Northstar Engines and System Technical Discussion
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Northstar Engines and System Technical Discussion in Cadillac forums : Cadillac Owners Forum, Discussions relating to the Northstar System and various drivetrain mechanical/electrical/sensor problems.
  1. Poll Sticky Thread Sticky: Poll: Northstar Headgasket/Cracked Block/Bolt Failure? Please let us know

    Started by Eldo1953‎, 10-28-07 08:21 PM
    34 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 34
    • Replies: 509
    • Views: 185,527
    04-19-16, 02:07 PM Go to last post
  2. Sticky Thread Sticky: Root Cause of Head gasket Failure and a Fix?

    Started by AJxtcman‎, 03-05-08 06:50 AM
    12 Pages
    1 2 3 4 5 6 7 8 9 10 11 12
    • Replies: 178
    • Views: 144,201
    Pht
    05-08-16, 01:47 AM Go to last post
  3. Sticky Thread Sticky: Northstar Swaps - What years are interchangeable and the differences

    Started by 97EldoCoupe‎, 05-13-10 07:05 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 86
    • Views: 92,022
    06-04-16, 10:00 AM Go to last post
  4. Sticky Thread Sticky: How To Pull Codes (DTC's)

    Started by mcowden‎, 10-02-05 12:57 PM
    • Replies: 0
    • Views: 49,542
    10-02-05, 12:57 PM Go to last post
  5. Sticky Thread Sticky: Everything You ever Wanted To Know About Cooling System Sealant Tabs

    Started by Ranger‎, 05-05-08 05:35 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 45,486
    05-06-12, 09:21 PM Go to last post
    • Replies: 14
    • Views: 23,765
    02-16-13, 11:45 AM Go to last post
  6. Sticky Thread Sticky: Pre-2000 Ignition Control Module (ICM) - How It Works

    Started by Ranger‎, 01-23-10 11:21 PM
    • Replies: 0
    • Views: 16,573
    01-23-10, 11:21 PM Go to last post
  7. Sticky Thread Sticky: Northstar Ring Cleaning Procedure and proper oil level - TSB

    Started by Ranger‎, 04-22-10 04:29 PM
    • Replies: 1
    • Views: 12,170
    03-12-12, 04:42 PM Go to last post
  8. Sticky Thread Sticky: Temperature Gauge Dampening

    Started by Ranger‎, 07-28-10 10:23 PM
    • Replies: 0
    • Views: 6,355
    07-28-10, 10:23 PM Go to last post
  9. Sticky Thread Sticky: Acronyms

    Started by Ranger‎, 07-20-10 11:21 AM
    • Replies: 0
    • Views: 6,068
    07-20-10, 11:21 AM Go to last post
  10. Sticky Thread Sticky: Northstar Vehicle Production Numbers 1993-2009

    Started by slsgxpgtpman‎, 02-25-14 03:08 AM
    • Replies: 7
    • Views: 4,497
    04-11-14, 11:50 AM Go to last post
  11. Sticky Thread Sticky: Northstar intake manifold swap question - 2000 redesign ?

    Started by 98eldo32v‎, 04-19-10 09:07 PM
    • Replies: 7
    • Views: 2,907
    06-27-15, 04:17 PM Go to last post
  12. Sticky Thread Sticky: 1996 - 2003 Northstar head bolt torque specs

    Started by Submariner409‎, 06-23-16 06:59 PM
    • Replies: 0
    • Views: 38
    06-23-16, 06:59 PM Go to last post
  1. Torque Converter Clutch (P 0741 TCC stuck off)

    Started by PhillyXcess‎, 03-30-07 10:38 PM
    21 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 21
    • Replies: 305
    • Views: 194,918
    07-23-15, 03:53 PM Go to last post
  2. Thumbs up Sucessful Northstar head gasket repair in a bottle

    Started by twinbopilot‎, 07-16-09 12:03 PM
    17 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
    • Replies: 249
    • Views: 168,509
    11-05-15, 05:41 PM Go to last post
  3. Post High Mileage Northstar Thread: Who can beat me?

    Started by jam224‎, 10-07-03 12:08 PM
    30 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 30
    • Replies: 448
    • Views: 137,840
    06-15-16, 12:19 PM Go to last post
  4. PCM P 0410 Secondary Air Injection System Malfunction

    Started by codewize‎, 12-16-06 06:43 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 91
    • Views: 117,996
    09-27-15, 08:22 AM Go to last post
  5. DIY Northstar Head Gasket / Crankcase Leak Repair

    Started by bill buttermore‎, 04-16-12 01:19 PM
    36 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 36
    • Replies: 532
    • Views: 105,822
    11-27-14, 11:52 AM Go to last post
  6. Northstar Oil Usage

    Started by Buddy94‎, 02-15-04 11:43 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 80
    • Views: 92,731
    01-28-12, 10:22 PM Go to last post
  7. Northstar Maintenance -Tune Up

    Started by qecummings‎, 07-08-04 10:19 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 68,330
    09-14-12, 10:31 AM Go to last post
  8. Pics of coolant test of exhaust gas/head gasket leaking?

    Started by mnalep‎, 07-14-10 10:05 PM
    13 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13
    • Replies: 191
    • Views: 68,322
    10-25-10, 10:38 AM Go to last post
    • Replies: 527
    • Views: 54,957
    02-18-12, 08:32 PM Go to last post
  9. Coolant Supplement Tablet question

    Started by Realtor1‎, 02-05-04 12:18 PM
    • Replies: 9
    • Views: 49,044
    12-20-15, 12:01 PM Go to last post
  10. 97 Etc N* Head Gasket Project

    Started by tateos‎, 12-18-07 10:12 PM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 236
    • Views: 48,703
    10-17-13, 08:49 PM Go to last post
  11. Smile Changing spark plugs on a Northstar

    Started by dstarr‎, 08-04-07 08:34 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 48,643
    05-07-13, 11:25 AM Go to last post
  12. P0420 Code

    Started by STSMAN‎, 12-30-05 06:02 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 95
    • Views: 48,276
    08-31-12, 02:44 PM Go to last post
  13. Information on P0741 & P1860. 1998+

    Started by AJxtcman‎, 09-15-08 04:41 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 48,066
    01-19-15, 09:17 PM Go to last post
  14. Coolant Temp

    Started by 97d'elegance‎, 04-12-04 08:48 PM
    4 Pages
    1 2 3 4
    • Replies: 52
    • Views: 47,140
    11-24-11, 10:38 AM Go to last post
  15. Engine Coolant Change out

    Started by STS 310‎, 05-12-04 06:09 PM
    • Replies: 7
    • Views: 46,907
    01-23-06, 09:37 PM Go to last post
  16. Question Important to PUSH the Northstar once a week?

    Started by BeelzeBob‎, 01-28-03 10:35 AM
    5 Pages
    1 2 3 4 5
    • Replies: 65
    • Views: 45,456
    01-01-07, 06:31 PM Go to last post
  17. Starter Replacement - It's not as bad as everyone thinks!

    Started by 97EldoCoupe‎, 05-08-10 03:45 PM
    3 Pages
    1 2 3
    • Replies: 41
    • Views: 44,262
    11-15-15, 06:24 PM Go to last post
  18. Bar's Leaks "Head Gasket Repair"

    Started by blunted‎, 02-13-05 06:04 AM
    4 Pages
    1 2 3 4
    • Replies: 57
    • Views: 43,554
    09-05-13, 12:42 PM Go to last post
  19. The Northstar Oil Issue

    Started by Geno Castellano‎, 01-02-03 11:04 AM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 114
    • Views: 42,740
    02-11-16, 11:42 PM Go to last post
  20. Built Buick Lucerne (400HP Northstar Engine)

    Started by Dr. Design‎, 01-14-09 10:13 PM
    23 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 23
    • Replies: 344
    • Views: 42,492
    02-18-09, 10:21 PM Go to last post
  21. 99 STS Project

    Started by JoeTahoe‎, 01-16-11 11:32 PM
    23 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 23
    • Replies: 333
    • Views: 41,984
    04-12-14, 07:35 PM Go to last post
  22. P0171 - P0174

    Started by Nickcruffin‎, 05-31-05 07:39 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 41,862
    02-17-12, 11:13 AM Go to last post
  23. North star motor swap

    Started by epanightmare‎, 10-24-03 07:44 PM
    5 Pages
    1 2 3 4 5
    • Replies: 62
    • Views: 40,490
    05-31-05, 10:29 PM Go to last post
  24. N* Head Gasket repair part I/ Remove engine

    Started by zonie77‎, 11-22-03 01:14 AM
    4 Pages
    1 2 3 4
    • Replies: 52
    • Views: 40,115
    01-11-12, 06:36 PM Go to last post

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