hey guys im getting the following codes on my truck its a 02 duramax with the 5 speed allison automatic with the lb7
these are the codes im getting
po621 generator lamp term circuit
p1232fuel pump primary circuit (2 speed fuel pump)
i have no idea what i have to do from here get back to me i need help !
these are the codes im getting
po621 generator lamp term circuit
p1232fuel pump primary circuit (2 speed fuel pump)
i have no idea what i have to do from here get back to me i need help !