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January 1, 2005 Service bulletin

Service engine soon lamp illuminated with diagnostic trouble codes (DTC) P0300 misfire detected and/or...

Saturn technical service bulletin 050604005 for 2005 Saturn Ion.

Bulletin number
050604005
Component
Engine and engine cooling: engine
Summary
Service engine soon lamp illuminated with diagnostic trouble codes (dtc) p0300 misfire detected and/or p0315 crankshaft variation position not learned and/or p0507 idle speed too high and/or p1574 stop lamp switch circuit and/or p1621 control module long term memory performance set and/or cruise control is inoperative. Tt

Owners of these vehicles have filed 37 complaints in the engine category.

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