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Oil on spark plugs - misfiring p0300
I have been trying to find a resolution to the random misfire code p0300. When replacing plugs and wires - approx 3-4months ago - I noticed the threads were black, like oil was on them - I just thought of this while I was cleaning my garage and found the old plugs. I cannot find a DIY...- FAUST
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- Replies: 53
- Forum: Engine & Drivetrain
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Service Battery Charging System - 2007 Tahoe
this error message just started to show up in the last week. New battery - less than a year old. Alternator has been tested just the same, for some reason I don’t trust the test. The battery meter is strong at just past 14 and the error does not change/impact the meter. Checked connections...- FAUST
- Thread
- Replies: 19
- Forum: Audio & Electronics
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Fuel Pressure
2007 Tahoe 5.3L Flex Fuel - some hesitation when accelerating. Periodically throws p0300 - indicates lifter replacement as fix. There isn’t a loud tick typically associated with collapsed lifters. Talking with a GM master tech, suggested testing fuel pressure before performing lifter DOD AFM...- FAUST
- Thread
- 2007 tahoe acceleration hesitation collapsed lifter fuel pressure
- Replies: 24
- Forum: Engine & Drivetrain
