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  1. White smoke after fuel Injector replacement - 1991 Deville

    Cadillac DeVille 1985 to 2005 including:1985-1992
    1991 Cadillac Deville - Rough Idle and stalling Been chasing out a gremlin for rough idle, sluggish/if-not non-existent acceleration, and intermittent stalls. After the most current R/R which was all 8 Fuel Injectors (Upgraded Bosch 4 hole) a new FPR (Delphi FP1003) and new EGR Valve (ACDelco...
  2. Replaced radiator - oil cooler line will not fit

    Cadillac DeVille 1985 to 2005 including:1985-1992
    1991 deville 104k miles. When my car would get warm I would see coolant running down the side of the plastic end tank. I pulled the radiator from the car and ran water through where the upper rad hose would go so i could clean it out to put in the back of my SUV. While the hose was running water...
  3. 1991 Deville sedan runs rough, intermittent stall, low fuel pressure

    Cadillac DeVille 1985 to 2005 including:1985-1992
    Fuel Pressure very low. (10-15 psi) Replaced fuel pump and filter but no change. I swear fuel pressure 20-25 psi before I changed pump. What else would cause pressure to be so low when checked from fuel rail? Any other tests to track it down without throwing parts on it? All fuel lines look...