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when i start my 1500 dodge ram rpm goes up and down in morning
When I start my Dodge Ram 1500 in the morning, the RPM goes up and down for about 4 times from 1000 to 2000 and it sounds like the truck is gonna shut off. It also has a check engine light on. Just ...
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Why would a new gas cap cause the “check engine” light to shut off?
This happened to a friend of mine: The "check engine" light came on in his truck (Toyota). He replaced the gas cap and the light shut off.
Then I also had a "check engine" light come on in my 1994 ...
