a gmc Sonoma 4.3 vortex sls and had to set timing it will start but want run longer than 5 seconds what do you think?

July 2022 1 13 Report

I have got a gmc Sonoma 4.3 vortex sls and had to set timing it will start but want run longer than 5 seconds what do you think?

Cars & Trucks - GMC

If you adjusted timing [which shouldnt have to be done unless distributor was disturbed]] check timing chain for skipped tooth or stretch