Chevrolet HHR Problem Report
Chevrolet HHR Check Engine Light Due to Gas Cap Issue
A Loose or worn gas cap may cause Check Engine Light to illuminate.
i have change out the camshaft sensor and still my engine like still come on, where is the crankshaft sensor located on my engine....please help me....i check my gas cap and make sure it is on tight. - thomas smith
check engine light comes on for a couple days then goes out for a couple days - Visitor
Replaced gas cap stayed off for 1 week then came back on. - Visitor
This seems to be a common problem with HHRs. I've replaced gas caps, taken it to the dealer and nobody can find any issues. They reset the codes and it will stay off for awhile and then come back on. I've just learned to live with it. - Visitor
Gas cap gets loose and check engine light stays on - Visitor
Engine light came on - checked gasoline tank cap - blew it off to clean - replaced it and light went off - has periodically come on again and then goes off again - some brands of gasoline also seem to cause it to come on - - Visitor
I have a engine on and they are taking about a new engine - nyc_0123
Same issue - replaced gas cap and all is still well at 52418 - Visitor
engine light came on for gas cap loose - Visitor
Check engine light is on just looking for similar problems oil is good! - Visitor
Twice this problem happened to me. Replaced the gas cap and it worked for a few years. Now its doing it again. - Visitor
2009 HHR. At 48500 miles, the check engine light is on. I changed the spark plugs and coil caps. Light stayed out for few hundred miles but now back on. - Visitor
Check engine light comes on replaced gas cap went out for quit awhile but now it is one again. Dealership said there is a bulletin out. Car runs fine and there is no performance loss. One dealership wants to clean injectors for $240 but i really don't think thats the problem Any Ideas???? Karl - Visitor
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I replaced the ignition coil and the car runs good but the engine light is still on what to do....
WHAT CAUSE THE TRACTION CONTROL LIGHT TO COME ON AFTER CHANGING SPARK PLUGS
but gains speed as i let off the gas oh and no check engine light either has anyone else had th...