First be concerned with what caused the light to come on..a fault has been detected by the OBDII system. Go to a large parts house and ask them to do an OBDII scan, it will eliminate a lot of guesswork.
This answer is utterly ridiculous!
I had a code PO128 I replaced coolant sensor and thermostat and refilled coolant I disconnected the battery cable to try to reset the check engine light but it still stays on.
2003 Saturn ION 3 Coupe
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Maintenance & Repair
2007 Saturn ION 2 Sedan
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Maintenance & Repair
I have an extended warranty that is about to expire and this is the third repair in 5 months. I like the car, I just don't like the suspense of what is next. The last time the codes I could get and w...
2006 Saturn ION 2 Coupe
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Maintenance & Repair
2005 saturn ion experiencing power loss during normal driving conditions ,the warning signal pops up i shut off the car for about a minute restart it and drives normal until this same pattern contin...
2005 Saturn ION 1
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Maintenance & Repair
Location of a check engine censor
2006 Saturn ION
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Maintenance & Repair
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