need help

  1. GilberthS

    Need A/C help

    Need help with what parts I need for the conversation on the A/C system. I've included a photo of parts list but want to see what im missing or extra steps I should take. Is replacing the A/C evaporator necessary. 5.7 C/1500 1991
  2. E

    Need help making truck run right

    I'm not the type to post on forums, but I'm lost. I bought this 1988 k1500 with the 350 back in October of 2024, and it's never ran right. It's always idled too low, rich and wants to quit on coldstart. Every sensor to make the engine run has been replaced, it has a new computer, redid the...
  3. J

    Crank no spark

    96 k1500 4.3 crank no start. Code 1351 for high voltage to icm Good fuel pressure no spark and wet plugs, new icm, coil, crank an cam sensor, I know it’s not distributor because the main plug to distributor is not getting power, the white wire that’s supposed to be a pulsating ground is a...
  4. J

    hey guys new to this.

    I have a 1993 Chevy Silverado that I had bought. I love in mn and it's getting cold. I noticed my heat doesn't work. I flushed the coolant. ( or at least think I did) put a new thermostat in and after all that I notice non of my vents work. I looked under the dash and seen one is gone. there...
  5. L

    Help me understand what i have and what to do.

    I picked up a rough 1990 k1500. Looks to have a 6in lift. I can not determine the brand. When I i got it it had 15in rims with blown out wheels. (I'm assuming whoever owned it before switched out the wheels before selling) I replaced them with a stock 04 Gm truck Set (17in). the lift has 2...
  6. M

    Help with replacement np241

    I could use some advice on the wiring involved in the np241. I have a 1998 k1500 and I had my TC go out so I bought a replacement np241 off marketplace. When I removed my case I found that the input shafts were different so I took both apart and swapped them. After putting it back together and...
  7. Z

    1990 C1500, Strange Stalling Issue

    Hey Everybody! First post but I have been lurking for a bit ever since I bought my truck a while back. I have a 1990 Silverado RCLB C1500, with the 350/5.7L & auto trans. For the most part it idles, drives, and starts up alright (or so it seems.) I get about 30psi of oil pressure at idle and...
  8. T

    0411 Swapped 96 C1500 No longer starts

    Hi I swapped my 96 c1500 with a 5.7 Vortec to a 0411. I swapped it and it started and ran not perfect but enough I could drive I parked it. Then the next day I drove it into my garage to clean up my cables and double check my pins. I went to start it and it cranked but it won't start it smells...
  9. J

    Tired 92' 454 TBI needs help

    Hey guys, I got my hands on a clapped out 1992 silverado 2500 this summer, fully loaded with stock 454 Tonawanda TBI, Long story short it's a really neat truck to run around in, but at 360k kilometers shes tired, looking for answers to freshen the engine up (all small and big ideas welcome)...
  10. KCusick81

    Ground G104 5.7... What is it for?

    Good afternoon everyone, I replaced/upgraded the ground straps from the passengers side rear of the engine block to the frame and the frame to the firewall. During tightening of the nut on the ground stud on the back of the head, the other ground that is connected to the same stud ,broke...
  11. KCusick81

    Is my starter going up? Other possibilities?

    Good evening everyone, First, I would just like to thank everyone who helped me out a few weeks ago with my AC and cooling system issues and install questions. Both systems are 100% new and working great! You guys are awesome! Now it seems, I'm having a new issue... Since I purchased the truck...
  12. S

    1997 GMC Sierra GT 5.0 5spd manual...ANY INFO?...is this truly RARE ? Help!

    Hello everyone, looking for information about the Sierra GT from '97, I would like to know if this a rare truck?
  13. C

    Wiring issue with Dakota digital cluster

    I have this dash cluster that I bought and I’m having issues finding the wiring diagram for the dash cluster for my truck so I can install this one. I have a 20 pin pigtail on my truck and need advice with doing this swap. There is multiple of the same colors and just need help getting a wiring...
    • cox41104
    • Thread
    • 350 700r4 c1500 cluster swap digital cluster need diagram need help
    • Replies: 4
    • Forum: The Garage
  14. Abellmichael

    1995 k1500 5.7 wont crank please help!

    Hey guys I have a 1995 chevy 1500 , engine and trans has less than 50k miles but my transfer case was leaking so it was sitting for a little while I didnt wanna drive it and mess it up. Well today i started it and let it run and charge up etc. I put in in drive to pull it back in the garage and...
  15. wyn97

    ‘97 5.7 Vortec - ̶n̶o̶t̶ your typical crank no start

    I need some help from someone wiser than myself. ‘97 Vortec 350 has me stumped. I was driving it around town, running errands as one does. I got to my last stop of the day, and upon wrapping up and leaving the parking lot became stranded. I fired the truck up, and made it about 200 feet before...
  16. JimFixes

    I added Sta-Bil and the engine started knocking. Uh Oh...

    So last week I realized the truck is not going to get much movement for a while. So I cleaned it out, hooked up the battery float charger, tossed 2 bottles of Sta-Bil into the tank (full tank, figures, filled it up then didn't drive it), ran the engine for about 15 minutes to make sure the...
  17. steve91chevy

    Looking for tape deck delete panel

    Hey everyone, I have a 1991 Chevy c1500 and i just installed an aftermarket head unit that takes the place of the factory tape deck. I had to cut up my dash to get it to fit, and the original plastic panel that has the two vents in it has a hole for where the original tape deck would go. I’m...
  18. M

    Please help! identifying a set of wires

    I recently experienced some fire damage under the hood and I am currently fixing everything. Does anybody know what connecter and wires are seen in the picture attached. It runs behind the engine into a loom that runs what appears to be over the trans. Im wondering if it is a sub harness of...
  19. Treyes

    Power window / power lock switch need help with pins

    I bought the power window and locks for a 88-94 but have no idea what the pins are for and which control what. If you could help me out that’d be appreciated.
    • Treyes
    • Thread
    • 88-94 c1500 need help power door lock power windows wiring wiring diagram
    • Replies: 0
    • Forum: Electronics
  20. Brantly

    A/C problems

    So my 98 hasnt had A/C working in years. The clutch on the compressor wasnt engaging so i got a new compressor (yes i know it couldve just been the low pressure switch but decided itd be nice to get a new compressor anyways).I got a new freon pressure senor the one on the back of the compressor...
  21. Treyes

    4.3 tbi wont start, need help!!!

    Got a 92 4.3 tbi that wont start even after replacing spark plugs, starter, fuel pump, did the timing, and distributor (all of it). I don't know what else it could be. it does crank but doesn't want to actually start. Help me out.
  22. Treyes

    Fleet to step side conversion questions

    I recently got a 93 c1500 with a fleet side but want to convert it to a step side is it a quick bolt on or what modifications will i have to make? The stepside bed i want to put on it is from a 94 will that work?

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