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. Post Sticky Thread Sticky: High Mileage Northstar Thread: Who can beat me?

    Started by jam224, 10-07-03 12:08 PM
    32 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 32
    • Replies: 473
    • Views: 175,669
    03-09-19, 12:49 AM Go to last post
  2. 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: 99
    • Views: 158,917
    02-26-19, 06:28 PM Go to last post
  3. Sticky Thread Sticky: Pre-2000 Ignition Control Module (ICM) - How It Works

    Started by Ranger, 01-23-10 11:21 PM
    • Replies: 1
    • Views: 18,976
    01-06-19, 10:12 AM Go to last post
  4. 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: 179
    • Views: 169,579
    Pht
    10-29-18, 07:05 PM Go to last post
  5. 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: 524
    • Views: 232,090
    10-23-18, 09:28 PM Go to last post
  6. Thumbs up Sticky Thread Sticky: Maintaining Northstar Engines *A must Read*

    Started by nerisauto1, 12-23-03 12:28 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 19,029
    01-11-18, 09:49 AM Go to last post
  7. 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: 1,889
    08-09-16, 04:00 PM Go to last post
  8. Sticky Thread Sticky: 1996 - 2003 Northstar head bolt torque specs

    Started by Submariner409, 06-23-16 06:59 PM
    • Replies: 0
    • Views: 2,300
    06-23-16, 06:59 PM Go to last post
  9. Sticky Thread Sticky: Northstar intake manifold swap question - 2000 redesign ?

    Started by 98eldo32v, 04-19-10 09:07 PM
    • Replies: 7
    • Views: 3,923
    06-27-15, 04:17 PM 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: 6,429
    04-11-14, 11:50 AM Go to last post
    • Replies: 14
    • Views: 33,350
    02-16-13, 11:45 AM Go to last post
  11. 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: 59,211
    05-06-12, 09:21 PM Go to last post
  12. Sticky Thread Sticky: Northstar Ring Cleaning Procedure and proper oil level - TSB

    Started by Ranger, 04-22-10 04:29 PM
    • Replies: 1
    • Views: 15,718
    03-12-12, 04:42 PM Go to last post
  13. Sticky Thread Sticky: Temperature Gauge Dampening

    Started by Ranger, 07-28-10 10:23 PM
    • Replies: 0
    • Views: 7,340
    07-28-10, 10:23 PM Go to last post
  14. Sticky Thread Sticky: Acronyms

    Started by Ranger, 07-20-10 11:21 AM
    • Replies: 0
    • Views: 6,669
    07-20-10, 11:21 AM Go to last post
  15. Sticky Thread Sticky: How To Pull Codes (DTC's)

    Started by mcowden, 10-02-05 12:57 PM
    • Replies: 0
    • Views: 52,376
    10-02-05, 12:57 PM Go to last post
  1. Olds LX5 Shortstar head gasket issues?

    Started by LsGsSTS, 03-25-19 03:31 PM
    • Replies: 2
    • Views: 58
    03-25-19, 08:42 PM Go to last post
  2. Stubborn Water Pump Removal

    Started by jsw5620, 01-01-09 05:40 PM
    • Replies: 9
    • Views: 3,905
    03-22-19, 10:12 AM Go to last post
  3. Secondary "marks" of repaired heads...

    Started by misu, 03-19-19 10:54 AM
    • Replies: 3
    • Views: 83
    03-19-19, 11:55 AM Go to last post
  4. Moved (you will be redirected): 92 Deville runs rough. See pics

    Started by dtnel78, 03-13-19 08:37 PM
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  5. Northstar rebuild - essentials

    Started by DrGawn, 02-03-19 01:46 AM
    • Replies: 12
    • Views: 284
    03-09-19, 12:48 AM Go to last post
  6. 2005 Deville Engine Noise Grey Oil

    Started by Ginricky, 03-06-19 10:16 AM
    • Replies: 7
    • Views: 111
    03-06-19, 05:44 PM Go to last post
    • Replies: 17
    • Views: 1,335
    02-27-19, 01:04 PM Go to last post
  7. 07 DTS Mounts repalcement

    Started by postman2000, 01-30-19 01:19 PM
    • Replies: 2
    • Views: 109
    01-30-19, 07:42 PM Go to last post
  8. WOT done, water pumps, engine cleaning, detailing

    Started by ELDORADO2K, 12-29-18 12:24 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 503
    01-10-19, 11:04 AM Go to last post
  9. Cylinder diagram for 2009 STS 4.6 L motor

    Started by tmterry1, 01-09-19 02:30 PM
    • Replies: 2
    • Views: 101
    01-09-19, 05:14 PM Go to last post
  10. Why are the ignition coils different colors?

    Started by Avaya, 12-17-18 10:38 PM
    • Replies: 3
    • Views: 196
    12-18-18, 10:55 AM Go to last post
  11. WOT - is this the ONLY way to remove carbon buildup?

    Started by detroit99sts, 12-13-05 11:54 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 18,895
    12-16-18, 02:57 PM Go to last post
  12. Northstar old problems fixed?

    Started by sixbangr, 10-30-10 11:56 AM
    2 Pages
    1 2
    • Replies: 26
    • Views: 40,901
    12-08-18, 09:23 PM Go to last post
    • Replies: 2
    • Views: 213
    11-28-18, 09:54 AM Go to last post
    • Replies: 5
    • Views: 310
    11-23-18, 12:20 PM Go to last post
    • Replies: 10
    • Views: 452
    11-16-18, 04:50 PM Go to last post
    • Replies: 10
    • Views: 307
    11-11-18, 11:08 AM Go to last post
  13. torque converter noise cadillac from france

    Started by Fm450, 11-01-18 06:57 AM
    • Replies: 2
    • Views: 331
    11-01-18, 09:10 AM Go to last post
  14. 1997 Deville Possible topend, maybe full rebuild!

    Started by Pht, 04-28-16 06:41 PM
    4 Pages
    1 2 3 4
    • Replies: 53
    • Views: 4,449
    Pht
    10-30-18, 10:58 PM Go to last post
    • Replies: 7
    • Views: 411
    10-11-18, 11:35 AM Go to last post
  15. 99 Deville sudden severe oil leak

    Started by Johnnbuddy4, 10-07-18 01:51 PM
    • Replies: 10
    • Views: 237
    10-09-18, 11:41 AM Go to last post
  16. water pump removal

    Started by Harry Yarnell, 10-02-18 06:31 AM
    • Replies: 1
    • Views: 279
    10-02-18, 08:41 AM Go to last post
  17. 2009 STS rough start when cold

    Started by jpratt, 09-28-18 04:42 PM
    • Replies: 2
    • Views: 221
    10-01-18, 07:53 PM Go to last post
  18. 2003 STS oil level sensor

    Started by Mybaby2003$, 09-27-18 03:16 PM
    • Replies: 4
    • Views: 179
    09-27-18, 05:53 PM Go to last post
  19. Question Is adding too much oil bad?

    Started by jam224, 03-14-04 03:23 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,221
    09-26-18, 06:46 PM Go to last post

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