car starts easy and sounds good but when driving 50 it cuts in and out
Could be a faulty crank sensor or the corresponding electrical circuit. Does your GMC use a distributor? If so, ask your shop to check the shaft play.
car starts easy and sounds good but when driving 50 it cuts in and out
Could be a faulty crank sensor or the corresponding electrical circuit. Does your GMC use a distributor? If so, ask your shop to check the shaft play.