HI ! I just had the plugs removed on my 2011 Cruze LTZ & found the gap to be .022. Had them gaped to .028. New air filter. Is this a big enough difference in spark plug gap to cause some of my bad city mileage?
To ikermit do you know that you are writing to an 83 year old person and in the future please refere to him as Sir !
To Coastlvr . I love it as you would like is fine with me . Glad that we could help with your diagnosis and , ikermit , jon does give good advice from time to time .
There is s few good tips about how to increase gas mileage here about , you just have to do research !