HT4100 4.1, 4.5, 4.9 - Page 31
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Threads 751 to 775 of 4047
HT4100 4.1, 4.5, 4.9 in Cadillac forums : Cadillac Owners Forum, This forum is to discuss the newer aluminum block Cadillac engines.
  1. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 01:50 AM
    • Replies: 0
    • Views: 48,262
    09-20-04, 01:50 AM Go to last post
  1. Exclamation PO48 Current/ EGR Fault

    Started by MrSeville4.9‎, 09-19-08 07:20 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 7,039
    09-04-09, 12:32 AM Go to last post
  2. 84 Eldorado Transmission Problems

    Started by dontra13‎, 08-27-09 09:04 PM
    • Replies: 1
    • Views: 2,332
    09-03-09, 05:14 PM Go to last post
  3. Have you used sea foam?

    Started by MrDobin‎, 09-02-09 12:41 PM
    • Replies: 7
    • Views: 1,279
    09-03-09, 05:00 PM Go to last post
  4. Coolant.

    Started by MrDobin‎, 08-28-09 09:44 PM
    • Replies: 8
    • Views: 682
    09-02-09, 10:18 PM Go to last post
  5. Hi. I need lots of help concerning the 4.9L. Thanks.

    Started by STSOnly‎, 07-02-04 04:24 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 7,800
    08-31-09, 12:13 PM Go to last post
  6. here we go again, A/C

    Started by wiskerbizkit‎, 08-25-09 10:19 PM
    • Replies: 2
    • Views: 349
    08-27-09, 10:35 AM Go to last post
  7. help

    Started by V-Eight‎, 08-24-09 03:54 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 803
    08-27-09, 08:50 AM Go to last post
  8. 4100 vacuum diagram

    Started by BRICKS‎, 07-26-09 09:00 PM
    • Replies: 4
    • Views: 4,414
    08-25-09, 05:02 AM Go to last post
  9. Severe Coolant Leak 4.9

    Started by Big John‎, 08-16-09 11:17 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,686
    08-24-09, 01:00 PM Go to last post
  10. fuel meter cover gasket...

    Started by BRICKS‎, 08-22-09 11:55 AM
    • Replies: 0
    • Views: 420
    08-22-09, 11:55 AM Go to last post
  11. Cool Makes no sense...

    Started by MrDobin‎, 08-18-09 11:03 PM
    • Replies: 7
    • Views: 583
    08-20-09, 10:24 AM Go to last post
  12. peformance chips

    Started by mikeman711‎, 08-15-09 10:14 PM
    • Replies: 6
    • Views: 532
    08-18-09, 08:57 PM Go to last post
  13. Missing Antifreeze

    Started by tru504187211‎, 08-16-09 12:01 PM
    • Replies: 6
    • Views: 1,367
    08-18-09, 12:48 AM Go to last post
    • Replies: 0
    • Views: 979
    08-15-09, 01:33 PM Go to last post
  14. won't idle

    Started by jumbo48‎, 08-13-09 09:33 PM
    • Replies: 1
    • Views: 326
    HUF
    08-13-09, 11:20 PM Go to last post
  15. New code?

    Started by creeker‎, 08-12-09 04:14 PM
    • Replies: 7
    • Views: 419
    08-12-09, 10:51 PM Go to last post
  16. e.g.r. valve

    Started by creeker‎, 08-08-09 12:09 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,186
    08-12-09, 05:28 PM Go to last post
  17. 94 Deville Help!!

    Started by surge55‎, 08-06-09 01:29 PM
    • Replies: 10
    • Views: 1,369
    08-12-09, 04:00 PM Go to last post
  18. voltage regulator...?

    Started by leek‎, 08-12-09 02:18 AM
    • Replies: 4
    • Views: 1,505
    08-12-09, 03:54 PM Go to last post
  19. Caddy V-8 history

    Started by steelybill‎, 08-12-09 07:52 AM
    • Replies: 0
    • Views: 502
    08-12-09, 07:52 AM Go to last post
  20. sudden engine probs

    Started by ehall‎, 07-19-09 03:35 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,379
    08-11-09, 07:01 PM Go to last post
  21. Emission test failed

    Started by Ruud‎, 08-04-09 04:48 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 4,205
    08-10-09, 07:29 PM Go to last post
  22. 4.5 running rough at start -- tune up????

    Started by caddymark‎, 08-09-09 05:21 PM
    • Replies: 5
    • Views: 878
    08-10-09, 04:31 PM Go to last post
  23. 4.1 belt tensioner

    Started by steelybill‎, 07-25-09 11:27 PM
    • Replies: 7
    • Views: 1,033
    08-09-09, 08:35 PM Go to last post
  24. 4.9 throttle body description

    Started by creeker‎, 08-04-09 11:14 PM
    • Replies: 5
    • Views: 676
    08-09-09, 11:39 AM Go to last post

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