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1996 GMC Suburban Code PO306 I've Replaced The Valve Stem Seals, Plugs, Wires, Cap, Rotor, Cpi Fuel Injector Unit And It Still Runs Rough When It's Cold And Idling...

Dec 9, 2020 · The 3.9L is a very durable engine if maintained. So, it may be something simple. Have you done the basics such as a tune-up (spark plugs, wires, distributor cap, and so on)?

Trouble Code PO306 Po306 I Have A Miss Fire On Cylinder 6 I Change Put The Plugs And Coil Packs, Installed A New Egr Vavle, But I Still Getting The...

Code PO171, PO174, PO305,PO306 Hi Guys, I Have A 2004 Lincoln Town Car Limo. 4.6 L Motor. Same As The Regular Car. On Idle After About 30 Minutes. It Starts To Act Like... Asked by Michael …

Ok , so I got a code PO306 It's a miss fire on cylinder 6 I have replaced spark plugs , coil Paks and the injector to cylinder 6 ...

1996 GMC Suburban Code PO306 I've Replaced The Valve Stem Seals, Plugs, Wires, Cap, Rotor, Cpi Fuel Injector Unit And It Still Runs Rough When It's Cold And Idling...

Nov 10, 2022 · I scanned the car for codes due to my check engine light coming on and it gave me these codes p0430 twice, p0171, p0174 and p0300. I looked up possible causes and I'm getting …

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Trouble code PO306 DCANEZ MEMBER 2007 CHRYSLER 300 3.5L 6 CYL 2WD AUTOMATIC 195,000 MILES PO306 I have a miss fire on cylinder 6 I change put the plugs and coil packs, …