: HT4100 4.1, 4.5, 4.9



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  1. Injectors solved the miss BUT fuel rail leaks bad
  2. My 1986 Coupe De Ville 4.1L startup
  3. Diesel Oil For 4.9?
  4. 4.9 mystery issue....
  5. Looking for a Great Mechanic in Los Angeles, CA.
  6. HT4100 4.1, need help finding this part!
  7. Need Help in OKLAHOMA CITY
  8. Engine coolant level sensor
  9. E91 Code
  10. Your experience with the HT 4100?
  11. Performance engine for Deville 1984
  12. Coupe DeVille 4.1 1984 Error codes 32,34,36,52
  13. 4.9 injector replacement questions
  14. Minimum Air Settings for 82 Cad 4.1 V8 HT4100
  15. Where can I get a reliable turnkey 4.5 liter cadillac motor?
  16. Surging Idle on 82 Cad Fleetwood
  17. 4.9 High NOx, Failed Smog, stumped and need help!
  18. 4.1 Loose disconnected wire 1982 Coupe DeVille
  19. 82 Coupe DeVille 4.1 Belt Replacement
  20. (HT4100 4.1) 82 Coupe DeVille loose wire coming from firewall....
  21. Cooling fan start 4.9
  22. 82 Deville Persistent Code E26 with Check engine Light on
  23. Torque, harmonic balancer 4,9
  24. 1993 4.9 O2 sensor locations ?
  25. 84 cadillac fleetwood brougham d elegance rough idle
  26. 1992 STS 4.9 poor throttle response?
  27. HT4100 SandRail Dune Buggy
  28. 4.1 power problem
  29. Dull clattering at idle
  30. HT4100 A/C bypass diagram
  31. 93 deville cooler lines
  32. 1984 eldorado cadillac, 4.1 .
  33. Oil Filter Adapter/ Distributor Removal
  34. 4100 distributor thrust washer
  35. 1986 Hearse 24 hours of LeMons Race car !
  36. ht 4100 questions
  37. 92 eldorado 4.9L
  38. Coolant supplement Tabs
  39. New ISC Motor Issue
  40. 93 Eldorado starter wiring
  41. 1992 4dr Deville
  42. mileage on your 4.9
  43. 11 !/2 miles per gallon ?
  44. 1985 Seville 4.1L Head Bolts
  45. Injectors
  46. 4.5 main bearings
  47. leaking/Cracked 88 4.5 Engine Block
  48. R4 compressor jump
  49. 1994 4.9L Eldorado - how many O2 sensors.
  50. A/c Cycles every 8-15 seconds-88 Eldorado
  51. ISC issue
  52. Mysterious missing issue
  53. tick tick ticking
  54. 4.1 Troubles on my 84 Deville
  55. Code E053 question
  56. oil leak in filter area - 85 eldo 4.1
  57. Fuel consumption and outside temp
  58. Changing lifters
  59. valve tap after changing oil - 85 eldo 4.1
  60. Head Bolts
  61. HT 4100 83' Deville Problems
  62. Looking to upgrade injectors ..91 4.9
  63. Instructions on changing the coolant in an HT-4100?
  64. Refresh HT4100 85 Seville
  65. Noise after changing Oil 4.1 CDV
  66. swapping 440-T4
  67. 4.1 Coupe Freshining Up with pics
  68. Coolant Pellets, Tabs.. are these them?
  69. 1985 Eldo transplant...
  70. School Me !
  71. 4.9 random stalls
  72. new here with some questions
  73. 4.9 cold start knock what is it??
  74. Motor mount change 1985 FWD Seville
  75. 1992 sts 4.9
  76. 92 Allante 4.5 returning E041 Cam sensor
  77. 1985 cadillac eldorado 4.1 engine
  78. Tranny shifting points
  79. 4.1 PCV breather hose
  80. ROTELLA T 15W-40 tell me i did the right thing
  81. fuel meter body gasket 85 eldo 4.11
  82. anyone in need of engine parts for 4.1/ 4.5/ 4.9 L engine ?? I have a lot
  83. Map Sensor
  84. Compatible oil pan for 92 Deville
  85. 440-T4 > 4T6X-E conversion
  86. question about diagnostics mode - 85 eldo
  87. timing gear. 85 eldo
  88. oil pump qustions - 85 ht4100 eldo
  89. full tune - up / now running a bit wierd 85 eldo
  90. accel supercoil on 85 4.1
  91. quick question 85 4.1
  92. EGR SOLENOID 85 Seville
  93. Please don't tell me my injectors are failing...
  94. EGR Valve. 'P' or 'N' type ?
  95. 85 eldo upcoming purchase questions
  96. 4.9 engine oil pump needed
  97. Timing advance car nut
  98. 1984 Seville 4.1 - need head bolt set
  99. 4.9 Hall effects switch change... turns into new distributor
  100. Can not get 1987 4.1 to run correct or is it even possible without the computer
  101. Mid 80's edorado... Do or dont???
  102. Timing marks for 4.1 1984 engine
  103. 4.1 Oscillating/Hunting idle , any suggestions besides...
  104. Ht4100 Supplement Pellets nowadays ?
  105. 85 Eldorado 4.1
  106. 1991 Seville 4.9 - Idles fine, dies immediately after giving it gas
  107. What year and model is this engine from?
  108. 1985 Eldorado Touring coupe, NO FUEL SITUATION
  109. 82 Seville not idiling or running correctly
  110. 1985 eldorado touring coupe distributor/top dead center help.
  111. 1995 Deville - FPR replacement tips ?
  112. HT4100 pre-purchase help......
  113. 1985 ELDORADO HT4100 ,ANY IDEA Where this connector goes?
  114. 1984 Cadillac fleetwood brougham.
  115. 1986 Eldorado 4.1 v8 (fwd) Water pump Removal
  116. HT4100 to 350 swap. Need sound advice. Please!!!!
  117. Vacuum hose sizes/locations for a '94 deville 4.9?
  118. pinging problems 1994 Deville 4.9
  119. Replace head gaskets or not? HT4100
  120. 1985 Eldorado running rough at sustained high speeds
  121. 1985 eldorado 4100 intake manifold gaskets install
  122. Need help! Having starting problems with my 84 Coupe DeVille
  123. Installing a Cadillac 4.9 in a 1985 Eldorado.
  124. 1985 4100 hard starting
  125. 92 deville alternator
  126. HT 4100 Camshaft break-in!
  127. 84 coupe deville 4.1 rwd
  128. 4.5 "main brg thump"
  129. HT 4100 Rocker arm support train
  130. Capped hose from vapor canister? 95 4.9 Deville
  131. swap 1987 4.1 to 4.5
  132. anyone need new pistons?
  133. Crap...sludge under oil filler cap...
  134. Timing Issue
  135. 1986 Cadillac Fleetwood 75 Ht4100 Running Very Rough
  136. First time Cadillac owner - bad 4.1 engine
  137. P048 code - detonation at load 95 deville 4.9
  138. Oil light coming on at idle...
  139. Idle Control
  140. Allante intake
  141. HT4100 82 Seville engine replacement options
  142. Need help trouble shooting my 92 deville. Alternator/MAP sensor/exhaust gas recirc.
  143. Service A/c Light 4.9 '93 Sedan...
  144. 84 Seville headgasket or?
  145. 4100 HT rocker arm bridge
  146. 88 4.5 has no power and wants to die.
  147. FPR and Injectors 4.9
  148. HT4100 Intake Gasket Question
  149. Coolant guage sensor location help
  150. gear selector fault
  151. At what temp should the radiator fan come on?
  152. 91' Deville, 78k miles, running/accelerating rough, Need some help! No codes
  153. Repairing a blower motor power module
  154. 1984 Eldorado code 15 won't start
  155. I have a code 27 on an 84 SDV
  156. No vacuum to EGR valve ... 4.9 engine
  157. EGR System photos 83 4.1
  158. Accessing Spark Plugs on HT4100 - 1984 Cadillac Coupe DeVille
  159. 1992 eldorado 4.9 no start.
  160. 4.1 liter HT-4100
  161. Headbolts
  162. compression test on 1990 4.5L ? constant misfire, idling, under load, coasting...
  163. Engine issues & out of ideas ! 1991 4.9
  164. 4.5L Burnt tire smell from engine
  165. Operarating temperatue 4.1 engine 1985 eldorado
  166. 4.5l Valve Cover Gasket Replacement
  167. Distributor gear problem
  168. time to upgrade the 4.1, seeking advise
  169. No heat!!!!!!
  170. Service Soon digital dash Out
  171. 4.9L Oil Consumption
  172. HT4100 Brake Loss
  173. Warming up a 4.9/ turn off in trafgic
  174. 1990 Eldorado running rough
  175. 91 Deville - 4.9 swaps
  176. Electronic Fan Module & Cooling Fan Fault 9
  177. '92 Coupe deVille (4.9) shudders, knocks and vibrates on acceleration.
  178. Dirt in coolant? w/pic 4.5L
  179. E046
  180. removing 4.9
  181. OBD confusion
  182. RPM vs. highway speed ?
  183. Seville 4.1L V8 Engine - to South Africa
  184. Extremely Erratic Idle Until Operating Temperature
  185. Identifying distributor
  186. Rough Idle w/ Brake Booster Loss
  187. strong gas smell after motor turned off and exiting the vehical...no codes...95 devil
  188. 95 deville shocks all four corner???
  189. Intermittent stalling
  190. 1990 eldorado over heating and coolant boiling
  191. Why and what is it making that noise? (Video included)
  192. HT 4100 turns but will not start unless i spray starting fluid in the Carborator.
  193. 1992 Cadillac Seville
  194. 1985 Eldorado Roadster (4100)
  195. 4.9 Cable Wrapping Questions
  196. Seville 1990 code ED32
  197. 4.9 flooding when shut off
  198. 1984 Fleetwood Broughm d'elegence engine bogs down when hot
  199. Newbie looking for ground(s)
  200. Digital Dash 86 deville
  201. 1990 DeVille, 4.5l engine issues
  202. radiator fun
  203. 1987 DeVille Conv. 4.1 ICM still sets idle to high
  204. tranny swap 1992 sedan deville
  205. Can I get a timing cover for a '93 4.9L?
  206. Waterpmp AGAIN!
  207. 1995 Deville - 4.9 head gasket
  208. 4,1 L Eldorado '83 v/s 4,1 L cope dVille '85
  209. Need cadillac mechanic
  210. Late '85 HT 4100 white smoke from exhaust. Are there specific gasket tests?
  211. Is it worth the $?
  212. 92 seville timing cover torque specs
  213. 88 fleetwood engine randomly dies
  214. Check Engine Light?
  215. 1983 Cadillac Seville HT-4100 Vacuum Leak?
  216. '91 4.9 installed in a '85 Seville-can it be done and any thoughts
  217. 95 cadillac deville 4.9,no heat problem(nothing comes out of the main vents)
  218. 1995 Deville 4.9 randomly dies...
  219. HT 4100 oil pan capacity question
  220. 82 4100 eldorado.shutting off..
  221. 1990 Deville 141k runs slightly rough, high idle, maintains speed on highway by itsel
  222. Random overheating
  223. 1982 eldorado with 4100.''oil pump question..''
  224. 1982 eldorado oil pressure sending unit wires
  225. Re-manufactured HT4100 engine, oil is leaking at exhaust manifold by cylinder 6.
  226. hello gentlemen
  227. hello all
  228. 82 Eldo Digital Dash likes to dance
  229. 88 deville bubbling
  230. 1984 eldorado biarritz
  231. 1989 4.5L overboring
  232. Super high idle - 1992 Fleetwood
  233. 82 Eldo Updating Sensors and Wiring
  234. 1990 Eldorado displays wrong diagnostic parameters in CCDIC
  235. Complete bog down on acceleration when warm, wants to die.
  236. 1989 Deville F32/Running issues..Please Help
  237. what other factor could cause soot?
  238. in over my head...
  239. 4100 soot
  240. 83 pulsing gas pedal and codes 27 52 71..
  241. 83 Seville HT 4100 throttle?
  242. Turbo or super for a 1989 fleetwood
  243. Valve Cover Powdercoating
  244. 93 DeVille 4.9 Questions
  245. 1988 Deville 4.5L oil problems in Russia
  246. 95 deville 4.9 cooling fan & ac fan dont work
  247. 4100 HT Idle speed setting
  248. An update on my custom intake setup...
  249. 4100 Service Now / Codes
  250. Valve cover color