Mechanics

WHAT IS THE CAUSE

2003 Cadillac CTS • 90,000 miles

I was drivingmy 2003 cadilliac cts it started misfiring lost power and shut off will not start back up code says multiple misfire cylinder 1 3 5
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Jwarnock
July 3, 2012.



I would start with basics and check fuel pressure.

Roy

I just had the engine replaced and had all coil packs plugs replaced timing belt replaced almost a whole upper motor rebuilt so i'm at a loss as to where I should start possibly got ripped by mechanic

Tiny
Jwarnock
Jul 3, 2012.
Dont assume anything like that till you start with basics.

What is the fuel pressure?

Roy