HT4100 4.1, 4.5, 4.9
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Threads 1 to 25 of 3990
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: 13,681
    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: 91,792
    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: 42,178
    09-20-04, 01:50 AM Go to last post
  1. 1990 DeVille, 4.5l engine issues

    Started by caddynewby‎, 05-09-13 02:19 PM
    • Replies: 2
    • Views: 688
    09-28-14, 10:34 AM Go to last post
    • Replies: 6
    • Views: 178
    09-26-14, 04:38 PM Go to last post
  2. 82 Seville not idiling or running correctly

    Started by DPD‎, 09-23-14 07:52 PM
    • Replies: 13
    • Views: 165
    09-25-14, 09:34 AM Go to last post
  3. 1995 Deville - FPR replacement tips ?

    Started by rayjuswa‎, 09-19-14 09:01 PM
    • Replies: 5
    • Views: 223
    09-23-14, 03:22 PM Go to last post
    • Replies: 9
    • Views: 189
    09-22-14, 11:17 AM Go to last post
    • Replies: 1
    • Views: 139
    09-21-14, 08:44 PM Go to last post
  4. distributor question

    Started by quins90lac‎, 10-06-11 02:41 AM
    • Replies: 8
    • Views: 1,089
    09-21-14, 08:07 PM Go to last post
  5. 1984 Cadillac fleetwood brougham.

    Started by JTex817‎, 09-15-14 11:08 PM
    • Replies: 2
    • Views: 174
    09-20-14, 10:48 AM Go to last post
  6. HT4100 pre-purchase help......

    Started by squashman‎, 09-19-14 05:29 PM
    • Replies: 1
    • Views: 142
    09-20-14, 10:34 AM Go to last post
  7. Wink 1986 Eldorado 4.1 v8 (fwd) Water pump Removal

    Started by skane1‎, 09-13-14 03:45 PM
    • Replies: 0
    • Views: 169
    09-13-14, 03:45 PM Go to last post
    • Replies: 0
    • Views: 168
    09-08-14, 02:26 AM Go to last post
  8. pinging problems 1994 Deville 4.9

    Started by funkydunky‎, 09-03-14 12:20 PM
    • Replies: 4
    • Views: 178
    09-05-14, 12:41 AM Go to last post
    • Replies: 0
    • Views: 84
    09-03-14, 04:06 PM Go to last post
  9. Replace head gaskets or not? HT4100

    Started by FREDFLYPOGGER‎, 08-24-14 06:33 PM
    • Replies: 5
    • Views: 333
    08-31-14, 09:12 AM Go to last post
    • Replies: 2
    • Views: 245
    08-28-14, 12:22 PM Go to last post
  10. 93 Sedan 4.9 F32, archives no help

    Started by Danowiller‎, 04-14-05 01:39 PM
    • Replies: 4
    • Views: 602
    08-27-14, 05:29 PM Go to last post
  11. Installing a Cadillac 4.9 in a 1985 Eldorado.

    Started by eaglebus40‎, 08-07-14 01:13 PM
    • Replies: 1
    • Views: 272
    08-20-14, 07:49 PM Go to last post
    • Replies: 4
    • Views: 236
    08-18-14, 08:38 PM Go to last post
    • Replies: 2
    • Views: 202
    08-16-14, 03:27 AM Go to last post
  12. 1985 4100 hard starting

    Started by Superboi71‎, 08-06-14 09:28 AM
    • Replies: 1
    • Views: 322
    08-09-14, 10:19 PM Go to last post
    • Replies: 6
    • Views: 578
    08-09-14, 04:43 PM Go to last post
  13. First time Cadillac owner - bad 4.1 engine

    Started by 4100engineswap‎, 04-29-14 08:47 AM
    • Replies: 3
    • Views: 637
    08-06-14, 09:09 AM Go to last post
  14. HT 4100 Camshaft break-in!

    Started by nizki1981‎, 07-23-14 01:48 AM
    • Replies: 2
    • Views: 300
    08-04-14, 02:50 PM Go to last post
  15. Cool 92 deville alternator

    Started by e2005z‎, 08-02-14 11:35 AM
    • Replies: 1
    • Views: 162
    08-02-14, 01:14 PM Go to last post
    • Replies: 9
    • Views: 583
    08-02-14, 11:17 AM Go to last post

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