: HT4100 4.1, 4.5, 4.9



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  1. new here with some questions
  2. 4.9 cold start knock what is it??
  3. Motor mount change 1985 FWD Seville
  4. 1992 sts 4.9
  5. 92 Allante 4.5 returning E041 Cam sensor
  6. 1985 cadillac eldorado 4.1 engine
  7. Tranny shifting points
  8. 4.1 PCV breather hose
  9. ROTELLA T 15W-40 tell me i did the right thing
  10. fuel meter body gasket 85 eldo 4.11
  11. anyone in need of engine parts for 4.1/ 4.5/ 4.9 L engine ?? I have a lot
  12. Map Sensor
  13. Compatible oil pan for 92 Deville
  14. 440-T4 > 4T6X-E conversion
  15. question about diagnostics mode - 85 eldo
  16. timing gear. 85 eldo
  17. oil pump qustions - 85 ht4100 eldo
  18. full tune - up / now running a bit wierd 85 eldo
  19. accel supercoil on 85 4.1
  20. quick question 85 4.1
  21. EGR SOLENOID 85 Seville
  22. Please don't tell me my injectors are failing...
  23. EGR Valve. 'P' or 'N' type ?
  24. 85 eldo upcoming purchase questions
  25. 4.9 engine oil pump needed
  26. Timing advance car nut
  27. 1984 Seville 4.1 - need head bolt set
  28. 4.9 Hall effects switch change... turns into new distributor
  29. Can not get 1987 4.1 to run correct or is it even possible without the computer
  30. Mid 80's edorado... Do or dont???
  31. Timing marks for 4.1 1984 engine
  32. 4.1 Oscillating/Hunting idle , any suggestions besides...
  33. Ht4100 Supplement Pellets nowadays ?
  34. 85 Eldorado 4.1
  35. 1991 Seville 4.9 - Idles fine, dies immediately after giving it gas
  36. What year and model is this engine from?
  37. 1985 Eldorado Touring coupe, NO FUEL SITUATION
  38. 82 Seville not idiling or running correctly
  39. 1985 eldorado touring coupe distributor/top dead center help.
  40. 1995 Deville - FPR replacement tips ?
  41. HT4100 pre-purchase help......
  42. 1985 ELDORADO HT4100 ,ANY IDEA Where this connector goes?
  43. 1984 Cadillac fleetwood brougham.
  44. 1986 Eldorado 4.1 v8 (fwd) Water pump Removal
  45. HT4100 to 350 swap. Need sound advice. Please!!!!
  46. Vacuum hose sizes/locations for a '94 deville 4.9?
  47. pinging problems 1994 Deville 4.9
  48. Replace head gaskets or not? HT4100
  49. 1985 Eldorado running rough at sustained high speeds
  50. 1985 eldorado 4100 intake manifold gaskets install
  51. Need help! Having starting problems with my 84 Coupe DeVille
  52. Installing a Cadillac 4.9 in a 1985 Eldorado.
  53. 1985 4100 hard starting
  54. 92 deville alternator
  55. HT 4100 Camshaft break-in!
  56. 84 coupe deville 4.1 rwd
  57. 4.5 "main brg thump"
  58. HT 4100 Rocker arm support train
  59. Capped hose from vapor canister? 95 4.9 Deville
  60. swap 1987 4.1 to 4.5
  61. anyone need new pistons?
  62. Crap...sludge under oil filler cap...
  63. Timing Issue
  64. 1986 Cadillac Fleetwood 75 Ht4100 Running Very Rough
  65. First time Cadillac owner - bad 4.1 engine
  66. P048 code - detonation at load 95 deville 4.9
  67. Oil light coming on at idle...
  68. Idle Control
  69. Allante intake
  70. HT4100 82 Seville engine replacement options
  71. Need help trouble shooting my 92 deville. Alternator/MAP sensor/exhaust gas recirc.
  72. Service A/c Light 4.9 '93 Sedan...
  73. 84 Seville headgasket or?
  74. 4100 HT rocker arm bridge
  75. 88 4.5 has no power and wants to die.
  76. FPR and Injectors 4.9
  77. HT4100 Intake Gasket Question
  78. Coolant guage sensor location help
  79. gear selector fault
  80. At what temp should the radiator fan come on?
  81. 91' Deville, 78k miles, running/accelerating rough, Need some help! No codes
  82. Repairing a blower motor power module
  83. 1984 Eldorado code 15 won't start
  84. I have a code 27 on an 84 SDV
  85. No vacuum to EGR valve ... 4.9 engine
  86. EGR System photos 83 4.1
  87. Accessing Spark Plugs on HT4100 - 1984 Cadillac Coupe DeVille
  88. 1992 eldorado 4.9 no start.
  89. 4.1 liter HT-4100
  90. Headbolts
  91. compression test on 1990 4.5L ? constant misfire, idling, under load, coasting...
  92. Engine issues & out of ideas ! 1991 4.9
  93. 4.5L Burnt tire smell from engine
  94. Operarating temperatue 4.1 engine 1985 eldorado
  95. 4.5l Valve Cover Gasket Replacement
  96. Distributor gear problem
  97. time to upgrade the 4.1, seeking advise
  98. No heat!!!!!!
  99. Service Soon digital dash Out
  100. 4.9L Oil Consumption
  101. HT4100 Brake Loss
  102. Warming up a 4.9/ turn off in trafgic
  103. 1990 Eldorado running rough
  104. 91 Deville - 4.9 swaps
  105. Electronic Fan Module & Cooling Fan Fault 9
  106. '92 Coupe deVille (4.9) shudders, knocks and vibrates on acceleration.
  107. Dirt in coolant? w/pic 4.5L
  108. E046
  109. removing 4.9
  110. OBD confusion
  111. RPM vs. highway speed ?
  112. Seville 4.1L V8 Engine - to South Africa
  113. Extremely Erratic Idle Until Operating Temperature
  114. Identifying distributor
  115. Rough Idle w/ Brake Booster Loss
  116. strong gas smell after motor turned off and exiting the vehical...no codes...95 devil
  117. 95 deville shocks all four corner???
  118. Intermittent stalling
  119. 1990 eldorado over heating and coolant boiling
  120. Why and what is it making that noise? (Video included)
  121. HT 4100 turns but will not start unless i spray starting fluid in the Carborator.
  122. 1992 Cadillac Seville
  123. 1985 Eldorado Roadster (4100)
  124. 4.9 Cable Wrapping Questions
  125. Seville 1990 code ED32
  126. 4.9 flooding when shut off
  127. 1984 Fleetwood Broughm d'elegence engine bogs down when hot
  128. Newbie looking for ground(s)
  129. Digital Dash 86 deville
  130. 1990 DeVille, 4.5l engine issues
  131. radiator fun
  132. 1987 DeVille Conv. 4.1 ICM still sets idle to high
  133. tranny swap 1992 sedan deville
  134. Can I get a timing cover for a '93 4.9L?
  135. Waterpmp AGAIN!
  136. 1995 Deville - 4.9 head gasket
  137. 4,1 L Eldorado '83 v/s 4,1 L cope dVille '85
  138. Need cadillac mechanic
  139. Late '85 HT 4100 white smoke from exhaust. Are there specific gasket tests?
  140. Is it worth the $?
  141. 92 seville timing cover torque specs
  142. 88 fleetwood engine randomly dies
  143. Check Engine Light?
  144. 1983 Cadillac Seville HT-4100 Vacuum Leak?
  145. '91 4.9 installed in a '85 Seville-can it be done and any thoughts
  146. 95 cadillac deville 4.9,no heat problem(nothing comes out of the main vents)
  147. 1995 Deville 4.9 randomly dies...
  148. HT 4100 oil pan capacity question
  149. 82 4100 eldorado.shutting off..
  150. 1990 Deville 141k runs slightly rough, high idle, maintains speed on highway by itsel
  151. Random overheating
  152. 1982 eldorado with 4100.''oil pump question..''
  153. 1982 eldorado oil pressure sending unit wires
  154. Re-manufactured HT4100 engine, oil is leaking at exhaust manifold by cylinder 6.
  155. hello gentlemen
  156. hello all
  157. 82 Eldo Digital Dash likes to dance
  158. 88 deville bubbling
  159. 1984 eldorado biarritz
  160. 1989 4.5L overboring
  161. Super high idle - 1992 Fleetwood
  162. 82 Eldo Updating Sensors and Wiring
  163. 1990 Eldorado displays wrong diagnostic parameters in CCDIC
  164. Complete bog down on acceleration when warm, wants to die.
  165. 1989 Deville F32/Running issues..Please Help
  166. what other factor could cause soot?
  167. in over my head...
  168. 4100 soot
  169. 83 pulsing gas pedal and codes 27 52 71..
  170. 83 Seville HT 4100 throttle?
  171. Turbo or super for a 1989 fleetwood
  172. Valve Cover Powdercoating
  173. 93 DeVille 4.9 Questions
  174. 1988 Deville 4.5L oil problems in Russia
  175. 95 deville 4.9 cooling fan & ac fan dont work
  176. 4100 HT Idle speed setting
  177. An update on my custom intake setup...
  178. 4100 Service Now / Codes
  179. Valve cover color
  180. 4.9 Idle Adjustment on '93 DeVille ?
  181. Poor mpg
  182. help with 85 eldorado alternator wiring
  183. 4.9L Intake manifold gasket install. Any tips?
  184. Check engine help!?!?
  185. Timing and error code 26
  186. 4100 still running better to rebuild or replace
  187. 4t60e stock converter stall speed
  188. Is my head gasket blown 94 cadillac sedan deville????
  189. Is my head gasket blown 94 cadillac sedan deville????
  190. cables
  191. Codes 4.9
  192. 4.5L ACDelco Spark Plug Question
  193. 4.9 low rpm/light throttle stumbling/bucking
  194. 4.9L 91 Seville power loss... at a loss..
  195. 1987 Deville 4.1 to 4.9 Conversion
  196. 97 Seville cooling
  197. Vacuum connection for heating?
  198. 1994 Deville 4.9 Engine Stalling
  199. Oil pressure specs for 4.1 at idle
  200. Oil pressure specs
  201. 91 Deville engine skip
  202. 4t60e chain and sprocket question
  203. 1st and 2nd design oil pressure switch?
  204. 1983 sed Deville 4100 0ut 1999-2002 Chevy 5.3 in
  205. 4100HT shuts down in sharp left corners
  206. What are my engine replacement options - Current engine is a transverse HT4100
  207. Vid: Cadillacs 1982 HT4100, the Development and Manufacturing
  208. JUST BOUGHT 1995 DEVILLE. Stalling and MAP Code issue?? and Possible related problem
  209. 4.9L coolant issues
  210. Upgrading and restoring a 4.9
  211. Brown sludge?
  212. oil pressure light 4.9 liter
  213. pvc valve housing possible vacuum leak?
  214. ACDELCO best water pump?
  215. 84 CDV Code 37 and Code 53 (need help)
  216. water pump tool?
  217. 4.5 hesitation, stumble, poor mpg; smog pump bypassed
  218. Replacing Air pump fan belt Problems
  219. I need a pic if anybody's got one
  220. 84 CDV need help on firing order and distributor wiring
  221. 4100 stalling after intake gasket repair
  222. 4.9 Injectors
  223. 1983 ht4100 enginge lower end knocking
  224. Ht4100 :(
  225. Can soneone give me a part number?
  226. 4.5 belt tensioner; is bearing replaceable?
  227. 4.9 litre tune up 94 deville
  228. Starting issue -- 91 Eldorado
  229. 4.9 Info Needed
  230. Oh Sh*%! I lost my head.
  231. Remove oil pump on cadillac eldorado 1985 ?
  232. 1985 eldorado biarritz won't start
  233. 4.9 pulled head bolt threads
  234. Hesitation on an 83 cadillac fleetwood brougham with HT4100 motor
  235. 95 sedan shuts down while driving
  236. 93 SDV 4.9 spark plug replacement post mortem (can't edit other thread)
  237. Driving along and suddenly, DEAD!
  238. Starter Gear Clearance
  239. Replacing original plugs/wires 93 SDV........wish me luck!
  240. 4.9 - intake
  241. Idle Problems After Mechanic
  242. Lurching '91 Deville
  243. Can FWD HT 4100 eng and transmission be installed together?
  244. '82 Fleetwood D'elegance coupe problem :(
  245. replacing water pump on my old '84 DeVille 4.1 engine
  246. What are the symptoms of CVJ’s failing?
  247. distributor question
  248. Car not starting
  249. Problem with 1990 Seville 4.5
  250. change spark plugs, 1989 seville 4.5