Recent content by GrayT

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    Help with o2 sensor testing

    96 chevy 1500 5.7 dual exhaust with generic cats, still has 4 o2 sensers I am getting codes p1133 and p0135 (heater circuit fault bank 1 sensor 1) I tested the harness on the drivers side after the cat and it only shows 10 volts. Does anyone know why this would drop just 2 volts? any...
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    4l60e 1-2 shift accumulator help

    I used air to blow it out and both springs were intact, everything looked brand new. I went to the junkyard and got another accumulator out of a wrecked truck and installed it and all the problems went away. Comparatively the piston of the bad one felt a lot stiffer and tighter in the bore but I...
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    4l60e 1-2 shift accumulator help

    hello, 1996 vortec 5.7 and 4l60e swaped into 85 squarebody from a stop it feels like the trans is slipping? or hesitating then mabey shifting back and forth between first and second gear very quickly or a hard shift from first and second. all other gears shift normally and if I manually shift...
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    New to me project truck, need help with transmission and other questions

    thanks for the replies, i added ignition power to pin e and the trans shifted into first. It has a pulse generator on the mechanical speedo that makes 8k pulses so the computer was only reading 1-2 mph and not shifting. I bought a Dakota digital sgi-5e pulse converter and now the trans shifts...
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    New to me project truck, need help with transmission and other questions

    I just picked up a cool new project truck. its an 85 chevy square body k20 that has a 1996 5.7 vortec and 4l60e swapped in from a sierra. It still has its np208 transfer case, but the rest of the drivetrain is stock as far as I know. Since its not my project its "difficult" to work on, the...
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