: HT4100 4.1, 4.5, 4.9



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  1. Removing hydraulic fittings
  2. How many miles on the 4.9? ?
  3. 88 Sedan Deville not liking the winter
  4. Coolant hose to blower motor
  5. Timing Question
  6. '84 Eldorado blown head gasket?
  7. Oil pan heater?
  8. 4.9 Deville 95 whining noise like supercharger..
  9. Location of the CAM Position Sensor on the 95 4.9L deville?
  10. YES, i did it!!! All went well!
  11. 92 Eldo 4.9 for sale
  12. 4.5 water pump
  13. 93 4.9 STS wont start
  14. DESPERATELY Need Help!!! 85 CDV
  15. Trying to find good price on Allante gear reduction to use on my 4.9
  16. How to clean out EGR valves and throttle body?
  17. time for engine replacement soon-- help!
  18. Heater
  19. Hard starting
  20. 4.5 differences
  21. E98 rectification
  22. 87 fleetwood new ignition problem
  23. 1985 deville 4.1 Injector fuse keeps blowing
  24. PCM override, PS10
  25. EGR solenoid, is it normal?
  26. Get a LARGER capacity, 3 row radiator?
  27. Smoky when at full throttle!
  28. What does the code F.8.5 mean?
  29. 87 fleetwood 4.1 three problems,advice please!
  30. Removed Distributor--Question Before I Restart
  31. Changed the oil pump, lifter still taps on occasion warmed up..
  32. 87 deville, E48, EGR system problem
  33. Additive for newly remaned 86 DeVille Trans??
  34. Is it possible for a 4.9 main bearing thump to get progressively worse?
  35. 1989 Sedandeville issues
  36. 15W-40 Oil .....
  37. Fuel
  38. 82 eldorado alternator bracket
  39. 85 Deville ISC Problem--Might Have the Answer
  40. Help me Please!!!
  41. Weird idea
  42. Engine miss
  43. Pulled a thread
  44. E12 - No Distributor Signal???
  45. computer interchange, '90 Seville?
  46. Where Can I get some chips......
  47. Oil leak source...?
  48. well, i did it but...
  49. HT4100 ECM/BCM Problem?!
  50. #$$%^%@#$% damn .....floods on hot restart
  51. can't flush out "rubber glue type" coolant additive... what to do?
  52. Transmission Shift cable
  53. HT4100 ISC Help
  54. 4t60-E going out
  55. Fuel Issues - Please Help!
  56. 4t60-E FDR and the computer
  57. Fixed my car! Need help on one more thing...
  58. What's wrong with my car? The mystery continues...
  59. When i go to replace the mains....
  60. 4t60-E Shudder?
  61. last year
  62. All 4.x engine service parts are discontinued?
  63. Does anybody have a spare 4.9?
  64. Knock, Knock, Knock, 4.9L
  65. Alright, i'm going in!! I need a few parts and info please.
  66. 90 4.5L Idle Learn Procedure?
  67. I have a slight problem,,, HT4100
  68. Fuel Pressure Test Fitting
  69. 1985 Seville code e15
  70. Cooling Fan Module--Where can I get one?
  71. Bars Leaks Head Gasket Repair
  72. Code E30 on 85 Deville and Vacuum Pumps
  73. Copper Gaskets?
  74. Battery/ALternator area cracking noise?
  75. Oil Analysis: Proof is in the results
  76. 1992 Eldo
  77. That Funky Emissions Tubing
  78. Hey Guys long time no chat, and long time not wanting to start either.
  79. The once a year survival kit for the 4.X series
  80. 4.9 runs rough black exhaust from tail pipe
  81. 1985 Seville harsh shifting tranny
  82. Odd brief buzzing noise from undercarriage
  83. i need a 4t60e guru; i am hating mine
  84. what is up with my car
  85. Early vs. Late 1985 FWD 4100
  86. Strange ISC
  87. 1994 cadillac deville engine knocks when warm
  88. 4.5 --> 4.9
  89. Getting ready for water pump removal
  90. 1988 Eldorado 4.5
  91. 1985 FWD HT4100 Running rough
  92. Question about spark plugs!
  93. TPS problem?
  94. 4100 Mpg
  95. 87 deville 4100 shift problems
  96. 1991 DeVille Speedometer/Transmission Trouble.
  97. Starter solenoid replacement
  98. 4.9 Injector Replacement Questions
  99. 92 STS error code A048 what does that mean?
  100. 1994 Deville 4.9 Idler pulleys
  101. Please Help!!! Rough running 4.9 , Help!!
  102. 1994 Deville 4.9 spark knock
  103. 85 Sedan Deville Stalls after 20 Miles
  104. 4.9 Potential? (Split from "4.9 to a 5.0?")
  105. 94 Deville 4.9 switching complete sending/fuel pumps
  106. 4.9 to a 5.0?
  107. Fan Runs all the time on 4.9, engine runs real cold
  108. AHHH HELP!!! Keep overheating
  109. 4.5 Vs. 4.9
  110. Fuel Mileage vs. Data Center
  111. 92 4.9 flat cam?
  112. Does twitchy tach mean misfire?
  113. ht 4100 Hesitation
  114. 1987 SDV 4.1 L V-8 Available
  115. 89 4.5 TPS installations
  116. 89 Fleetword code (30) ISC Circuit
  117. Boiling coolant, fans not running, ...
  118. no start after warm engine
  119. 1989 4.5 Idle Speed Motor
  120. 1989 Fleetwood Idle Speed Motor
  121. Valve Adjustment 4.9 Engine
  122. remaned 4.1/4.5 short block
  123. 4100 to LT1 swap 83 Coupe Deville
  124. Cylinder head removal
  125. Very poor MPG 1992 Deville ?? HELP!!??!!
  126. turn your 4.9 into a performance engine
  127. engine system fault E046
  128. Take a look at this.
  129. 4.9 exhaust manifold crack, common?
  130. 4.9 changes by year??
  131. 1994 Sedan deville 4.9L Stalls Well Driving Part 2
  132. what did i blow up? pics
  133. Just done the head gasket, think i may have messed it, help.
  134. 4.5 intake manifold on 87 4.1?
  135. 85 eldo ht4100 backfire, miss, stall
  136. Reman. Engine/Trans. What's the best company?
  137. 88 DeVille fan continues to run after I turn it off
  138. New Shell Rotella T with triple protection
  139. error codes
  140. '85 Seville 4.1L engine missing after tune-up.
  141. Help me! What is it?
  142. 93 DeVille Idle Problem
  143. 4.9 coolant flush and fill procedure!
  144. What do I need to know about the HT4100 Engine?
  145. Results of my Emissions Test
  146. Need help 91 Deville
  147. What should engine timing be when not in Timing Mode (25 degree BTDC?)
  148. Question having to do with the 4.9
  149. Simple rotor/distib cap question
  150. HT4100 85 Eldo. Header Issue
  151. Fuel Injector Replacement Tips
  152. clickinggg....
  153. No spark on '90 4.5 Seville
  154. computer accuracy
  155. Do I have to use a new A/C comp. or can I use a reman?
  156. 4.5 intake gasket replacement
  157. Life expectancy for 4.9 and 4T60E
  158. plug stuck in head
  159. Aluminum Heads?
  160. 2002 DeVille DTS maintenance
  161. ignition problems..
  162. Not a new problem
  163. I have a question, someone please explain.
  164. 91 Sedan Deville Gas Mileage ...
  165. 1990 deville hesitates
  166. Great, now I have MORE trouble codes!! E91 and E98
  167. 1994 Sedan deville 4.9L Stalls/dies well driving
  168. PCM Programming for 4.5L V8?
  169. Trouble Code E48 "EGR System Problem"....what exactly is it.
  170. 223-232f
  171. Trying to beat the heat....
  172. STP Fuel Injector Cleaner--it works!
  173. A starting we will go...
  174. 1990 deville 4.5 trouble code air management fault?
  175. 88 deville broke down need help
  176. ? easy way to remove 4.9 @ self serv yard?
  177. Sound like the egr to you guys?
  178. Trouble clearing codes
  179. 4.9 Bearing Thump--Who's Got It?
  180. When to replace O2 sensor?
  181. '92 deVille..surging, stuttering, stalling???
  182. 91 deville fuel injectors......
  183. motor rattle
  184. My car's 'puter done gone got brokeded (92 Eldo 4.9)
  185. 92 deville egr tubes ??
  186. 92' Deville Alternator/power Problem
  187. Changing TPS on 1993 Eldo 4.9
  188. O2S Help Please!
  189. Dead Cylinder - OH NOOOOOO!!!!
  190. A/C Hose Insulation Source
  191. Want your ISC problems solved? Look here...
  192. hmm, how do I get to that A/C compressor clutch?
  193. STOP ENGINE TEMP light problem.
  194. Brake light problem.
  195. Charge Battery Light On (No Codes) !!
  196. A Little help guys, please
  197. Green plug?
  198. How to check timing on an '85 Seville?
  199. No fuel pressure when ignition on, engine off
  200. 90 deville backfiring and running rough?
  201. 4.9 Eldorado Plugs/Wires install question
  202. Accel Wires
  203. Simple question
  204. 87 SDV E30 code
  205. 90 deville misfire
  206. Electrical problem + codes
  207. bad coolant leak: deville 4.5
  208. 1990 fleetwood won't run right - help
  209. 91 Deville 4.9 misses when hot outside
  210. 92 Deville throwing MAP codes, heats up and conks out.
  211. Cooling fans/AC problem
  212. Mufflers Bottom Line?
  213. 1993 Seville w/ 4.9L P041 Code
  214. HT4900 (4.9) Exhaust Manifold Interchangeability
  215. 94 Deville, odd noise and stalling now. Pics attached.
  216. Coolant Leak
  217. bad coolant leak: deville 4.5
  218. hesitation and backfire 4100
  219. 90 Coupe Deville engine problems
  220. 1990 deville hard stall on idle
  221. Cone Filter & Cold Air Intake
  222. Rough runing, missing?
  223. isc/driveability
  224. spudder of some sort
  225. 91 4.9 Runs Rich and Gas Mileage Question
  226. Hey Guys, Long time no chat, and need some input on a non input vss signal. Blew.....
  227. OLDS 350 swap
  228. 1984 eldo some new problems
  229. 4.9 EGR Removal???
  230. Recommended Spark Plugs
  231. 4.9 Running Rough...
  232. problem solved
  233. Changing Oil To Synthetic?
  234. 4.9 performance
  235. 4100 transmission
  236. Coolant System
  237. ECM says my MAT sensor is bad.
  238. Adjusting the timing
  239. PCM codes
  240. Deisel noise around 2000 rpm's
  241. Still having problems on 93 sedandeville
  242. Now im getting worried!
  243. 4100 Flowmaster 80 series VIDEOS
  244. First Car, 4.9 Eldorado. Performance Upgrades HELP? (car-noob)
  245. Cold Air Intake?
  246. 4.1 codes
  247. Helicoil vs Timesert on non N* (4.1, 4.5, 4.9)
  248. Cadillac 4.9 Head Gasket Photos
  249. Where to get Exhaust Manifold Studs
  250. Do your own oil changes.