P 0300 Code 2001 Cadillac Seville. This diagnostic trouble code (DTC) is a generic powertrain code. When me and the wife got it the guy said it would run hot from time to time.
Cadillacguy88 2001 Cadillac SevilleSLS Sedan 4D Specs, Photos, Modification Info at CarDomain (Fannie Palmer) If the last digit is a number other than zero, it corresponds to the cylinder number that is misfiring. Upon driving itI noticedit ran rather rough as in it was"missing". Visually inspect the related wiring harness and connectors.
This can happen for multiple reasons and a mechanic needs to diagnose.
Start by checking for intake leaks, intake gaskets are a common.
2001 Cadillac Seville
Purchase used 2001 CALIFORNIA Cadillac Seville STS Sedan 4-Door 4.6L MOONROOF BOSE in Malibu ...
Hustles01_caddy 2001 Cadillac Seville Specs, Photos, Modification Info at CarDomain
Upon driving itI noticedit ran rather rough as in it was"missing". So I ran a block test on it no results of exhaust gases. If the last digit is a number other than zero, it corresponds to the cylinder number that is misfiring.