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  1. S10 / Sonoma
    Hello, My 2002 4.3 95,000 miles runs like a champ, I've done a ton of work to it. Just came back from a trip that added 1200 miles. Issue I still have with it, I often need to crank it twice to start after its sat overnight. I can hear the fuel pump kick on and the fuel filter has been...
  2. 2.5L - 1st gen 4-banging
    I bought a $400 '85 S10 4x4 4 spd having been told it needs a fuel pump (in-tank sending unit), and after towing it home and turning it over we found it did NOT have fuel OR spark. The spark issue was solved by a new ignition module (distributor was getting intermittent power and only seemed to...
  3. 262ci Forum (4.3)
    Hello everyone! Proud new member here. I have a 2004 S10 Crew Cab flavor. She left me stranded on the side of the road and I went ahead and checked for fuel pressure and sure thing, nothing. A guy went ahead and ripped the tank off and put in a new fuel pump assembly (spliced in new connector)...
  4. 262ci Forum (4.3)
    So I have been wondering. I have a fuel pump on my 94 s10. It does work fine. But I'm in the process of sand blasting my frame and redoing the rear end completely. So my question is Can you install the newer fuel pump Assemblies from a 2000 s10 into a 94 s10 4.3 with a MFPI spider...
  5. 262ci Forum (4.3)
    Hey I think I might be in the wrong Area so I apologize first.... If there is a way to move me to the correct place please do so. I have a 1998 Chevy S-10 4.3X and for the past month I noticed it's sometimes really hard to start... (for example - sometimes fires right up, other times it will...
  6. 262ci Forum (4.3)
    Alright guys my sdimes (2000 4.3 vin W) fuel pump is doing the death scream. My question is will the Walbro PN#TU429 fit my truck? if so how is the quality? i’ve seen people on here say they are good but most were super old threads so i wanted some of your guys opinions on that today. Wanting to...
  7. 262ci Forum (4.3)
    Just finished my carb swap on my 97 zr2. Installed inline fuel pump. Cut power to the in tank pump. Now gas guage doesn't work. Can any one tell me which wire I need to disconnect on the factory harness at the tank. To disable the in tank pump but still use the fuel guage.
  8. 262ci Forum (4.3)
    ('91 s10 4.3l 2wd AT) My truck would crank but not start. I did all primary checks and found my fuel pump relay is getting power to the hot but not to the crank fuse. Would this be due to the oil pressure being low or just a bad connection? I used a jumper wire from hot to prime and it started...
  9. S10 / S15
    So I’m having a problem getting my car started. Fuel pump has low power. I used a dummy light and saw a very dim light when I placed it inside the ECM 1 fuse on the fuse box. Could wiring be the reason as to why my fuel pump isn’t getting enough power when the key is turned? I recently replaced...
  10. S10 / Sonoma
    I wuz wondering if anybody has cut a hole in the bed and installed a dood/panel to have access to the fuel pump to avoid dropping the tank? 2002 4x4 Crew Cab. Mahalo
  11. LSx Discussion
    I have a 95 s10 was 4.3 tbi and I’m swapping with a lm7. What options do I have when it comes to fuel pumps. Which is better, in tank or inline? Thank you for the help !
  12. Articles - Engine, Other
    99 s10 noisy rough engine, losing oil pressure, truck dying I just bought a 99 Chevy s10. We bought it, and it was working great. As soon as we got onto the highway, we noticed the oil pressure drop to 0 and the truck dying. We were able to restart it, and start driving again. A few miles down...
  13. Blowers and Bottles
    hey i got a 168k 2001 s10 with the l43 engine. Its flex fuel but lm planning on swapping the pump because its on its way out. Im planning on just using an oem one but before I do ive been contemplating putting a turbo on it but keeping it as a daily driver. I wanna definitely get 200k out of...
  14. S10 / S15
    1992 s10 2.5l iron duke tbi. 13 gal. Tank on hydraulics Changed fuel pump, filter, sending,tank, checjed ground.... Nothing. Where is the relay? And anything else i should check? Thanx ib advance for any help!
  15. S10 / S15
    I just bought a 93 s10 and it has a fuel issue. I'm pretty sure its bad gas because it's been sitting there for a year or longer and i want to empty the gas tank. I pulled the bed off but now i can't seem to find out how to take the fuel pump lines off. The fourth line doesnt have a screw or...
  16. Member Projects
    I just bought a 93 s10 and it has a fuel issue. I'm pretty sure its bad gas because it's been sitting there for a year or longer and i want to empty the gas tank. I pulled the bed off but now i can't seem to find out how to take the fuel pump lines off. The fourth line doesnt have a screw or...
  17. S10 / S15
    I have a 1993 2.8 TBI S-10 with an automatic. I installed a 350 TBI and am having fuel pump problems. Installed a new GM pump and the truck still bogs and has no power. I have gone to GM to figure out pressure and volume and they don't know. I installed a GM pump with the part number 25168719...
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