Questions & Answers for: fuel pump relay 97 cadillac

...wont start backed up and stalled then service fuel system came on sat for several minutes and started got home. following morning will not start at all. The faulty component was the fuel pump

FUEL PUMP PROBLEM OR WIRING PROBLEM ON 97 CADILLAC DEVILLE CONCUU My fuel pump does not come on unless you straightwire it.Relay is fine but pump will not respond to turning the switch. it is likely ...

...and wiring if delayed starting (spark ok) i'd check is Fuel rest pressure And Fuel pump relay Does fuel pump cycle when ignition is turned on meaning engine starts when oil pressure activates ...

...fuel pump)? If no click then it's a possible faulty relay and if you get the click but no buzzing then it could be the pump. Fault 2. You could have a fuel pump problem, when the pump is hot (after ...