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Forum: Diagnostics & Troubleshooting

Powertrain | Performance | Electrical |

  1. Sticky Thread Sticky: Crankshaft System Variation Learn Procedure

    The CKP System Variation Learn procedure concerning the relationship of the Crankshaft Postion Sensor, or CKP, to the crankshaft reluctor was...

    Started by RedHeartbeat‎, 09-16-2007 01:31 PM
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 17,802
    10-29-2009, 11:40 PM Go to last post
  2. Sticky Thread Sticky: Idle Learn Procedure

    The Idle Learn procedure may be required when: 1.) The PCM loses power or ground (battery or PCM disconnected) 2.) Service programming is performed...

    Started by RedHeartbeat‎, 09-16-2007 01:02 PM
    • Replies: 0
    • Views: 6,210
    09-16-2007, 01:02 PM Go to last post
  1. Ti giẤy kraft Ựng bnh hotdog

    TÚI GIẤY HOTDOG - TÚI GIẤY ĐỰNG BÁNH HOTDOG HÀN QUỐC Từ rất lâu, món ăn đường phố HotDog đã trở nên quá quen...

    Started by darkweblinks‎, Today 11:23 AM
    • Replies: 0
    • Views: 6
    Today, 11:23 AM Go to last post
  2. game vip 88 bin 88 club

    Cùng cùng sự phân phát triển ngữ game online (trò nhởi thường trực tuyến) trên số internet, bệnh ghiền game video ngy...

    Started by darkweblinks‎, Yesterday 07:57 PM
    • Replies: 0
    • Views: 9
    Yesterday, 07:57 PM Go to last post
  3. LM7 with LQ9 cam, P0300 CEL

    I have been trying to track down a "Multiple Random Misfires" code P0300 since I got my truck a month ago, ignition is all new(does have upgraded...

    Started by GreenTruckGuy‎, 04-21-2020 10:45 PM
    • Replies: 0
    • Views: 227
    04-21-2020, 10:45 PM Go to last post
  4. Fuel Pressure Too High at Idle

    Yes, I've searched and couldn't find a suitable thread, so here goes: My fuel pressure is reading 72 psi at idle and I need to know how to get it...

    Started by 2K_Silverado‎, 04-08-2020 09:09 AM
    • Replies: 0
    • Views: 233
    04-08-2020, 09:09 AM Go to last post
  5. steam line

    can the steam line on 5.3 hook up to over flow on radiator

    Started by bigron111‎, 03-01-2020 04:41 PM
    • Replies: 0
    • Views: 433
    03-01-2020, 04:41 PM Go to last post
  6. 93 obs ls swap engine keeps running after key is switched off

    Im helping a friend with an ls swap in a 93 truck. The engine will fire up and run fairly well but when you switch the key off the engine keeps...

    Started by ALLSHOW67‎, 01-30-2020 12:59 PM
    • Replies: 0
    • Views: 211
    01-30-2020, 12:59 PM Go to last post
  7. Cool Help clarify how the oil heads into the rocker arms...

    Hi all! New to the forum! I think this is the right spot to post a question regarding my 2015 Sierra 6.0 vortec? I have the L96 engine with VVT...

    Started by XinnKoda‎, 01-20-2020 06:30 PM
    • Replies: 0
    • Views: 468
    01-20-2020, 06:30 PM Go to last post
  8. 2000 Silverado 5.3L fuel pressure still low after new pump and more...

    2000 Silverado 5.3L 2WD 1500 RCSB w/ ~165Kmi - all stock Fuel pressure still just under spec after new pump and more... I replaced the fuel pump...

    Started by 2Kchevy‎, 12-09-2019 05:14 PM
    • Replies: 0
    • Views: 302
    12-09-2019, 05:14 PM Go to last post
  9. MAF/IAT Sensor signal voltage too high??

    Finally got my 4.8l Vortec conversion to start - but it will absolutely not idle and dies unless I keep foot on the throttle. Getting a strange IAT...

    Started by acerman‎, 12-02-2019 09:10 PM
    4.8l, maf. iat
    • Replies: 0
    • Views: 282
    12-02-2019, 09:10 PM Go to last post
  10. 05 Silverado throwing codes with loss of power

    My 05 Silverado is throwing codes P0120, U0107, P0220, P0446, P1516 Have replaced throttle position sensor and wiring harness. Ran good for a few...

    Started by Jayce1965‎, 11-17-2019 10:05 AM
    • Replies: 0
    • Views: 253
    11-17-2019, 10:05 AM Go to last post
  11. no start - PCM problem?"

    I purchased a '93 C1500 with a '00 4.8L Vortec conversion earlier this year. Put about 5000 miles on it and it died in the driveway last week. ...

    Started by acerman‎, 11-04-2019 11:33 AM
    4.8l, ecm, no start, pcm
    • Replies: 1
    • Views: 381
    11-05-2019, 03:33 PM Go to last post
  12. Spark Knock Issue

    I need some input on a spark knock issue under light acceleration for my 2003 4.8, manual trans silverado. Went to 89 octane. Changed PCV, plugs,...

    Started by bdeboyes@ec.rr.com‎, 02-09-2019 12:36 PM
    • Replies: 3
    • Views: 797
    10-06-2019, 07:04 PM Go to last post
  13. No start no crank pcm no 12v reference

    so let me start out with what i have so my truck was already swapped with a lq4 and 4l60 so im in the process of swapping this 416ci and 4l80 combo...

    Started by Sierra416‎, 02-28-2019 03:18 PM
    • Replies: 1
    • Views: 624
    08-29-2019, 12:22 PM Go to last post
  14. 2005 Silverado 4.8 noid light on solid

    I have a 2005 Silverado 4.8 I recently bought, and it has a mis on cyl 7. Replaced plugs, wires, and coil on cyl 7. Still miss's, checked spark...

    Started by Geardo‎, 08-10-2019 12:13 PM
    • Replies: 1
    • Views: 575
    08-29-2019, 12:15 PM Go to last post
  15. Fuel pressure regulator

    Still having issues with mine cold starting, so I changed the fuel pressure regulator and now I have this buzzing/vibrating sound?

    Started by Esky02‎, 11-23-2015 02:28 PM
    • Replies: 1
    • Views: 1,051
    07-21-2019, 08:51 AM Go to last post
  16. Engine Runs Cold

    New guy here, of course with a problem... I have a 2000 Silverado 1500 ECSB that had a 4.8 and MG5 5-speed. At 252k on the clock it was time to...

    Started by 2K_Silverado‎, 03-05-2019 05:35 PM
    • Replies: 3
    • Views: 2,056
    03-14-2019, 07:44 AM Go to last post
  17. 00 Silverado 5.3 automatic transmission problem

    My truck cant go any faster than 35 m/h it switches first and second gear but doesnt switch to third gear the speedometer works good the reverse...

    Started by Ismael Torres‎, 04-08-2018 09:21 AM
    • Replies: 2
    • Views: 1,890
    03-02-2019, 09:31 PM Go to last post
  18. 0411 swap problem - getting $0281 error code on autocal

    96 chevy SBSC with L31R I have performed the repin for the 0411 per the spreadsheet from Lextech. I just got my flash/tune from Blackbear, and am...

    Started by homeslice‎, 10-13-2018 07:01 PM
    • Replies: 4
    • Views: 1,395
    02-24-2019, 10:59 AM Go to last post
  19. Dương vt silicon hit đất rung thụt ngoáy

    Giá sản phẩm: 680,000 VNĐ Liên hệ:0389.346.762 Mis. Hằng Tnh năng: Kch thch điểm G, âm vt, giải tỏa sinh lý hiệu quả...

    Started by saobanggps‎, 11-14-2018 04:42 AM
    • Replies: 0
    • Views: 642
    11-14-2018, 04:42 AM Go to last post
  20. Missing on all cylinders in cammed Tahoe

    Ok guys, I have an 05 Tahoe that has about 6k on it since rebuild. About two weeks ago I got a stumble while driving in town and the dreaded...

    Started by RU11550‎, 08-04-2018 12:51 AM
    • Replies: 2
    • Views: 1,317
    08-15-2018, 05:18 PM Go to last post

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