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
    35 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 35
    • Replies: 513
    • Views: 204,727
    04-03-17, 02:52 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: 155,265
    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
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 90
    • Views: 120,420
    09-03-16, 01:36 PM 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: 50,815
    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: 50,446
    05-06-12, 09:21 PM Go to last post
    • Replies: 14
    • Views: 27,168
    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: 17,455
    01-23-10, 11:21 PM Go to last post
    • Replies: 1
    • Views: 13,147
    03-12-12, 04:42 PM Go to last post
  7. Sticky Thread Sticky: Temperature Gauge Dampening

    Started by Ranger, 07-28-10 10:23 PM
    • Replies: 0
    • Views: 6,698
    07-28-10, 10:23 PM Go to last post
  8. Sticky Thread Sticky: Acronyms

    Started by Ranger, 07-20-10 11:21 AM
    • Replies: 0
    • Views: 6,334
    07-20-10, 11:21 AM Go to last post
  9. Sticky Thread Sticky: Northstar Vehicle Production Numbers 1993-2009

    Started by slsgxpgtpman, 02-25-14 03:08 AM
    • Replies: 7
    • Views: 5,098
    04-11-14, 11:50 AM Go to last post
  10. Sticky Thread Sticky: Northstar intake manifold swap question - 2000 redesign ?

    Started by 98eldo32v, 04-19-10 09:07 PM
    • Replies: 7
    • Views: 3,230
    06-27-15, 04:17 PM Go to last post
  11. Sticky Thread Sticky: Northstar FWD or RWD owner? You NEED to study this!

    Started by Submariner409, 08-09-16 04:00 PM
    • Replies: 0
    • Views: 757
    08-09-16, 04:00 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: 507
    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: 308
    • Views: 215,534
    08-29-16, 08:45 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: 197,404
    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: 149,525
    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: 133,254
    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: 118,599
    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: 82
    • Views: 101,295
    01-24-17, 07:19 PM Go to last post
  7. 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: 75,733
    10-25-10, 10:38 AM Go to last post
  8. Northstar Maintenance -Tune Up

    Started by qecummings, 07-08-04 10:19 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 73,201
    09-14-12, 10:31 AM Go to last post
  9. 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: 61,964
    11-15-15, 06:24 PM Go to last post
  10. P0420 Code

    Started by STSMAN, 12-30-05 06:02 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 95
    • Views: 57,114
    08-31-12, 02:44 PM Go to last post
    • Replies: 527
    • Views: 57,010
    02-18-12, 08:32 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: 55,611
    05-07-13, 11:25 AM Go to last post
  12. Coolant Supplement Tablet question

    Started by Realtor1, 02-05-04 12:18 PM
    • Replies: 9
    • Views: 53,169
    12-20-15, 12:01 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: 52,901
    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: 52,211
    11-24-11, 10:38 AM Go to last post
  15. P0171 - P0174

    Started by Nickcruffin, 05-31-05 07:39 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 51,697
    02-17-12, 11:13 AM Go to last post
  16. Engine Coolant Change out

    Started by STS 310, 05-12-04 06:09 PM
    • Replies: 7
    • Views: 51,691
    01-23-06, 09:37 PM Go to last post
  17. 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: 50,140
    10-17-13, 08:49 PM Go to last post
  18. 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: 47,988
    01-01-07, 06:31 PM Go to last post
  19. Bar's Leaks "Head Gasket Repair"

    Started by blunted, 02-13-05 06:04 AM
    4 Pages
    1 2 3 4
    • Replies: 57
    • Views: 47,098
    09-05-13, 12:42 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: 46,989
    02-18-09, 10:21 PM Go to last post
  21. Question Water Pump Drive Pulley Removal

    Started by Zorb750, 03-27-07 10:33 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 44,625
    02-05-17, 09:46 AM Go to last post
  22. 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: 44,462
    04-12-14, 07:35 PM Go to last post
  23. 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: 44,230
    02-11-16, 11:42 PM Go to last post
    • Replies: 63
    • Views: 43,552
    11-27-10, 11:01 AM Go to last post

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