Hello from South Texas, Im a former GM Tech currently a Diesel Mechanic. My specialties are in Engine performance Diagnostics, Electrical trouble shooting, and transmission repair, but also work on...
Type: Posts; User: Bromeo90
Hello from South Texas, Im a former GM Tech currently a Diesel Mechanic. My specialties are in Engine performance Diagnostics, Electrical trouble shooting, and transmission repair, but also work on...
Try checking for voltage drop across the pump positive and negative terminals, anything close to zero is good anything above 1v is a bad pump.