: HT4100 4.1, 4.5, 4.9



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  1. Tranny shifting points
  2. 4.1 PCV breather hose
  3. ROTELLA T 15W-40 tell me i did the right thing
  4. fuel meter body gasket 85 eldo 4.11
  5. anyone in need of engine parts for 4.1/ 4.5/ 4.9 L engine ?? I have a lot
  6. Map Sensor
  7. Compatible oil pan for 92 Deville
  8. 440-T4 > 4T6X-E conversion
  9. question about diagnostics mode - 85 eldo
  10. timing gear. 85 eldo
  11. oil pump qustions - 85 ht4100 eldo
  12. full tune - up / now running a bit wierd 85 eldo
  13. accel supercoil on 85 4.1
  14. quick question 85 4.1
  15. EGR SOLENOID 85 Seville
  16. Please don't tell me my injectors are failing...
  17. EGR Valve. 'P' or 'N' type ?
  18. 85 eldo upcoming purchase questions
  19. 4.9 engine oil pump needed
  20. Timing advance car nut
  21. 1984 Seville 4.1 - need head bolt set
  22. 4.9 Hall effects switch change... turns into new distributor
  23. Can not get 1987 4.1 to run correct or is it even possible without the computer
  24. Mid 80's edorado... Do or dont???
  25. Timing marks for 4.1 1984 engine
  26. 4.1 Oscillating/Hunting idle , any suggestions besides...
  27. Ht4100 Supplement Pellets nowadays ?
  28. 85 Eldorado 4.1
  29. 1991 Seville 4.9 - Idles fine, dies immediately after giving it gas
  30. What year and model is this engine from?
  31. 1985 Eldorado Touring coupe, NO FUEL SITUATION
  32. 82 Seville not idiling or running correctly
  33. 1985 eldorado touring coupe distributor/top dead center help.
  34. 1995 Deville - FPR replacement tips ?
  35. HT4100 pre-purchase help......
  36. 1985 ELDORADO HT4100 ,ANY IDEA Where this connector goes?
  37. 1984 Cadillac fleetwood brougham.
  38. 1986 Eldorado 4.1 v8 (fwd) Water pump Removal
  39. HT4100 to 350 swap. Need sound advice. Please!!!!
  40. Vacuum hose sizes/locations for a '94 deville 4.9?
  41. pinging problems 1994 Deville 4.9
  42. Replace head gaskets or not? HT4100
  43. 1985 Eldorado running rough at sustained high speeds
  44. 1985 eldorado 4100 intake manifold gaskets install
  45. Need help! Having starting problems with my 84 Coupe DeVille
  46. Installing a Cadillac 4.9 in a 1985 Eldorado.
  47. 1985 4100 hard starting
  48. 92 deville alternator
  49. HT 4100 Camshaft break-in!
  50. 84 coupe deville 4.1 rwd
  51. 4.5 "main brg thump"
  52. HT 4100 Rocker arm support train
  53. Capped hose from vapor canister? 95 4.9 Deville
  54. swap 1987 4.1 to 4.5
  55. anyone need new pistons?
  56. Crap...sludge under oil filler cap...
  57. Timing Issue
  58. 1986 Cadillac Fleetwood 75 Ht4100 Running Very Rough
  59. First time Cadillac owner - bad 4.1 engine
  60. P048 code - detonation at load 95 deville 4.9
  61. Oil light coming on at idle...
  62. Idle Control
  63. Allante intake
  64. HT4100 82 Seville engine replacement options
  65. Need help trouble shooting my 92 deville. Alternator/MAP sensor/exhaust gas recirc.
  66. Service A/c Light 4.9 '93 Sedan...
  67. 84 Seville headgasket or?
  68. 4100 HT rocker arm bridge
  69. 88 4.5 has no power and wants to die.
  70. FPR and Injectors 4.9
  71. HT4100 Intake Gasket Question
  72. Coolant guage sensor location help
  73. gear selector fault
  74. At what temp should the radiator fan come on?
  75. 91' Deville, 78k miles, running/accelerating rough, Need some help! No codes
  76. Repairing a blower motor power module
  77. 1984 Eldorado code 15 won't start
  78. I have a code 27 on an 84 SDV
  79. No vacuum to EGR valve ... 4.9 engine
  80. EGR System photos 83 4.1
  81. Accessing Spark Plugs on HT4100 - 1984 Cadillac Coupe DeVille
  82. 1992 eldorado 4.9 no start.
  83. 4.1 liter HT-4100
  84. Headbolts
  85. compression test on 1990 4.5L ? constant misfire, idling, under load, coasting...
  86. Engine issues & out of ideas ! 1991 4.9
  87. 4.5L Burnt tire smell from engine
  88. Operarating temperatue 4.1 engine 1985 eldorado
  89. 4.5l Valve Cover Gasket Replacement
  90. Distributor gear problem
  91. time to upgrade the 4.1, seeking advise
  92. No heat!!!!!!
  93. Service Soon digital dash Out
  94. 4.9L Oil Consumption
  95. HT4100 Brake Loss
  96. Warming up a 4.9/ turn off in trafgic
  97. 1990 Eldorado running rough
  98. 91 Deville - 4.9 swaps
  99. Electronic Fan Module & Cooling Fan Fault 9
  100. '92 Coupe deVille (4.9) shudders, knocks and vibrates on acceleration.
  101. Dirt in coolant? w/pic 4.5L
  102. E046
  103. removing 4.9
  104. OBD confusion
  105. RPM vs. highway speed ?
  106. Seville 4.1L V8 Engine - to South Africa
  107. Extremely Erratic Idle Until Operating Temperature
  108. Identifying distributor
  109. Rough Idle w/ Brake Booster Loss
  110. strong gas smell after motor turned off and exiting the vehical...no codes...95 devil
  111. 95 deville shocks all four corner???
  112. Intermittent stalling
  113. 1990 eldorado over heating and coolant boiling
  114. Why and what is it making that noise? (Video included)
  115. HT 4100 turns but will not start unless i spray starting fluid in the Carborator.
  116. 1992 Cadillac Seville
  117. 1985 Eldorado Roadster (4100)
  118. 4.9 Cable Wrapping Questions
  119. Seville 1990 code ED32
  120. 4.9 flooding when shut off
  121. 1984 Fleetwood Broughm d'elegence engine bogs down when hot
  122. Newbie looking for ground(s)
  123. Digital Dash 86 deville
  124. 1990 DeVille, 4.5l engine issues
  125. radiator fun
  126. 1987 DeVille Conv. 4.1 ICM still sets idle to high
  127. tranny swap 1992 sedan deville
  128. Can I get a timing cover for a '93 4.9L?
  129. Waterpmp AGAIN!
  130. 1995 Deville - 4.9 head gasket
  131. 4,1 L Eldorado '83 v/s 4,1 L cope dVille '85
  132. Need cadillac mechanic
  133. Late '85 HT 4100 white smoke from exhaust. Are there specific gasket tests?
  134. Is it worth the $?
  135. 92 seville timing cover torque specs
  136. 88 fleetwood engine randomly dies
  137. Check Engine Light?
  138. 1983 Cadillac Seville HT-4100 Vacuum Leak?
  139. '91 4.9 installed in a '85 Seville-can it be done and any thoughts
  140. 95 cadillac deville 4.9,no heat problem(nothing comes out of the main vents)
  141. 1995 Deville 4.9 randomly dies...
  142. HT 4100 oil pan capacity question
  143. 82 4100 eldorado.shutting off..
  144. 1990 Deville 141k runs slightly rough, high idle, maintains speed on highway by itsel
  145. Random overheating
  146. 1982 eldorado with 4100.''oil pump question..''
  147. 1982 eldorado oil pressure sending unit wires
  148. Re-manufactured HT4100 engine, oil is leaking at exhaust manifold by cylinder 6.
  149. hello gentlemen
  150. hello all
  151. 82 Eldo Digital Dash likes to dance
  152. 88 deville bubbling
  153. 1984 eldorado biarritz
  154. 1989 4.5L overboring
  155. Super high idle - 1992 Fleetwood
  156. 82 Eldo Updating Sensors and Wiring
  157. 1990 Eldorado displays wrong diagnostic parameters in CCDIC
  158. Complete bog down on acceleration when warm, wants to die.
  159. 1989 Deville F32/Running issues..Please Help
  160. what other factor could cause soot?
  161. in over my head...
  162. 4100 soot
  163. 83 pulsing gas pedal and codes 27 52 71..
  164. 83 Seville HT 4100 throttle?
  165. Turbo or super for a 1989 fleetwood
  166. Valve Cover Powdercoating
  167. 93 DeVille 4.9 Questions
  168. 1988 Deville 4.5L oil problems in Russia
  169. 95 deville 4.9 cooling fan & ac fan dont work
  170. 4100 HT Idle speed setting
  171. An update on my custom intake setup...
  172. 4100 Service Now / Codes
  173. Valve cover color
  174. 4.9 Idle Adjustment on '93 DeVille ?
  175. Poor mpg
  176. help with 85 eldorado alternator wiring
  177. 4.9L Intake manifold gasket install. Any tips?
  178. Check engine help!?!?
  179. Timing and error code 26
  180. 4100 still running better to rebuild or replace
  181. 4t60e stock converter stall speed
  182. Is my head gasket blown 94 cadillac sedan deville????
  183. Is my head gasket blown 94 cadillac sedan deville????
  184. cables
  185. Codes 4.9
  186. 4.5L ACDelco Spark Plug Question
  187. 4.9 low rpm/light throttle stumbling/bucking
  188. 4.9L 91 Seville power loss... at a loss..
  189. 1987 Deville 4.1 to 4.9 Conversion
  190. 97 Seville cooling
  191. Vacuum connection for heating?
  192. 1994 Deville 4.9 Engine Stalling
  193. Oil pressure specs for 4.1 at idle
  194. Oil pressure specs
  195. 91 Deville engine skip
  196. 4t60e chain and sprocket question
  197. 1st and 2nd design oil pressure switch?
  198. 1983 sed Deville 4100 0ut 1999-2002 Chevy 5.3 in
  199. 4100HT shuts down in sharp left corners
  200. What are my engine replacement options - Current engine is a transverse HT4100
  201. Vid: Cadillacs 1982 HT4100, the Development and Manufacturing
  202. JUST BOUGHT 1995 DEVILLE. Stalling and MAP Code issue?? and Possible related problem
  203. 4.9L coolant issues
  204. Upgrading and restoring a 4.9
  205. Brown sludge?
  206. oil pressure light 4.9 liter
  207. pvc valve housing possible vacuum leak?
  208. ACDELCO best water pump?
  209. 84 CDV Code 37 and Code 53 (need help)
  210. water pump tool?
  211. 4.5 hesitation, stumble, poor mpg; smog pump bypassed
  212. Replacing Air pump fan belt Problems
  213. I need a pic if anybody's got one
  214. 84 CDV need help on firing order and distributor wiring
  215. 4100 stalling after intake gasket repair
  216. 4.9 Injectors
  217. 1983 ht4100 enginge lower end knocking
  218. Ht4100 :(
  219. Can soneone give me a part number?
  220. 4.5 belt tensioner; is bearing replaceable?
  221. 4.9 litre tune up 94 deville
  222. Starting issue -- 91 Eldorado
  223. 4.9 Info Needed
  224. Oh Sh*%! I lost my head.
  225. Remove oil pump on cadillac eldorado 1985 ?
  226. 1985 eldorado biarritz won't start
  227. 4.9 pulled head bolt threads
  228. Hesitation on an 83 cadillac fleetwood brougham with HT4100 motor
  229. 95 sedan shuts down while driving
  230. 93 SDV 4.9 spark plug replacement post mortem (can't edit other thread)
  231. Driving along and suddenly, DEAD!
  232. Starter Gear Clearance
  233. Replacing original plugs/wires 93 SDV........wish me luck!
  234. 4.9 - intake
  235. Idle Problems After Mechanic
  236. Lurching '91 Deville
  237. Can FWD HT 4100 eng and transmission be installed together?
  238. '82 Fleetwood D'elegance coupe problem :(
  239. replacing water pump on my old '84 DeVille 4.1 engine
  240. What are the symptoms of CVJ’s failing?
  241. distributor question
  242. Car not starting
  243. Problem with 1990 Seville 4.5
  244. change spark plugs, 1989 seville 4.5
  245. Oil Leaking from "Everywhere"
  246. 4.1 to 4.1 swap, how hard can it really be???
  247. School of hard knocks
  248. 90 deville 4.5 stalling problems
  249. 1983 Eldorado engine running problem!
  250. Carburetor on V8 4100 HT Eldorado 1985 ?