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  1. Chrysler 300 Mechanical Problems and Questions
    Spark plug fouling trouble. I have a 2008 Chrysler 300C with the Hemi. Cylinder #7 misfired (codes P0307 and P1417) and wouldn't work. Spark plugs were fouled (black material), so I believe the/a plug wasn't firing due to fouling. I cleared the codes, wiped plugs (reinstalled same plugs) and...
  2. Chrysler 300 Mechanical Problems and Questions
    Good Afternoon All, I have an 2008 300 with a 2.7 engine and I am having quite a few issues. I have the following codes: P0301 (Cylinder 1 Misfire) 2 of these P04030 (Catalyst Efficiency Bank 2) P0339 (Crankshaft Position Sensor Intermittent) The vehicle was cutting off at lights before I...
  3. Chrysler 300 Mechanical Problems and Questions
    Folks, Just an FYI that my 08 300 with the 3.5 litre engine had developed a shudder / miss when climbing hills or gently accelerating, it was getting progressively worse and I tackled the plugs first hoping that was the issue. The problem persisted until today when I changed the EGR valve...
  4. Chrysler 300 Mechanical Problems and Questions
    Have had an engine light on for a while (duh the car ran fine would wait for service) had to have it smogged. Didn't pass. P0600 random misfire. Took it to an independent mechanic. Changed some coils/plugs/gaskets...charged alot. Light went out...for 15 miles. Went back and he reset...
  5. Chrysler 300 Electrical Problems and Questions
    Hi everybody! If you don't want the long story, there's the actual point at the bottom. I'm at the tail end of an incredibly frustrating experience with my '05 300 Touring. (I still love it though.) my CEL had been on for about a month due to an O2 sensor code. Recently it decided that...
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