gmt 400

  1. Obsjaxon

    Thermostat gauge bouncing

    99 Tahoe: Thermostat gauge rapidly rises as soon as i get over 90kmh.I let off and can watch it go back to where it normally sits. It doesn’t seem to have a coolant leak and is topped up and im not sure if it was actually hot when the gauge rose but im thinking its the gauge itself that's the...
  2. V

    700r4 VSS sensor problem need help ASAP

    Hello everyone, I need help deciding whether I'm in deep trouble or okay to continue. I own a 1992 GMC Sierra with a single cab and a short bed. Recently, I had my 700R4 rebuilt and it's been working great. However, my speedometer stopped working, so I replaced the VSS magnetic sensor. It worked...
  3. Arcee98

    NP246 4x4 not working

    Hello, my 1998 K1500 Suburban with the NP8 code and NP246 transfer case is inoperable at the moment. I was told by the last owner the module was bad. He plugged in a new motor and still nothing. The module was unplugged and the motor removed and I had the 2Hi orange light illuminated on the...
  4. T

    6.5 won’t start

    Alrighty so I have a 1994 k3500 with a 6.5 td that cranks but will not start. I took it into a shop to get diagnosed and they came up with the injection pump being bad and quoted me 3.5k for a repair. Do you guys think that it is the problem, and if so would I be able to just buy one and fix it...
  5. 1994chevycheyenne

    GMT400 Upgrades Buyers Guide

    I have a 1994 Chevy Cheyenne C1500 with a 4.3L V6 engine. I bought the truck for about $1100 a few years ago. Since then I have over $10,000 in receipts fixing up, servicing, and restoring this truck. And I have over 60 videos on my YouTube channel of the truck. Here's the playlist. After all...
  6. Nilocsemliw

    New 1994 Chevy K1500 Owner

    I recently purchased a 1994 Chevy K1500 standard cab long bed pickup. As far as specs it has the 5.7 350 with the 6 lug 3.73 and is the Silverado trim level. I’m the third owner and it has just over 200,000 miles. It’s been a work truck and daily for a carpenter for the past 15 years. A bit...
  7. M

    K1500 AWD SWAP

    I've got a 97 GMC K1500 short bed. Wondering if anyone has heard of or done an AWD swap? Apparently you can rob a 2002-2006 Escalade AWD of its front diff and transfer case (NV149) and its as easy as bolting in the Escalade parts onto your truck. Thoughts and ideas for making this happen is accepted
  8. bugdewde

    Fix - Wipers won't "Park" at bottom of windshield.

    Noticed mine would rise up about a inch or two from the bottom of the sweep when turned off. I googled and found a great video that fixes it. Basically, you remove the plastic cowl vent cover and loosen the nut on the end of the wiper motor to re-index the splined arm on the motor. The motor...
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