: HT4100 4.1, 4.5, 4.9



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  1. Fuel Pressure
  2. 93 Deville main bearing thump
  3. Finding Used 4.9l engine assembly's
  4. EGR Tubes clogging up
  5. Power steering pulley
  6. Distributor removal and install on 85 rwd ht4100
  7. Timing Mark bouncing around
  8. Oil Filter Analysis
  9. 91 devillle heater issue
  10. Engine knock - 4.9L w/ 90k
  11. 94 4.9 Weird Rattle Question...
  12. 88 Eldorado, Code B127, E040, No Gears
  13. Strange problem Seville 90
  14. engine shake - 91 el dorado 4.9
  15. 86 deville intake
  16. no start probs
  17. 1995 4.9 cam sync check engine??
  18. 92 Eldo 4.9 43k
  19. 90 SDV won't run, timing chain?
  20. 1991 DeVille 4.9L water pump
  21. 4.1,4.5,4.9..Which You Prefer?
  22. Cadillac mechanic
  23. did they get better?
  24. replacement power antenna
  25. Rough 4th gear
  26. How to replace motor and transmission mounts 1990 Deville 4.5L V8
  27. 1984 Coupe Engine Oil Cooler lines
  28. E48 Code- EGR FAULT
  29. Injector cleaner, will it work?
  30. 4.9 ping!!!
  31. 1990 Seville enginemiss
  32. 1990 4.5 intake gaskets
  33. Cadillac Deville 4.9l Engine Problem
  34. 4.1 L digital engine
  35. 4.1 Motor? Rattles/Engine Pinging?
  36. 4.9L head bolts 1993
  37. P048 EGR code on 4.9L
  38. What gives?
  39. The Best Kind of Motor Oil For 87 Deville HT4100
  40. i have code E52 - PCM Memory Reset how do i do this ?
  41. Gas mileage gone to hell
  42. idle faster after change timming
  43. 4.9 Power Steering Pulley Slipping
  44. 4.9 Upper a/c compressor bracket
  45. 4.9 knock
  46. high fuel consumption..?
  47. 4.9 issue...
  48. Drive belt routing for 4.9L ???
  49. 92 STS Electrical Short or Drain
  50. where to buy mounting bracket for PS pump?
  51. 1993 Sedan Deville Transmission Swap
  52. rpm question
  53. Code 26 & 41 '91 4.9
  54. Question re: engine swap for 85 FW coupe RWD
  55. 1993 Cadillac DeVille 4.9L Distributor Shot
  56. Fuel pump and FPR recommendations?
  57. Could bad motor mounts cause stumbling on light acceleration
  58. Judgement Call - No Heat 93 Deville
  59. Motor is very clean in my 4.9
  60. Cold Air Intake/Exhaust
  61. 84 eldo. antena
  62. Symptoms of faulty distributor pick up coil
  63. I finally switched from dexicool
  64. Misfire at idle and sumble under acceleration 93 4.9
  65. Refilling colant reservoir every 2 weeks, misfire at idle
  66. 4.9. Overheating (long post)
  67. 4.9 Pictures and sound clip!
  68. 84 deville 4.1 starting prob's help please
  69. 90 Seville Dies Suddenly....
  70. when should timing chain be replaced on 93 deville 4.9
  71. Motor Mount Replacement
  72. No heat at 90 degrees on climate control 93 caddy
  73. 4.1 V8 PUlleys!
  74. 93 deville sits very low in rear time for shocks and coil spring?
  75. Adding NITROUS to a 4.5
  76. Preventive maintenance ('90 with 28k miles)
  77. 4.1 Issues with 85 Eldorado -- Can you help?
  78. Best oil Mobil 1 High mileage for 93 deville 4.9 with 102,000 miles
  79. PLEASE HELP 93 DEVILLE 4.9 Stumble under light acceleration
  80. 4.9 What's the best antifreeze to use?
  81. 93 deville surging
  82. 88 ELDO new r134 Failed Twice??
  83. How reliable will my 4.9 be?
  84. Blower fan ideas wanted
  85. 90 deville front cover gasket failure
  86. New Owner with '86 Fleetwood Seventy Five Limo
  87. 4.9 Coolant overfill reservoir not draining into radiator when cold
  88. 1992 Seville 4.9 Liter Removal
  89. ht 4100 to sbc 350 motor mount pad location HELP!
  90. Brakes
  91. 93 deville oil lev
  92. Confused about seal tabs
  93. 84 eldo-4100HT
  94. HT4100 Care and Upkeep
  95. tranny sounds
  96. oil pump again
  97. Mufflers???
  98. 4.9 How long will it last?
  99. 4.5 Reliability
  100. Sawping Out a 4.9
  101. How do you convert 80's model to R134
  102. Have you used sea foam?
  103. distributor wrench
  104. 84 eldo-4100HT
  105. Coolant.
  106. 84 Eldorado Transmission Problems
  107. 1985 Eldorado 4100 engine swap
  108. Da Capts Back with his 4.9 Fiero lots of updates
  109. here we go again, A/C
  110. 84 eldo trouble
  111. help
  112. fuel meter cover gasket...
  113. Makes no sense...
  114. car stutters intermittently under med/heavy acceleration
  115. Missing Antifreeze
  116. Severe Coolant Leak 4.9
  117. peformance chips
  118. 4.9 Bosch GenIII Injector - ??Integrator, Block Learn, x-count, p.w. values??????
  119. won't idle
  120. New code?
  121. Caddy V-8 history
  122. voltage regulator...?
  123. 4.5 running rough at start -- tune up????
  124. e.g.r. valve
  125. 94 Deville Help!!
  126. map sensor
  127. 4.9 aeromotive afpr won't fit!! Help Mr. Illumna
  128. 4.9 throttle body description
  129. Emission test failed
  130. error code 20
  131. break line
  132. 1985 Eldo Gas Leaking out of the Charcoal Can
  133. Distributor Gear Sheared Again...Help!
  134. Climate control Problem???
  135. 1985 Deville Coolant Leak
  136. engine popping
  137. 91 Coupe replaced injectors now blowing smoke
  138. 1995 Deville Hi Performance Ideas anybody????
  139. 4100 vacuum diagram
  140. 4.1 belt tensioner
  141. HT 4.X base timing question
  142. 2005 4.1 PCV Valve
  143. 1985 DeVille Collant Temp Fan Light
  144. new to me 92 sdv,need some help
  145. just wondering
  146. 87 Eldo Cash for Clunker: Heresy?
  147. sudden engine probs
  148. brand new problem
  149. 94 4.9 Distributor question
  150. Plastic Radiator Side Tanks
  151. How to check cat. converter?
  152. 94 Deville 4.9 where is the governor
  153. 92 Eldo problem
  154. Cruise control gone 4.1 87'seville
  155. 94 Sedan Deville A/C Question
  156. fuel injectors interchange?
  157. ht4100 giving me problems
  158. 4.1L tune up and oil on manifold.
  159. Need help on a '90 Cadillac Fleetwood FWD
  160. 91 deville service engine soon
  161. DIN radio in '92 Eldorado
  162. Your best 4.X MPG?
  163. 1991 4.9
  164. 90 SDV Repeated E22 TPS Code
  165. silly question
  166. you helped me last time (weird fuel pump)
  167. 90 SDV Repeated E22 TPS Code
  168. 4100 engine change. Need input.
  169. egnine oil cooler hose assemblies
  170. 92 4.9 starter replacement
  171. How many miles?
  172. water pump wrestling
  173. Head gasket change
  174. Error code 34 on 83 deville
  175. Advanced Timing
  176. gearbox oil..?
  177. Is gas safe
  178. Using a laptop for real-time OBD
  179. '94 4.9 rough running
  180. 4.9 litre engine firing order
  181. 1986 Eldorado HT4100: No Start-No Codes
  182. 1986 Eldorado HT4100
  183. '91 Deville 4.9L surging
  184. 94 4.9L will not start. Need help
  185. Idling Down rough?
  186. 86 Eldorado Fuel Pump
  187. 91 fleewood won't start code31
  188. Did I blow head gasket on 93 deville?? Please Help!
  189. Vaccum Line Problem?
  190. Replacing a blower motor - what's the secret?
  191. oil pump driveshaft is loose???
  192. 1984 Cadillac Eldorado (my topless baby)
  193. Hard starts when hot?
  194. oil pressure gauge installation
  195. couple of questions regarding oil pump
  196. HT4100 Cooling water doesn't circulate (87' Seville)
  197. removing oil pan on RWD 4.1
  198. Turbo 4.1 Allante
  199. radiator caps with zinc anode
  200. What a mess!!!
  201. High Side AC Hose Information Needed
  202. Squeeling betty
  203. 92 deville no acceleration when hot
  204. Where is the PCV valve on the 4.9L?
  205. Performance?
  206. 93 Seville 4.9 4t60E
  207. Vacuum Line Routing Egr Solenoid & Regulator
  208. Bad CTS?? (coolant senor)
  209. Name this tube! 90 DeVille
  210. 4.5 Fuel Injector Issues
  211. HT4100:major oil leak
  212. What engine/trans appear in various Cadillacs?
  213. FWD Engine Removal
  214. Coolant Change Question
  215. Stripped4.9 headbolt
  216. Fooling the Inlet Air Temp (IAT) sensor?
  217. exhaust manifold installation question
  218. PCM FI Driver Damage ? (Re-visited)
  219. 4.9L Main Bearing Thump
  220. 1993 4.9 rough at low RPM
  221. ht4100 issues
  222. PCM FI Driver Damage ?
  223. DeVille 4.9 Throttle body spacer
  224. Throttle body spacer
  225. Hot exhaust
  226. E24?
  227. 4.9 Water Pump....OR ?
  228. Stalling and Surging--Need help
  229. Relocate the oil filter on your 4.9
  230. SSS light on?
  231. 1985 Eldorado Engine Stumble & Surge
  232. won't go in gear
  233. used oil cooler lines?
  234. Chirping engine at idle
  235. 1993 Deville 4.9 sumble at iddle.
  236. Coolant "tabs" -- yes or no
  237. '90 DeVille Fuel Sending Unit Problem??
  238. Where to install Prestone flush fitting?
  239. 95 Deville AC compressor noisy
  240. 368 to 4.1 swap 1980 Fleetwood Brougham
  241. Procedure for flushing the cooling system (1990 4.5)
  242. F40 & F49 ?'s
  243. ISC part#
  244. I got a GREAT deal, I think!
  245. I wanna drive my Cadi
  246. Coolant Fan Problems
  247. Fuel injector problem
  248. 95 4.9 deville no spark???
  249. Current drain
  250. radiator/cooling system suggestions