1992 Cadillac Seville
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HT4100 4.1, 4.5, 4.9 Discussion, 1992 Cadillac Seville in Cadillac Engine Technical Discussion; Good morning, I am having problems with my car, take of is very slow. Car stalls between 20-30 mph, car ...
  1. #1
    Dnell is offline Cadillac Owners Member
    Join Date
    Jun 2013
    Posts
    1

    1992 Cadillac Seville

    Good morning, I am having problems with my car, take of is very slow. Car stalls between 20-30 mph, car wont go above 70 mph, once it gets to 70 mph its dropping in speed. , Please help. New O2 sensor, new spark plugs & wires. New fuel filter, New ISC motor, New TPS, New MAP Sensor. Please Help!!

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  3. #2
    cadillac_al is offline Cadillac Owners Connoisseur
    Automobile(s): Cadillac 78 Seville, 78 Coupe de Ville, 92 Sedan de Ville
    Join Date
    Feb 2007
    Location
    Maine
    Age
    53
    Posts
    2,747

    Re: 1992 Cadillac Seville

    You need to check fuel pressure first and have catalytic converter checked 2nd.

  4. #3
    carnut is offline Cadillac Owners Master
    Automobile(s): 1988 Allante' (sold), 1984 Eldorado, 84 Sedan DeVille
    Join Date
    Feb 2003
    Location
    california
    Age
    67
    Posts
    5,898

    Re: 1992 Cadillac Seville

    Ditto!!!

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