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  1. Drivetrain Problems
    1990 Trooper LS 2.8L Auto Transmission 4L30 114,000 Miles all original My trooper began having this issue and I am trying to troubleshoot. Any advice would be greatful. When I crank the trooper and head down the road there are no issues; it accelerates and pulls strong in all gears with no...
  2. General Isuzu Discussion
    I am new to this forum. I bought a 1990 Isuzu trooper and it runs great besides the random stalls when it drives a while. I am told it needs a new ECM with 2 inputs not 3. Can any point me in the right direction to purchase a new one? It’s a 1990 V6 Trooper.
  3. New Member Introductions
    Hi Guys: Last week, after several months of searching (and checking out too many rusted trucks in poor shape) I took delivery of a 1990 Trooper (S, 4ZE1, auto) in Pewter Metallic from a seller in Texas (I'm in Sacramento, CA). The truck is in really great shape (zero rust, straight body, clean...
  4. Drivetrain Problems
    My 1990 Trooper with a 2.6 is having fuel delivery issues. It has a new fuel filter, most of the fuel lines, etc. The fuses are also good. I'm guessing the relay is good also but I'm not positive on that (I have swapped it for another briefly but it didn't seem to help). Whenever I disconnect...
1-4 of 4 Results