Spark Plugs!?
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Cadillac Catera and Cimarron Forum Discussion, Spark Plugs!? in Past Cadillac Vehicle Discussion; Hello im still fighting with my gas millage - 14mpg..... so how about spark plugs, i currently have oem Bosch ...
  1. #1
    JohnJJO's Avatar
    JohnJJO is offline Cadillac Owners Fanatic
    Automobile(s): 2000 Catera Sport
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    Spark Plugs!?

    Hello im still fighting with my gas millage - 14mpg.....
    so how about spark plugs, i currently have oem Bosch spark plugs (by owner manual) was replaced little over 20000 miles ago

    but in my previous experience with bosch i always had bad results, maybe i have to go with something else???

    Guys what spark plugs are you using???? whats your gas millage????

    Thanks

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  3. #2
    MoistCabbage's Avatar
    MoistCabbage is online now Cadillac Owners 10000+ Posts
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    Stick with the OEM plugs. If the engine isn't misfiring, the plugs aren't the problem.

    Have you checked the FPR?
    Have you had your codes pulled?

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