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1998 GMC Sonoma Question: why is my truck engine smoking?



, Tampa, FL, May 23, 2014, 07:13

i added coolant in the radiator and the reservoir. My oil is low. it starts ok but when i start it starts smoking. i am wondering what do i have to do.

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  • Answer #1

    May 23, 2014, 08:12

    Somke or steam?..... Find out where the coolant went!..... May want to get a combustion leak and pressure test's on the cooling system at a repair shop..... Possible head gasket issue!

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  • Answer #2

    Greg's Orange Auto (15380 Answers) , Orange, CA - (714) 361-9386
    globalhelper May 23, 2014, 09:10

    have you ever overheated eng and how many miles on veh?

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