HT4100 4.1, 4.5, 4.9 - Page 158
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Threads 3926 to 3950 of 4026
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: Safety Safety Safety !

    Started by Stoneage_Caddy‎, 06-11-04 06:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 14,603
    12-15-13, 10:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 12:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 97,839
    02-24-11, 01:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 01:50 AM
    • Replies: 0
    • Views: 45,243
    09-20-04, 01:50 AM Go to last post
  1. HT4100 strange coolant problem

    Started by OldCaddy‎, 12-09-03 08:29 PM
    • Replies: 7
    • Views: 2,653
    01-05-04, 01:52 AM Go to last post
  2. Low Oil Pressure - 84 Eldo

    Started by orange110‎, 01-03-04 10:53 AM
    • Replies: 1
    • Views: 720
    01-03-04, 12:02 PM Go to last post
  3. didn't pass emissions???

    Started by 91sdeville‎, 12-31-03 10:06 AM
    • Replies: 1
    • Views: 829
    12-31-03, 02:17 PM Go to last post
  4. Question 4.9L Injectors

    Started by HippieD9‎, 12-18-03 03:17 PM
    • Replies: 9
    • Views: 1,398
    100
    12-30-03, 05:17 PM Go to last post
  5. Low oil pressure light when breaking

    Started by 84ELDO‎, 11-25-03 02:53 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,618
    12-30-03, 01:27 PM Go to last post
  6. My '87 Deville is not running good when warm

    Started by Duntov‎, 12-28-03 03:41 PM
    • Replies: 2
    • Views: 1,079
    12-29-03, 10:13 PM Go to last post
  7. Can I use any coolant in my 4.9?

    Started by RAMAIR57‎, 12-12-03 11:36 PM
    • Replies: 8
    • Views: 1,429
    12-29-03, 08:30 PM Go to last post
  8. Oxygen Sensors - 1993 4.9

    Started by orange110‎, 12-27-03 01:08 PM
    • Replies: 6
    • Views: 1,049
    12-29-03, 01:27 AM Go to last post
  9. Best way to use GM top end cleaner in the 4.9?

    Started by RAMAIR57‎, 12-22-03 12:25 PM
    • Replies: 1
    • Views: 1,823
    12-25-03, 07:03 PM Go to last post
  10. 4.5L V8 engine block leaking?

    Started by sandown01‎, 12-22-03 11:48 PM
    • Replies: 6
    • Views: 3,180
    12-23-03, 08:31 PM Go to last post
  11. 94 4.9L S-belt idlers blown - help!!

    Started by pink panther‎, 12-22-03 11:03 AM
    • Replies: 0
    • Views: 793
    12-22-03, 11:03 AM Go to last post
  12. Tune up - do I have a distributor cap and rotor?

    Started by RAMAIR57‎, 12-16-03 11:12 PM
    • Replies: 1
    • Views: 2,453
    12-17-03, 12:12 AM Go to last post
    • Replies: 2
    • Views: 2,575
    12-15-03, 11:23 PM Go to last post
  13. Question NO Heat - Deville '87

    Started by native‎, 12-12-03 01:25 PM
    • Replies: 6
    • Views: 1,154
    12-14-03, 01:54 AM Go to last post
  14. such a....BAD vibration..

    Started by 91sdeville‎, 12-13-03 11:50 PM
    • Replies: 0
    • Views: 669
    12-13-03, 11:50 PM Go to last post
  15. Angry 1995 Deville... ONLY 28K miles.... HELP

    Started by dc-in-md‎, 12-12-03 10:40 PM
    • Replies: 2
    • Views: 869
    12-13-03, 10:26 AM Go to last post
  16. What can I do to make my 4.9 run like new??

    Started by RAMAIR57‎, 12-11-03 01:42 AM
    • Replies: 4
    • Views: 1,480
    12-12-03, 04:46 PM Go to last post
  17. Diesel engine smell on a 90 Deville

    Started by 90devilleguy‎, 12-10-03 01:43 AM
    • Replies: 0
    • Views: 824
    12-10-03, 01:43 AM Go to last post
  18. Egr!!!

    Started by HollywoodHicks1‎, 12-08-03 11:03 AM
    • Replies: 1
    • Views: 999
    12-08-03, 11:32 AM Go to last post
  19. PC interface for 1994 ???

    Started by dannyga‎, 11-25-03 11:02 AM
    • Replies: 4
    • Views: 1,105
    100
    12-07-03, 05:36 PM Go to last post
  20. Replacing HT4100 FWD

    Started by 84ELDO‎, 12-04-03 09:19 PM
    • Replies: 2
    • Views: 1,547
    12-05-03, 04:33 PM Go to last post
  21. Hmmmm

    Started by Night Wolf‎, 12-02-03 09:59 AM
    • Replies: 5
    • Views: 875
    12-04-03, 10:15 PM Go to last post
  22. EGR Pipe Leak

    Started by carnut‎, 11-20-03 01:55 AM
    • Replies: 4
    • Views: 1,279
    12-03-03, 11:56 PM Go to last post
  23. wheres the fuel pump on my 87..?

    Started by Bobby C 01TA‎, 12-01-03 09:35 AM
    • Replies: 2
    • Views: 895
    12-01-03, 06:33 PM Go to last post
  24. Allante Intakes

    Started by HippieD9‎, 11-28-03 11:54 PM
    • Replies: 2
    • Views: 650
    11-29-03, 07:54 PM Go to last post

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