getting code P300-vaccum leak any help would be great

Asked by Sep 12, 2016 at 04:25 PM about the 1998 Cadillac Catera 4 Dr STD Sedan

Question type: Maintenance & Repair

changed fuel filter, O-rings,2-hoses,

1 Answer

257,445

P0300 is a general misfire code. Try cleaning the MAF next. youtube has some videos on the correct product and procedure to use.

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