HT4100 4.1, 4.5, 4.9 - Page 49
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Threads 1201 to 1225 of 4007
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 07:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 13,935
    12-15-13, 11:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 01:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 93,679
    02-24-11, 02:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 02:50 AM
    • Replies: 0
    • Views: 43,156
    09-20-04, 02:50 AM Go to last post
  1. 4.1 Spark Plug Wires Problem Solved (Maybe)

    Started by PeteC‎, 05-03-08 10:06 AM
    • Replies: 6
    • Views: 1,194
    05-07-08, 09:20 PM Go to last post
  2. where are the major grounding straps?

    Started by ehall‎, 05-02-08 12:29 PM
    • Replies: 4
    • Views: 922
    05-07-08, 01:31 PM Go to last post
  3. Your advice on the HT 4100 needed/appreciated

    Started by caddymark‎, 05-04-08 02:04 PM
    • Replies: 7
    • Views: 811
    05-06-08, 03:06 AM Go to last post
  4. Pain at the pump and the inspectors

    Started by johnplara‎, 05-05-08 12:52 PM
    • Replies: 2
    • Views: 571
    05-06-08, 03:00 AM Go to last post
  5. 1991 Seville 4.9L Engine Stumble (TECH PLEASE)

    Started by cjhudson87‎, 04-23-08 02:00 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 5,206
    05-04-08, 12:02 PM Go to last post
  6. Question 4.9 has irratic idle can you help

    Started by Wolfpath2004‎, 04-24-08 08:57 PM
    • Replies: 5
    • Views: 831
    05-04-08, 10:11 AM Go to last post
  7. high output alternator

    Started by still_walkin‎, 05-03-08 06:52 PM
    • Replies: 1
    • Views: 546
    05-03-08, 10:04 PM Go to last post
  8. radiator 1983 Eldorado refurb?

    Started by nycnftm‎, 04-20-08 10:29 PM
    • Replies: 10
    • Views: 946
    05-03-08, 04:47 PM Go to last post
  9. where is this supposed to connect

    Started by ehall‎, 04-24-08 11:11 AM
    • Replies: 3
    • Views: 1,047
    05-02-08, 12:07 PM Go to last post
  10. replacement fuel injectors

    Started by ehall‎, 12-12-07 11:32 AM
    • Replies: 4
    • Views: 701
    05-01-08, 08:36 PM Go to last post
  11. 91 Deville Distributor Coil wiring diagram

    Started by Morgan‎, 04-26-08 04:02 PM
    • Replies: 1
    • Views: 2,507
    05-01-08, 01:08 PM Go to last post
  12. Cool I Have Codes... Can anyone interpret?

    Started by MrSeville4.9‎, 05-01-08 07:44 AM
    • Replies: 0
    • Views: 726
    05-01-08, 07:44 AM Go to last post
  13. Flowmaster Exhaust for a 4.9 Deville

    Started by 88devillecustom‎, 01-01-08 08:59 PM
    • Replies: 9
    • Views: 3,138
    04-25-08, 10:22 PM Go to last post
  14. New throttle position sensor?

    Started by Chicano-Mexicano‎, 04-22-08 06:21 AM
    • Replies: 7
    • Views: 1,878
    04-25-08, 03:46 PM Go to last post
  15. 93 Started, now can't keep belt on

    Started by 93cADi‎, 04-16-08 10:30 AM
    • Replies: 10
    • Views: 556
    04-24-08, 03:26 PM Go to last post
  16. 4.9 ticking when cold

    Started by designengineer‎, 04-19-08 11:18 PM
    • Replies: 10
    • Views: 749
    04-23-08, 04:44 PM Go to last post
  17. 93 Won't Start

    Started by 93cADi‎, 04-07-08 04:16 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 1,645
    04-23-08, 04:05 PM Go to last post
    • Replies: 0
    • Views: 548
    04-23-08, 03:10 AM Go to last post
  18. engine pinging???

    Started by SRTATEU‎, 04-16-08 12:46 AM
    • Replies: 8
    • Views: 763
    04-21-08, 09:38 PM Go to last post
  19. New Transmission Fluid and Filter

    Started by rootercycles‎, 04-21-08 12:15 PM
    • Replies: 0
    • Views: 581
    04-21-08, 12:15 PM Go to last post
  20. engine pinging off the line?

    Started by SRTATEU‎, 04-20-08 11:39 PM
    • Replies: 1
    • Views: 530
    HUF
    04-21-08, 01:49 AM Go to last post
  21. Got new plugs/wires installed on 4.9 today.

    Started by pompste‎, 04-04-08 11:55 PM
    • Replies: 14
    • Views: 857
    04-18-08, 12:46 PM Go to last post
  22. 4.9 engine

    Started by NellMac4621‎, 03-13-08 02:21 AM
    • Replies: 7
    • Views: 1,206
    04-17-08, 02:50 PM Go to last post
  23. Unhappy Stop Engine - Oil Light on 1988 4.5L V8

    Started by JohnMC‎, 04-16-08 01:09 PM
    • Replies: 5
    • Views: 1,222
    04-17-08, 01:59 AM Go to last post
  24. think these are the same parts?

    Started by ehall‎, 04-14-08 06:29 PM
    • Replies: 2
    • Views: 375
    04-16-08, 05:47 PM Go to last post

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