: HT4100 4.1, 4.5, 4.9



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  1. New Deville Clips
  2. 84 cadillac seville chargeing problem
  3. 1992 sedan deville head gaskets?
  4. 92 Deville Starter heat shied
  5. 4.5 intake gasket
  6. VSS location?
  7. How do you Remove&Clean Throttle Body, engines too big to see back there.
  8. No More Poop On Coupe ! Yea !
  9. 88 eldo 4.5 running temp and code E027 ?'s
  10. 93 Seville radiator fan
  11. PO41 No Cam reference Signal - broke down on trip
  12. Is the exhaust layout identical per the 1983 and 1984 DeVille 4.1 V8
  13. Aftermarket Cat
  14. Why doesn't an '84 DeVille F'ING show up on most of the online catalogs?
  15. What's the most universal oil filter wrench you have used?
  16. 91' deville
  17. 90 deville water pump?
  18. time for a tune up.. whats involved.
  19. Oil Pressure Light just came on - 4.1 V-8!
  20. CAN you change oil filter withOUT draining oil pan?
  21. 83 coupe 4100 ( 4.1) injector problems
  22. Slow Battery Drain
  23. 4.5 liter misfiring on acceleration, rough idle
  24. HT4100 EGR schematics needed to figure out smog issue, BAD F'ING NEWS
  25. Change of Plans! I'm not supercharging anything...
  26. torque convertors for teh 4t60
  27. BARO on 4.9?
  28. Knocking/Rattling From Engine
  29. injector duty cycle
  30. Dangers of flsuhing HT4100 with motor Flush and Supertech oil.
  31. Fuel pressure
  32. Newbie needs help with 87 seville 4.1L
  33. Can A 4.1 Trans be Used in a Long?...
  34. anyone know????
  35. 4.1 wiring from distributor to plugs HELP ASAP
  36. 84 Eldorado 4.1 V8 (HT4100) "E" engine, M57 tranny, Noise from lower end
  37. remove power steering pulley
  38. coolant temperature
  39. GM Reliability Testing?
  40. 84 SDV RWD 4.1 Intake gasket
  41. Is single 3" exhaust too big for a 4.1L @ 200 HP?
  42. Fuel Injector Replacement
  43. HELP!! 91 Eldo stalling problem
  44. used E C M ... from junk yard
  45. How much booooooooost PSI can these 4.1's take? What gives in under pressure?
  46. Bad ECU?(BBOB)
  47. WHAT THE **** IS EVERYONE's FAVORITE MUFFLER/CAT Pipe SETUP?
  48. 4.9 oil pump in 4.5?
  49. does ECU prevent engine braking
  50. What The Hell Is That Thing!?!?!?!
  51. Cleaning and tune up junk on an 88 4.5L deville
  52. 1990 Deville won't start HELP
  53. What kind of Exhaust systems do the 84 SDV 4.1Liter motors like to breath through?
  54. Took a Vid in my 91 Deville
  55. Knocking in the 4.9
  56. 94 deville questions
  57. Best way to flush system (84 HT4100 SDV)
  58. Info on GM Goodwrench replacement engine, HT4100
  59. And Yet Another ISC Motor Question
  60. Car has no spark
  61. idle rpm
  62. Oil leak
  63. 1990 4.5l air system problem
  64. Oxygen Sensor Broke?
  65. plug wires??
  66. isc motor question
  67. HT 4100 Replacement Source?
  68. 4.5L Valve Pinging / Clattering
  69. problem while coasting
  70. Rough Idle, 87 4.1 Eldorado
  71. What water??
  72. throwing my belt off
  73. Which models come with the 4.9 V8?
  74. Rough running 92 Eldo
  75. 4100 D F I injector problems... looking for solutions
  76. 4.9 codes
  77. Best way to clean my throttle body?
  78. 85 Eldorado 4.1 help!!
  79. Engine Oil Questions - Bboby
  80. Finally. . .Solved Intake Backfire
  81. Whats The AVG MPG Readout for this forum
  82. Engine Idles 10 Seconds AFTER Ignition Shut-Off!!
  83. Weird 4.9 noise (not in archives)
  84. what kinda maintenance should i do
  85. Bbob...Whats the difference!?!
  86. Grounds Anyone?
  87. Ht4100 Backfires Out Of Fuel Injection
  88. Check Fuel Pump Amps draw ? Bob ?
  89. 90 Deville code help
  90. Starts hard when it gets hot
  91. Gas milage back, more power, more smooth..
  92. Rpm/idle Problems
  93. Oil Filter Capacity?
  94. Getting a Attitude Again-missing
  95. Is There a good quick fix for oil consumption?
  96. looking for opinions on best oil/synthetic to use in a 4.1
  97. I Don't Even Know Where To Start
  98. 93 Deville Experts Please e26 239 e47 e97 e98 f32 stalls
  99. Fastest 4.9 Ever?
  100. 93 Sedan 4.9 F32, archives no help
  101. Change spark PLugs
  102. good compression
  103. Where on the Web can I Find AC Delco Spark Plugs Cheap
  104. Changed Oil Pan Gasket, Still Leaking (4.1)
  105. Cam sensor replacement?
  106. Oil drain plug stuck on 4.5!
  107. i want to make sure
  108. Looking for used v-8 intake
  109. Fuel Economy and Engine Power
  110. 85 seville transmission
  111. Rotella coolant.
  112. Noise Under Hood When Turning Ignition On and Off
  113. Coolant Pellets? How Many?
  114. 1990 bcm code e-47
  115. please help
  116. 4-9 Fuel Pump Psi
  117. Engine Knock
  118. help my overheat um i think
  119. Is this the same knock as the 4.9 knock? It is an HT4100
  120. 4.9 valve cover
  121. Porting on HT4100's
  122. 4.5L Idle Problem Solved!! Thanks, bbobynski
  123. 84 deville died, won't restart ht4100
  124. surging power
  125. Air Management System Problem
  126. '85 Deville running rich
  127. 4.9 60k knock gone!!!!!!!!!!!!!!!!!
  128. Install Separate Thermostatic Fan Control?
  129. 4.1 Eldorado Oil Pan Gasket Change; MAJOR PAIN!
  130. Anyone Need a HT 4100
  131. questions on 4.9l v8
  132. '92 4.9 Stalling after transmission rebuild
  133. Fuel Injectors 94 Deville 4.9L
  134. 4.9L compatable with small block???
  135. 92 seville performance help
  136. Bbob- Open Loop Better Than Closed??
  137. 86 Seville 4.1 advice re removal of water pump
  138. GM parts vs Aftermarket- HT4100
  139. Where's the ALDL on my 88 Deville?
  140. Tranny Woes
  141. 4.9 with 60K knocking, please help!!!!!!!!!!!
  142. ISC Motor &TPS/E30 code
  143. To ILLUMINA!!! RE Performance Parts for 4.9
  144. Transmission
  145. Cleaned egr tubes
  146. 95 deville blown head gasket
  147. Question About Changing Water Pump
  148. Purchased 1984 Sedan Deville
  149. stock 4.9 intake to allante intake comparison
  150. What kind of problems do you get if you have a F32 code
  151. Amsoil for 4.9
  152. 93 weirdo miss
  153. Mixing oils...
  154. What Is A PCM?
  155. What is a BCM?
  156. Redline/Tachometer
  157. HT4100 "Base Timing Mode"
  158. A few 4.x questions
  159. 4.x dyno and comparison questions
  160. '90 Deville 4.5 idle problems
  161. 200R4 slipping real bad
  162. 88 Deville...E30 & EE30 code
  163. 4 prong spark plugs on 4.5
  164. Idle Speed Control Unit
  165. Does Anyone have F codes for a 93 deville
  166. thermostat
  167. Computer/wiring on 4.1L to 4.5L swap
  168. 1988 Deville Fast idle problems 4.5L
  169. 4.5--->4.9? (maybe more)
  170. HT4100 0-60 times!
  171. tranny slipping and e39 vcc
  172. Cheap HPs?
  173. Help!!!My caddy flunked the emmissions test
  174. 92 Help!!!
  175. Left or Right Bank Fuel Imbalance
  176. Engine Misses when cold
  177. The "4.9 liter turbocharger, stage 1" thread.
  178. code19
  179. Code E30 ( NO DASH!!! )
  180. 93 DeVille failed IL CO and HC emissions - need help
  181. Water
  182. OK the 4.9 ECU mods thread ,lets go!
  183. Need information on an engine rebuild
  184. how do i use the codes
  185. intake question
  186. advanced timing
  187. Another one knockin
  188. egr valve
  189. 4.9 engine idle speed...
  190. Blown Head Gasket maybe?????
  191. Ht4100 Flowmaster Sound Clip!!!!!!!
  192. Lucas oil treatment?
  193. Piston Rings
  194. Startup problem
  195. Dumb Tool Question?
  196. Intake on a Deville...
  197. now what ?
  198. EDAHALL! How do i post sound clips of my FLOWMASTER 40 SERIES delta with the HT4100
  199. Delco vs. Others
  200. Needle in a haystack E53
  201. Will a HT4100 go into an 88 Deville?
  202. A little oil here and a Little oil there
  203. How do you advance timing?
  204. 4.9L '92 Knocking...or missing, help!
  205. Ticking
  206. Rebuilding an HT4100
  207. Engine Swap
  208. Timing Questions...
  209. '90 DeVille 4.5L "hunts" for curb idle
  210. What is most likely source of oil leak?
  211. fuel system??
  212. collectors,bbob anyone,long term storage
  213. Trouble with O2 Sensor
  214. Oil Light
  215. Engine Oil Additive to stop leaks?!?
  216. Got a Reply! on HT4100 TO 4500 Conversion!
  217. Performance Mufflers for 4.9??
  218. Mobil 1 Extended Performance? BBob!
  219. Code 33 Help!!!!
  220. Engine Idle and "almost" stalling problems
  221. Boosting HT4100 Performance
  222. Benefit of using higher mileage vehicle oil?
  223. Exhaust Condensation
  224. bad throttle response
  225. timing newbbb
  226. Does it ever Stop!!!Tuned up and Tuned out
  227. Engine miss at highway speeds.
  228. Mind boggler engine noise
  229. 91 4.9 Excessive Fuel Consumption
  230. 4.5 tbi- performance stuff??
  231. new to me 85 coupe Deville
  232. HELP! 1990 seville shifts to 3rd and freewheels
  233. Engine reliability?
  234. Rough Idle and Missing...
  235. 1992 DeVille Misfiring, or something.
  236. Bad computer? Maybe
  237. air pump to fan to crunk v belt
  238. Can 4.1 be replaced with 305 fuel Injected?
  239. AMAZING fix for hesitation, bad milage
  240. Issues with vacuum lines, Battery light, all in this issue of the 2dfx PMS Thread!
  241. coolant temp light???
  242. 4.9 Fuel Filter clogging...
  243. cadillac eldorado 1991 4.9
  244. ISC Unpluged , wont idle
  245. Loose EGR tube
  246. HT4100 swap. 4.5 or 4.9?
  247. Typical Driveability Problem - 90 Deville
  248. Engine Fire!!! Why Me???
  249. dieseling HT4100....
  250. '82 Eldo Engine dying out, Backfiring through throttle body--Bbobynski please help!!!