COULD IT BE A FUEL PUMP OR?

1990 Cadillac El Dorado

Tiny

armyguy93

January, 26, 2012 AT 5:48 AM

My car backfires when pushing the gas to much and is running at a high rpms and is getting 6 MPG it runs really slow its a 1990 Cadillac eldorado

1 Answer

Tiny

rasmataz

January, 26, 2012 AT 7:12 AM

It sounds like you have a plugged cat converter, go here to check

http://www.2carpros.com/articles/how-to-test-a-catalytic-converter

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