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 09:21 PM
    35 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 35
    • Replies: 511
    • Views: 199,301
    07-20-16, 09:22 PM Go to last post
  2. Sticky Thread Sticky: Root Cause of Head gasket Failure and a Fix?

    Started by AJxtcman‎, 03-05-08 07:50 AM
    12 Pages
    1 2 3 4 5 6 7 8 9 10 11 12
    • Replies: 178
    • Views: 151,719
    Pht
    05-08-16, 02:47 AM Go to last post
  3. Sticky Thread Sticky: Northstar Swaps - What years are interchangeable and the differences

    Started by 97EldoCoupe‎, 05-13-10 08:05 AM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 90
    • Views: 111,808
    09-03-16, 02:36 PM Go to last post
  4. Sticky Thread Sticky: How To Pull Codes (DTC's)

    Started by mcowden‎, 10-02-05 01:57 PM
    • Replies: 0
    • Views: 50,491
    10-02-05, 01:57 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 06:35 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 49,087
    05-06-12, 10:21 PM Go to last post
    • Replies: 14
    • Views: 26,208
    02-16-13, 12:45 PM Go to last post
  6. Sticky Thread Sticky: Pre-2000 Ignition Control Module (ICM) - How It Works

    Started by Ranger‎, 01-24-10 12:21 AM
    • Replies: 0
    • Views: 17,210
    01-24-10, 12:21 AM Go to last post
  7. Sticky Thread Sticky: Northstar Ring Cleaning Procedure and proper oil level - TSB

    Started by Ranger‎, 04-22-10 05:29 PM
    • Replies: 1
    • Views: 12,849
    03-12-12, 05:42 PM Go to last post
  8. Sticky Thread Sticky: Temperature Gauge Dampening

    Started by Ranger‎, 07-28-10 11:23 PM
    • Replies: 0
    • Views: 6,576
    07-28-10, 11:23 PM Go to last post
  9. Sticky Thread Sticky: Acronyms

    Started by Ranger‎, 07-20-10 12:21 PM
    • Replies: 0
    • Views: 6,277
    07-20-10, 12:21 PM Go to last post
  10. Sticky Thread Sticky: Northstar Vehicle Production Numbers 1993-2009

    Started by slsgxpgtpman‎, 02-25-14 04:08 AM
    • Replies: 7
    • Views: 4,930
    04-11-14, 12:50 PM Go to last post
  11. Sticky Thread Sticky: Northstar intake manifold swap question - 2000 redesign ?

    Started by 98eldo32v‎, 04-19-10 10:07 PM
    • Replies: 7
    • Views: 3,135
    06-27-15, 05:17 PM Go to last post
  12. Sticky Thread Sticky: Northstar FWD or RWD owner? You NEED to study this!

    Started by Submariner409‎, 08-09-16 05:00 PM
    • Replies: 0
    • Views: 546
    08-09-16, 05:00 PM Go to last post
  13. Sticky Thread Sticky: 1996 - 2003 Northstar head bolt torque specs

    Started by Submariner409‎, 06-23-16 07:59 PM
    • Replies: 0
    • Views: 398
    06-23-16, 07:59 PM Go to last post
  1. Torque Converter Clutch (P 0741 TCC stuck off)

    Started by PhillyXcess‎, 03-30-07 11:38 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: 308
    • Views: 209,786
    08-29-16, 09:45 PM Go to last post
  2. Thumbs up Sucessful Northstar head gasket repair in a bottle

    Started by twinbopilot‎, 07-16-09 01:03 PM
    17 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
    • Replies: 249
    • Views: 188,919
    11-05-15, 06:41 PM Go to last post
  3. Post High Mileage Northstar Thread: Who can beat me?

    Started by jam224‎, 10-07-03 01:08 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: 146,674
    06-15-16, 01:19 PM Go to last post
  4. PCM P 0410 Secondary Air Injection System Malfunction

    Started by codewize‎, 12-16-06 07:43 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 91
    • Views: 129,323
    09-27-15, 09:22 AM Go to last post
  5. DIY Northstar Head Gasket / Crankcase Leak Repair

    Started by bill buttermore‎, 04-16-12 02:19 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: 115,493
    11-27-14, 12:52 PM Go to last post
  6. Northstar Oil Usage

    Started by Buddy94‎, 02-16-04 12:43 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 82
    • Views: 99,142
    01-24-17, 08:19 PM Go to last post
  7. Pics of coolant test of exhaust gas/head gasket leaking?

    Started by mnalep‎, 07-14-10 11:05 PM
    13 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13
    • Replies: 191
    • Views: 73,704
    10-25-10, 11:38 AM Go to last post
  8. Northstar Maintenance -Tune Up

    Started by qecummings‎, 07-08-04 11:19 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 71,826
    09-14-12, 11:31 AM Go to last post
  9. Starter Replacement - It's not as bad as everyone thinks!

    Started by 97EldoCoupe‎, 05-08-10 04:45 PM
    3 Pages
    1 2 3
    • Replies: 41
    • Views: 57,597
    11-15-15, 07:24 PM Go to last post
    • Replies: 527
    • Views: 56,484
    02-18-12, 09:32 PM Go to last post
  10. P0420 Code

    Started by STSMAN‎, 12-30-05 07:02 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 95
    • Views: 54,815
    08-31-12, 03:44 PM Go to last post
  11. Smile Changing spark plugs on a Northstar

    Started by dstarr‎, 08-04-07 09:34 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 53,587
    05-07-13, 12:25 PM Go to last post
  12. Coolant Supplement Tablet question

    Started by Realtor1‎, 02-05-04 01:18 PM
    • Replies: 9
    • Views: 52,281
    12-20-15, 01:01 PM Go to last post
  13. Information on P0741 & P1860. 1998+

    Started by AJxtcman‎, 09-15-08 05:41 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 51,389
    01-19-15, 10:17 PM Go to last post
  14. Coolant Temp

    Started by 97d'elegance‎, 04-12-04 09:48 PM
    4 Pages
    1 2 3 4
    • Replies: 52
    • Views: 50,944
    11-24-11, 11:38 AM Go to last post
  15. Engine Coolant Change out

    Started by STS 310‎, 05-12-04 07:09 PM
    • Replies: 7
    • Views: 50,734
    01-23-06, 10:37 PM Go to last post
  16. 97 Etc N* Head Gasket Project

    Started by tateos‎, 12-18-07 11:12 PM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 236
    • Views: 49,713
    10-17-13, 09:49 PM Go to last post
  17. P0171 - P0174

    Started by Nickcruffin‎, 05-31-05 08:39 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 48,927
    02-17-12, 12:13 PM Go to last post
  18. Question Important to PUSH the Northstar once a week?

    Started by BeelzeBob‎, 01-28-03 11:35 AM
    5 Pages
    1 2 3 4 5
    • Replies: 65
    • Views: 47,249
    01-01-07, 07:31 PM Go to last post
  19. Bar's Leaks "Head Gasket Repair"

    Started by blunted‎, 02-13-05 07:04 AM
    4 Pages
    1 2 3 4
    • Replies: 57
    • Views: 46,150
    09-05-13, 01:42 PM Go to last post
  20. Built Buick Lucerne (400HP Northstar Engine)

    Started by Dr. Design‎, 01-14-09 11:13 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: 45,737
    02-18-09, 11:21 PM Go to last post
  21. The Northstar Oil Issue

    Started by Geno Castellano‎, 01-02-03 12:04 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 114
    • Views: 43,906
    02-12-16, 12:42 AM Go to last post
  22. 99 STS Project

    Started by JoeTahoe‎, 01-17-11 12:32 AM
    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: 43,719
    04-12-14, 08:35 PM Go to last post
  23. Question Water Pump Drive Pulley Removal

    Started by Zorb750‎, 03-27-07 11:33 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 41,765
    02-05-17, 10:46 AM Go to last post
  24. Angry Damned Motor Mounts

    Started by Ranger‎, 11-23-08 01:49 PM
    19 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
    • Replies: 280
    • Views: 41,411
    08-07-14, 10:30 PM Go to last post

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