: HT4100 4.1, 4.5, 4.9



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  1. Please Help!!!
  2. Well, it cranked but...
  3. 4.9 heads on a 4.5
  4. 1990 fleetwood 4.5 fuel filter and thermostat location????
  5. 4.1 V6 and 4.1 V8
  6. Does the bars leak that comes in the gray bottle do the same thing as the tablets?
  7. 93 SDV trans question
  8. can anyone shine some light on me
  9. What's wrong with my 4100?
  10. What are some tricks to make the 4100 last a long time?
  11. hurt caddy
  12. torque specs for belt tensioner pulley
  13. Need trouble codes for '83 HT-4100 Eldo
  14. 93 loud knocking within engine, while in park
  15. ht4100
  16. I bought my muffler
  17. Valve belts?
  18. gas leak
  19. Just got 3 codes, need some help!
  20. Needing help with a few things....
  21. How can I reset codes on '83 Eldo
  22. 4.9 motor buildup pics...
  23. oil light flickers at idle
  24. 83 coupe deville 4100???
  25. 1987 Fleetwood problems, maybe you guys know or been through it?
  26. how do i...
  27. Cracked Manifold
  28. Bad mpg and very throaty problem
  29. Weird ~ I like the 87 4100 growl
  30. How to check codes for A/C unit?
  31. 3 fan fault message in my 88 seville help?
  32. Fuel injector service
  33. starting
  34. flywheel to torque converter bolts
  35. Harmonic balancer 83 Fwd In-Line 4.1
  36. 4100 with 92K
  37. Newbie needs tranny and code help
  38. Deville still will not start...
  39. knocking solved
  40. Almost ready to pull the ht4100
  41. no fuel
  42. Safety Safety Safety !
  43. A Little Different No Start Problem
  44. 95 Deville Wont Start...Boo
  45. 4.9 being weird help!!!
  46. A/C help?????
  47. E67 error, any ideas?
  48. Water in door!
  49. Air Conditioning
  50. A/C Question for '92 STS
  51. ITS DONE....I finally have a smooth QUIET Cadillac
  52. ht4100 mounting to engine stand bolt size?
  53. '94 4.9 won't start!
  54. 1988 Alante will not run
  55. Swap Question 4100 (electronics)
  56. Let me tell you, water pump replacement is a pain in the @$$.
  57. 4T60E slipping
  58. Proper Engine Break In Reman 4.1
  59. Cadillac Coral?
  60. 4.1 Biarritz hesitation and stalling - long with lots of info!
  61. Marked surge at light throttle
  62. 4.1 Saddened
  63. 95 deville 4.9 miss at idle
  64. newbie
  65. Repeated O2 Sensor Problem 91 4.9l
  66. Bars Golden Seal Powder Stop Leak And Other Stuff (Deals?)
  67. Need second opinion 4.1 swap to northstar
  68. gonna replace the 4100 on 83 cadillac deville would it be possible to put a chevy 350
  69. Is my 4.9 on the way out?
  70. Installing Reman Ht 4.1 Oil And Coolant Suggestions
  71. What should I do if I put too much bars leak in?
  72. E-030 + Poor Mileage + Bouncing High Idle At Startup
  73. Transmission Looseing fluid , 1 qt per minute
  74. OMG..Maybe it is the water pump. THIS IS ANNOYING.
  75. can the 4.5 handle and 50-75 shot of nitrous
  76. tps................. help!
  77. Took off the belt and its not the waterpump making noise..need help
  78. EGR Malfunction -- Please Help
  79. Waterpump Replacement
  80. Muffler pictures
  81. Throttle position sensor question
  82. advancing the timing question
  83. Vibrating noise around throttle body
  84. 4.9 spark knock
  85. Muffler
  86. Changed coolant without pellets; what to do??
  87. injectors
  88. 94 sedan deville serpentine belt
  89. How hard to replace radiator out of 92 Deville?
  90. Crack in exhaust manifold
  91. Help Plz
  92. Re:Eldo 403FI swap w/MEGASQUIRT ?
  93. Turns out I have a bad water pump.
  94. replacing 4.1 with chevy 5.0
  95. 4.9 leaking oil?
  96. gaskets, paint, parts cleaner
  97. ht 4100 4.1 swap to a 4.9
  98. Questions About Eldorado Country site/info ---403FI swap
  99. 87 DeVille 36k ori. miles
  100. Codes are back!
  101. HP gains from no cat?
  102. 91 deville oxygen sensor(s) location
  103. 1988 deville fuel pump harness question
  104. 1990 SDV tranny- Please help
  105. 88 eldo Special fuel line tool?
  106. Car make caveman brain hurt
  107. Need help with front main bearing!
  108. Surging/cutting out? 1991 Deville 4.9
  109. Gasket to Oil line connector in Radiator.
  110. OH-NO!! The dreaded 4.1 "knocking".
  111. Bbob - Don't flush trans
  112. 94 deville , distrib will be turned the wrong way soon
  113. 93 Caddy seville 4.9
  114. Octane booster/ fuel saver
  115. Rough running (4.1) and ditrib question
  116. engine almost plucked
  117. Replacing Water Pump Too Often
  118. Like illumina said "or that pesky gm module"
  119. to chip or not to chip???
  120. Rebuilding my '88 THM440-T4 ie 4t60
  121. exhaust sound when it rains
  122. Slight Problem, need help
  123. Timming a '85 RWD 4.1...
  124. My mechanic recommended not using bars leak sealant?
  125. quiet, thoaty exhaust
  126. Do you have to set timing after change distributor and cap?
  127. procharger supercharger?
  128. Oil Adapter Hose Fittings
  129. Car won't start; noticed no spark at plug
  130. 90devilleguy, a question about your Muffler!
  131. smog pump replacement 4.5
  132. 83 Eldo Touring 4.1 Engine HELP
  133. 4.9L seville stall/restart problem
  134. Hot starting idling
  135. 4.9 family no hot start issue fix
  136. New to Forum seeking Info in 83 Eldo 4.1 swap and trans
  137. 1990 Cadillac Fleetwood 4.5 FWD
  138. Car cuts Off
  139. another issue (gas guzzler)
  140. part II to my car starting mystery
  141. Trouble codes
  142. car cut off and didn't start until the next day
  143. 1988 Cad SDV motor mounts
  144. 92 STS Engine Stall at low speed...HELP !
  145. Hey aguthmiller I have a few questions
  146. Water in the Oil ... How can it get there?
  147. Will new distributor cap and rotor make car run better?
  148. 94 Deville 4.9 Part Throttle Ping
  149. 92 4.9L Engine Reassembly - my heads are off and engine is in car.
  150. water in oil - Broke down on trip in Coffee Springs Alabama
  151. stuttering problem at idle
  152. 4.5 for 4.1 swap
  153. Got myself an 82 Coupe Deville, having some probs..
  154. 90 sedan deville right blinker acting up
  155. Will top end cleaning be good or bad for an engine with 130K on it??
  156. ALDL location
  157. Best swap for 4.1?
  158. What should I expect for my 0-60
  159. Fuel Pump circuit problem 84 Brougham
  160. 1984 Sedan DeVille over 200,000 miles?
  161. 90 Seville, Code E041
  162. **TH440 - 4.5 FWD - Trans **
  163. 89 4.5 deville overheated
  164. Flowmaster Muffler Installation Pics
  165. 4T60E Leak , ENOUGH IS ENOUGH !!
  166. 90 deville 4.5 125k doggin on freeway
  167. Aftermarket for 4.9?
  168. 4.1 Driveability Problem
  169. Code 44 on '85 Fleetwood Brougham
  170. What's Wrong with My Cadillac?
  171. 4.1/4.5 pros and cons?
  172. Oil leak from under car!
  173. Still having 4.9 idle down problems
  174. 4.9 Vs Northstar
  175. 4.9 emergency..broke something
  176. How hard is it to change the distributor cap and rotor on the 4.9??
  177. HT 4100 Diagnostic Codes
  178. 1989 Eldo help
  179. 4.1 engine timing!! Help...
  180. Engine Swap thoughts!
  181. '85 Fleetwood Brougham 4100
  182. AC won't blow!!!!
  183. Best Oil For HT 4100
  184. how do i enter set timing mode
  185. how to disable traction control on 92 deville?
  186. Muscle car pancake air filter
  187. 4T60 Transaxle or 4T60E what's the diff.
  188. How do I clean the throttle body?
  189. help...change oil soon light on
  190. HT 4100 Engine is it that bad
  191. Tune Ups
  192. Is it hard to find the4 pin plug on tranny?
  193. Woe Is Me!
  194. exhaust venting in cabin
  195. Help with timing advance....
  196. Need Help from Bangkok, Thailand
  197. Quick Timing Question
  198. Voltage out of range(E16), BBOB??
  199. 4.9 muffler for sound
  200. Transmission Fliud Change
  201. More for the Premium 93 vs 89 Debate
  202. Help for83 Fleetwwod
  203. Radiator cooling fan
  204. 4.5 Heads
  205. engine timing in 92 Eldorado
  206. Serious surging.
  207. experiment...MPG...ACTUAL vs. COMPUTER
  208. Service Engine Light Comming on.
  209. Improving Handling
  210. 4.9 cadillac external upgrades
  211. 4.9 deville boring sleeves
  212. So much for putting off the waterpump job
  213. '92 Seville 4.9 questions
  214. 92 ETC:Type of Power Steering Fluid?
  215. 95 Deville No Spark
  216. my cars exhaust sound from inside the car
  217. service sss
  218. lever on seat? 83 eldo
  219. '89 Deville valve cover gasket replacement
  220. car sounds like a lawnmower!!!!
  221. 1992 4.9 with code E46
  222. Where to buy Trans Pan Gasket and Trans Filter w/Gasket
  223. Computer Chip--Shift Kit--Or B&M Shift Plus??
  224. catalytic converter
  225. power steering
  226. 4100 up keep.
  227. z max
  228. transmission modulator
  229. Engine Metal Temperature Switch
  230. F85 error?
  231. Flow Charts?????????????
  232. 90 backfires
  233. Silver and Red V8 PFI engine paint chipping.
  234. 85 fleet fwd trans modulator location?
  235. 1984 , 1985 eldo convertible
  236. Error code 27
  237. 4.1 to 4.9 swap
  238. Searched codes for the first time and I need help.
  239. error E46 where to start?
  240. 1992 Eldorado 4.9l A/C Help...
  241. Error code E31 (93 Deville 4.9L)
  242. 4.9 air filter question...
  243. please help
  244. 88 4.5 Coupe Deville
  245. Rough Idle, stalls and hesitations, but...
  246. Need Help with BarsLeak and Radiator drain!
  247. '92 4.9 operating temp
  248. Engine etc.
  249. Distributor Cap
  250. Car is running rich