Having problems with your 1997 Chevrolet Lumina ?

I have a 1997 chevrolet lumina sedan with a 3.1 engine. had a problem with a loose spark plug wire and replaced a bad throttle position sensor. a few days later the car would run well then not start. replaced fuel pump with used pump. now the pump runs and the engine gets spark and vaccum but will not start unless you spray fuel directly into the intake. the fuel pump will only run when you bypass the fuel pump relay hot to hot. ive been told it maybe a bad cam shaft or crank shaft sensor. does

Posted / edited by AnonymousUser on : 12-03-2018

Answers :

Then u have no injector operation, check for blown fuses under the hood, look at ECM fuses, there are 2 i believe..
Repair Help & Product Troubleshooting for 1997 Chevrolet Lumina

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