c2500

  1. A

    91 C2500 350 Constant 30 PSI of Oil Pressure

    Got a basket case 91 C2500 350/700r4 that I've been slowly working all the kinks out of. Next up on my list of things to check out is why I have 30 psi of oil pressure at all times. At idle? 30. Cruising around town? 30. Flooring it all the way to redline getting on the highway? 30. I've...
  2. D

    1993 suburban runs rough till warm

    Hello. First post. I apologize for the length of this, but I feel I need to give all details. 1993 c2500 suburban 7.4 TBI 256,000 miles. New engine from NAPA because of bad crank and bearings. Rebuilt transmission. Thing that have been replaced: all sensors on engine and transmission. Most...
  3. A

    '89 C1500 VS '88 C2500

    Hey everyone! This is my first post on this forum and i hope im asking this in the correct category :) I'm been wanting to buy my first truck for some time now, and im debating between these two. One being a 1989 Chevy 1500 and the other a GMC sierra 2500 from 1988. Chevy has 137k miles and the...
  4. Redneck250033

    Redoing the upper and lower control arms on a C2500 GMC Sierra

    Within the next few days, I’ll be redoing the upper and lower control arms on my 1992 GMC Sierra as I had said in the title is there any suggestions for if a bolt has to be torched out or breaks… where I could get new bolts for the control arms. Any information would be greatly appreciated...
  5. J

    95 C2500 2WD 8 lug. Lifted Control arms?

    I am going crazy trying to find control arms for. 2”-4” lift. I have a 1995 C2500 2WD ext cab Silverado. I put a 3” lift with coil spacers. The upper control arms (stock) are too short to have the alignment corrected. The camber is off more than 4 degrees. I cannot find anywhere that sells or...
  6. 19971997

    Is this a stock L31 cam?

    I have tried searching the numbers of this cam that i pulled out of my 880 block but cant find any info on the numbers. I dont have a micrometer yet to check the lobes manually but im wondering if its an upgraded one. Funny thing is i know in 1997 they didnt have QR codes as found printed on...
  7. AHMAD-454

    My 1991 GMC C2500

    Hey everyone It’s my pleasure to be joining your forum ! Here’s my first post of my truck 1991 GMC C2500 SLE 5.7 Manual transmission Slate metallic / onyx black after fully restored to its original shape! With all genuine GM Parts Hope you like it ..
    • AHMAD-454
    • Thread
    • 1991 k2500 c1500 c2500 c3500 k1500 k2500 6.5 c2500 gmc k2500 gmc sierra sle
    • Replies: 10
    • Forum: Member Trucks
  8. 19971997

    1997 C2500 Engine swap w/ TBI Long Block

    Im writing this in a hurry since im on my lunch break but this is what i got going on: Picked up a nicer than normal northern states truck (Indiana) with a trans issue. It would only drive in revrse. I got the tranny rebuilt and the truck drove fine back from the shop. 2 weeks later it had all...
  9. J

    Which transmission

    I have a 94 C2500 it has the 350 and the 8-lug I think it’s a Silverado trim but I’m not completely sure (it’s a restoration project) I have no idea which transmission is supposed to be in this truck.
  10. T

    O2 Sensor? 1989 C2500 5.7

    Hi All, My 89 C2500 is running silly rich. It smells bad and I get buildup on the plugs somewhat regularly fouling one.. My first guess is the ECU is in some kind of a limp mode as the PO apparently eliminated the O2 sensor. At least I think this truck had an O2 sensor, I am not entirely...
  11. Shaneaz480

    1998 C2500 5.7 OBS Front Grill

    I have a question. For my 1998 c-2500 I put a new grill on and could only find this style grill in this Standard “Gun Metal” finish. Was curious if this style comes in chrome or is there a company that can chrome plate plastic. And help would be appreciated.
  12. A

    Electrical issues. POSTED IN MAINTENANCE TOO

    I just got a surprisingly nice 1990 2500 350 TBI off marketplace for the low low price of free. Runs and drives better than it should but effectively nothing in the interior works. This thing has some pretty hardcore electrical gremlins, the previous owner did some real mickey mouse bull**** on...
  13. Tomas Urrabazo

    Bad and high oil pressure gauge/sensor/sender???

    Does anyone know what is going on with my oil pressure sensor? It is constantly bouncing and pegs all the way out making a clicking sound. My AC compressor may have something to do with this because it is cycling every couple seconds and when it cycles that’s when the gauge fills up??? I’m not...
  14. Cng2500hd

    Cng2500hds trucks.

    I have been on here for a few years but never have I done any build threads and I have way to much crap going on to separate it all into individual threads so I hope you all enjoy my all in one GMT400, square body Chevy, 55’ Chevy “a little later “, whatever else I come up with thread. To start...
    • Cng2500hd
    • Thread
    • 8 lug budget build c10 c2500 k1500 long bed sm465 square body tommy lift gate
    • Replies: 101
    • Forum: Member Trucks
  15. Geauga Lake John

    Geauga Lake Park Truck Refresh

    This truck was originally purchased by SeaWorld Ohio then transferred in 2001 to Six Flags Worlds of Adventure, which operated on the opposite side of a lake from SeaWorld. It was equipped with tool boxes, a ladder rack, and air compressor which serviced machines and rides at what was then the...
  16. C

    6.5 diesel oil filter

    I’m usually running ac delco Mobil heavy duty or k&n what’s the one you think is best?
  17. C

    92 c2500 reg cab new seat ??

    Hi I’m looking to swap out the old bench seat in my 1992 reg cab c2500 What would be the best bet Ive seen people do new Silverado interior or seats from a king ranch Any helpful advice would be appreciated thanks
  18. C

    Chevy gmt400 alarm

    Anyone install a alarm in there gmt400? I have a 1992 and looking to install a alarm what’s a good quality alarm and how to install it?
  19. C

    Where to find a radiator 6.5 diesel 1992

    Hi guys I’m looking for a radiator for a 6.5 diesel but for a 1992 and I can’t find one anywhere on diesel site it shows 1994 and up and I need one for a 1992
  20. Jordan Eckert

    The overdone question of lifting a 2wd

    I have a 2000 ccsb c2500 and was looking at doing a spindle lift with 2” spacer and 3”. Body lift just looking to see if it’s doable. Already looking at the upper control arms from airbagit.com
  21. blackdeathmessenger

    94 gauges into 91 cluster?

    Sorry if this is the wrong place to post this, I couldn't seem to find the best place to post it or any existing posts about this. Anyways, on to the background and question. I was kinda set on installing a 94 cluster into my 88 C2500, as I had had no luck finding a 91 cluster that hadn't been...
  22. dAT OBS

    Info on tbi 350 swap to tbi 454???

    Getting ready to replace the good 1992 350 with a good 1990 454...I have couple questions Are the serpentine accessories brackets the same size Any wiring difference I know I need 454 exhaust manifold but is the OEM y-pipe different sizes Any more differences???
  23. Insert Quarter

    Rear Leaf Spring - Rear Hanger - '89 C2500 8,600 GVW

    Just came across this and wanted to share. I'll lead with: Dorman 722-008 is the correct rear leaf spring rear hanger for an '89 C2500 8,600 GVW Wanted to lower the rear to level it out a bit before adding Air Lift load leveler bags. I originally ordered the Dorman 722-007 hanger but it is...
  24. S

    96 C2500 dies after 10 minutes then never starts..

    Hey all! I am actually posting this for my neighbor. He has a 96 C2500 ECLB with the 350. He bought it cheap with a blown motor, put another one in it, got it running. Well a couple of times it would randomly cut off, then start right back up. Now, it only runs for about 10 minutes after letting...

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