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  1. W

    New to site - 96' L31 problems.

    Original post answers a lot of these questions. Has hydroboost brakes, so no booster. I asked my mechanic (works at dealer btw) about lower intake, and he said that if it wasn't loosing coolant by now, it's prob had them done already. He installed the upgraded spider. And set the cam retard...
  2. W

    New to site - 96' L31 problems.

    This truck has definite fuel gauge problems. Was a dual tank truck, then someone tried to eliminate the rear tank, and installed a single tank gauge cluster and tried to bypass balance module. It's a mess under there....
  3. W

    New to site - 96' L31 problems.

    Ok, Hooked up to a live data scanner, and bank 2 was showing some odd readings. Crawled under and found O2 sensor was almost unplugged. Reseated and fired up truck and it ran extremely rough for a couple minutes and leveled out. LTFT and STFT are staying within +/- 5 and all seems well...
  4. W

    New to site - 96' L31 problems.

    I swapped crank sensors with a parts motor with no change. I'll verify the wiring tomorrow morning...
  5. W

    New to site - 96' L31 problems.

    Forgot to mention, distributer gear looks great, and truck throws no CEL codes.
  6. W

    New to site - 96' L31 problems.

    Newbie here. Lurked for a while, decided to join and possibly get some insight to my truck problems. I've had my 96' cab and chassis 3500 for a couple years now, and it's been a constant fight to keep it running right. It's had a hard life, but mechanicly seems sound. Truck has 4:10 gears...
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