Results for fuel pressure, scan for trouble codes, scan for dtcs, spark plugs, fuel gauge, loose or worn suspension, tires have no traction on a curve, popping or thunk noise from rear of vehicle
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  • Forum Reply: RE: Don't know what's wrong with my car

    Hi Sierra. Have the LeSabre's front and rear suspension checked for loose or worn suspension components for your clunking noise. Check the tires for uneven wear, balance and alignment. There is a technical service bulletin (TSB) that might apply. It is called "Info on popping or thunk noise...