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Rotate your batteries one spot each the front two could be bad.

See if the solenoid is stuck and and if its working properly then manually send a squirt of 150psi air to the clutch theres a fitting over the shroud.

Had something like that happen to be once it was only in reverse though. I used emery cloth on a thin piece of metal cleaned all the contacts in the power panel and put new breakers and relays in.

Is your speedo smooth and correct?

Cant drive studded on the road in CT unfortunately

Anyone have some tire insight driving humvee in snow and what tires they had good traction with. Lots of bfg bajas on the market anyone try these in the snow? Ive only driven mine in light snow with the older block tread goodyears wasnt horrible but not great. Thanks Will

I never tried to open one because they are so potted sealed. I probably have a bad controller around. Maybe the potting can be dissolved with something that wont damage the components

Does the flex cable plug into a connector on the board or is it soldered in?

I believe the hazards go thru the stalk too. It’s usually a bad light switch or the stalk. One of the big parts warehouses has new stalks for around 200 bucks.

You cant block off either gladhand in front. If the blue cant breathe your brakes wont release. If the check valve going to the red one leaks you can release your parking brakes and the truck can roll away. You can eliminate the connection to spring brake release circuit on the red one and then...

Fold the cab see what color leds are flashing on the alternator regulator.

Its not as much bad continuity on the harness its insulation coming off and wires shorting together, on truck metal or just damp in the harness and that can disrupt

I can connect to the wtec3 round diag plug on first gen trucks. Its a slower setting and you dont get much more info than the keypad errors. Its more than likely a wiring issue or bad tcm. I have a good tcm on hand. If you take the grill off on the drivers side of the hump the cab to trans...

Either bad tcm or wiring issue then. You can see on his label pic under throttle it says autodetect. The tcm label pictured looks correct. The newer trans to cab harnesses have colored wires in the bundle. The older ones that the insulation cracks and you get shorts are usually all white wires.

What if the tcm isnt seeing the tps

The lmtv gen3 tcms are autodetect programmed the same programmed tcm can do a 3116 tps or 3126 engine computer signal. I have good tested ones on hand.

There are lockouts for the swing also

And you have good voltage batt connections alt connections tight polarity box connections are good. Could be alot of things. No pinched wires when the habitat went on? Could be a tcm issue. Swap in a tcm from another truck.

The wire harnesses are known to have issues. Old insulation cracks and falls off. 2001 truck should be an a1 3126 engine no tps sorry didnt see that before. It gets the info from the engine computer. Did you make sure the tcm connectors were well seated?

Yes. I looked the code up again. Could be a wire harness issue. Maybe no comm with tps. Thats in the engine bay black box with a cable over to the throttle assembly