: HT4100 4.1, 4.5, 4.9



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  1. 4T60-E + Ratchet Shifter
  2. 85 HT4100 smokes when shut off?
  3. Intake Gaskets
  4. Gaggle of codes, ugh!
  5. HT 4100 no oil pressure new rebuilt motor
  6. rebuilt HT 4100 no oil up top or oil pressure
  7. Opinions on my very special '93 FWD C-Body
  8. 4.1 oil leak
  9. 92 deville wont start
  10. Tunercats
  11. chugging and backfiring intermittently. No codes
  12. 1992 4.9 Coolant Mystery
  13. 90 4.5 exhaust manifold threads
  14. EGR interchange
  15. 4.9 fuel pump question
  16. The DIY Injector Test Bench
  17. Wont start please help
  18. Loss of electrical; intermittent problem
  19. Alternator
  20. Distributor Sound
  21. Tired of &^%$ injectors!
  22. egr problems?4.9
  23. Help with '91 ETC codes.
  24. ECM interchangeability and swap
  25. 1991 Deville Leaking Coolant near water pump
  26. ECM specs, where do I find them?
  27. Outside temp
  28. No oil up top, what am I missing?
  29. ECM injector driver damage?
  30. Thoughts on supercharging 4.9
  31. Anyone Need a 90 deville FSM
  32. broke down before belt came off pump and belt tensioner bracket cracked
  33. Steering
  34. getting wierd OBD I codes what is it bad computer?
  35. 4.9 ever used in a hearse?
  36. need help antifreeze leak 4.9 1993 deville
  37. ok just need some info
  38. 4.5 head gaskets
  39. Code 52.
  40. 84 Seville 4.1L with "Random Toyota Acceleration" issue
  41. cooling fan module
  42. 4.5 intake manifold gasket progress
  43. 4.9 main mearing thump getting worse?
  44. lost of power
  45. 4.9 a little jittery at idle
  46. Power brake booster vacuum hose? All Cylinders?
  47. Egr
  48. Goodwrench NEW 4.1 sticker
  49. EGR tubes and TPS question.
  50. Antifreeze on the PCV Valve
  51. Ground Locations?
  52. 4.9 Reluctant to Start, Sometimes Dies at Idle
  53. I think its the alternator
  54. how long to change all motor mounts on 93 deville
  55. Vacuum leak somewhere inside the dash
  56. What problems in removing 4.9?
  57. Spark Plugs: What do YOU run?
  58. 4.9l engine ticking noise: lifter?
  59. 4.5 or 4.9
  60. 4.5 or 4.9 Engine
  61. Pump thump
  62. Replaced intake gasket and messed something up!
  63. When I First Start The Engine...
  64. Failed emissions
  65. 89 Eldorado engine misfire
  66. Ht-4100 rwd info
  67. 4.5 V8 Underpowered? & 92-93 Deville?
  68. HT-4100 oil pan
  69. 89 deville 4.5 antifreeze leak?
  70. The screws with no size...
  71. Does a 4.5 and 4.9 share the same transmission?
  72. 93 deville passed emissions and state inspection but still getting 10MPG
  73. 1993 Cadillac Deville 4.9L computer problem (ISC problem continued)
  74. 95 Deville base 4.9 fuel pressure issues, FPR or fuel pump?
  75. Hopefull found out my problem with my 93 deville 4.9
  76. 4.5L Fuel Injectors (Aftermarket)
  77. Thinking about buying a 1997 cadillac eldorado
  78. HT4100 with serpentine belt
  79. new Tranny
  80. Serpenting belt - when to change?
  81. 1993 DeVille ISC Problem
  82. Thanks All
  83. 95 4.9l deville idle problem
  84. Throttle to the moon....
  85. 1990 Deville-- Code E41
  86. still has problems
  87. Help Diagnosing Noise
  88. Bad tps 93 deville
  89. Catalytic
  90. something loose on intake manifold?
  91. What would cause an O2 sensor to turn red?
  92. Putting Restore in my 93 Deville
  93. 93 deville problems
  94. Merry christmas!
  95. The 325-4l dipstick I broke inside fill-tube...
  96. repair shops in oakland, ca.
  97. Valves...4100
  98. Rocker Arm Guide...what?
  99. Fuel Pressure
  100. 93 Deville main bearing thump
  101. Finding Used 4.9l engine assembly's
  102. EGR Tubes clogging up
  103. Power steering pulley
  104. Distributor removal and install on 85 rwd ht4100
  105. Timing Mark bouncing around
  106. Oil Filter Analysis
  107. 91 devillle heater issue
  108. Engine knock - 4.9L w/ 90k
  109. 94 4.9 Weird Rattle Question...
  110. 88 Eldorado, Code B127, E040, No Gears
  111. Strange problem Seville 90
  112. engine shake - 91 el dorado 4.9
  113. 86 deville intake
  114. no start probs
  115. 1995 4.9 cam sync check engine??
  116. 92 Eldo 4.9 43k
  117. 90 SDV won't run, timing chain?
  118. 1991 DeVille 4.9L water pump
  119. 4.1,4.5,4.9..Which You Prefer?
  120. Cadillac mechanic
  121. did they get better?
  122. replacement power antenna
  123. Rough 4th gear
  124. How to replace motor and transmission mounts 1990 Deville 4.5L V8
  125. 1984 Coupe Engine Oil Cooler lines
  126. E48 Code- EGR FAULT
  127. Injector cleaner, will it work?
  128. 4.9 ping!!!
  129. 1990 Seville enginemiss
  130. 1990 4.5 intake gaskets
  131. Cadillac Deville 4.9l Engine Problem
  132. 4.1 L digital engine
  133. 4.1 Motor? Rattles/Engine Pinging?
  134. 4.9L head bolts 1993
  135. P048 EGR code on 4.9L
  136. What gives?
  137. The Best Kind of Motor Oil For 87 Deville HT4100
  138. i have code E52 - PCM Memory Reset how do i do this ?
  139. Gas mileage gone to hell
  140. idle faster after change timming
  141. 4.9 Power Steering Pulley Slipping
  142. 4.9 Upper a/c compressor bracket
  143. 4.9 knock
  144. high fuel consumption..?
  145. 4.9 issue...
  146. Drive belt routing for 4.9L ???
  147. 92 STS Electrical Short or Drain
  148. where to buy mounting bracket for PS pump?
  149. 1993 Sedan Deville Transmission Swap
  150. rpm question
  151. Code 26 & 41 '91 4.9
  152. Question re: engine swap for 85 FW coupe RWD
  153. 1993 Cadillac DeVille 4.9L Distributor Shot
  154. Fuel pump and FPR recommendations?
  155. Could bad motor mounts cause stumbling on light acceleration
  156. Judgement Call - No Heat 93 Deville
  157. Motor is very clean in my 4.9
  158. Cold Air Intake/Exhaust
  159. 84 eldo. antena
  160. Symptoms of faulty distributor pick up coil
  161. I finally switched from dexicool
  162. Misfire at idle and sumble under acceleration 93 4.9
  163. Refilling colant reservoir every 2 weeks, misfire at idle
  164. 4.9. Overheating (long post)
  165. 4.9 Pictures and sound clip!
  166. 84 deville 4.1 starting prob's help please
  167. 90 Seville Dies Suddenly....
  168. when should timing chain be replaced on 93 deville 4.9
  169. Motor Mount Replacement
  170. No heat at 90 degrees on climate control 93 caddy
  171. 4.1 V8 PUlleys!
  172. 93 deville sits very low in rear time for shocks and coil spring?
  173. Adding NITROUS to a 4.5
  174. Preventive maintenance ('90 with 28k miles)
  175. 4.1 Issues with 85 Eldorado -- Can you help?
  176. Best oil Mobil 1 High mileage for 93 deville 4.9 with 102,000 miles
  177. PLEASE HELP 93 DEVILLE 4.9 Stumble under light acceleration
  178. 4.9 What's the best antifreeze to use?
  179. 93 deville surging
  180. 88 ELDO new r134 Failed Twice??
  181. How reliable will my 4.9 be?
  182. Blower fan ideas wanted
  183. 90 deville front cover gasket failure
  184. New Owner with '86 Fleetwood Seventy Five Limo
  185. 4.9 Coolant overfill reservoir not draining into radiator when cold
  186. 1992 Seville 4.9 Liter Removal
  187. ht 4100 to sbc 350 motor mount pad location HELP!
  188. Brakes
  189. 93 deville oil lev
  190. Confused about seal tabs
  191. 84 eldo-4100HT
  192. HT4100 Care and Upkeep
  193. tranny sounds
  194. oil pump again
  195. Mufflers???
  196. 4.9 How long will it last?
  197. 4.5 Reliability
  198. Sawping Out a 4.9
  199. How do you convert 80's model to R134
  200. Have you used sea foam?
  201. distributor wrench
  202. 84 eldo-4100HT
  203. Coolant.
  204. 84 Eldorado Transmission Problems
  205. 1985 Eldorado 4100 engine swap
  206. Da Capts Back with his 4.9 Fiero lots of updates
  207. here we go again, A/C
  208. 84 eldo trouble
  209. help
  210. fuel meter cover gasket...
  211. Makes no sense...
  212. car stutters intermittently under med/heavy acceleration
  213. Missing Antifreeze
  214. Severe Coolant Leak 4.9
  215. peformance chips
  216. 4.9 Bosch GenIII Injector - ??Integrator, Block Learn, x-count, p.w. values??????
  217. won't idle
  218. New code?
  219. Caddy V-8 history
  220. voltage regulator...?
  221. 4.5 running rough at start -- tune up????
  222. e.g.r. valve
  223. 94 Deville Help!!
  224. map sensor
  225. 4.9 aeromotive afpr won't fit!! Help Mr. Illumna
  226. 4.9 throttle body description
  227. Emission test failed
  228. error code 20
  229. break line
  230. 1985 Eldo Gas Leaking out of the Charcoal Can
  231. Distributor Gear Sheared Again...Help!
  232. Climate control Problem???
  233. 1985 Deville Coolant Leak
  234. engine popping
  235. 91 Coupe replaced injectors now blowing smoke
  236. 1995 Deville Hi Performance Ideas anybody????
  237. 4100 vacuum diagram
  238. 4.1 belt tensioner
  239. HT 4.X base timing question
  240. 2005 4.1 PCV Valve
  241. 1985 DeVille Collant Temp Fan Light
  242. new to me 92 sdv,need some help
  243. just wondering
  244. 87 Eldo Cash for Clunker: Heresy?
  245. sudden engine probs
  246. brand new problem
  247. 94 4.9 Distributor question
  248. Plastic Radiator Side Tanks
  249. How to check cat. converter?
  250. 94 Deville 4.9 where is the governor