: HT4100 4.1, 4.5, 4.9



Pages : 1 2 3 4 5 6 7 8 9 10 11 [12] 13 14 15 16

  1. Oil Pressure Light just came on - 4.1 V-8!
  2. CAN you change oil filter withOUT draining oil pan?
  3. 83 coupe 4100 ( 4.1) injector problems
  4. Slow Battery Drain
  5. 4.5 liter misfiring on acceleration, rough idle
  6. HT4100 EGR schematics needed to figure out smog issue, BAD F'ING NEWS
  7. Change of Plans! I'm not supercharging anything...
  8. torque convertors for teh 4t60
  9. BARO on 4.9?
  10. Knocking/Rattling From Engine
  11. injector duty cycle
  12. Dangers of flsuhing HT4100 with motor Flush and Supertech oil.
  13. Fuel pressure
  14. Newbie needs help with 87 seville 4.1L
  15. Can A 4.1 Trans be Used in a Long?...
  16. anyone know????
  17. 4.1 wiring from distributor to plugs HELP ASAP
  18. 84 Eldorado 4.1 V8 (HT4100) "E" engine, M57 tranny, Noise from lower end
  19. remove power steering pulley
  20. coolant temperature
  21. GM Reliability Testing?
  22. 84 SDV RWD 4.1 Intake gasket
  23. Is single 3" exhaust too big for a 4.1L @ 200 HP?
  24. Fuel Injector Replacement
  25. HELP!! 91 Eldo stalling problem
  26. used E C M ... from junk yard
  27. How much booooooooost PSI can these 4.1's take? What gives in under pressure?
  28. Bad ECU?(BBOB)
  29. WHAT THE **** IS EVERYONE's FAVORITE MUFFLER/CAT Pipe SETUP?
  30. 4.9 oil pump in 4.5?
  31. does ECU prevent engine braking
  32. What The Hell Is That Thing!?!?!?!
  33. Cleaning and tune up junk on an 88 4.5L deville
  34. 1990 Deville won't start HELP
  35. What kind of Exhaust systems do the 84 SDV 4.1Liter motors like to breath through?
  36. Took a Vid in my 91 Deville
  37. Knocking in the 4.9
  38. 94 deville questions
  39. Best way to flush system (84 HT4100 SDV)
  40. Info on GM Goodwrench replacement engine, HT4100
  41. And Yet Another ISC Motor Question
  42. Car has no spark
  43. idle rpm
  44. Oil leak
  45. 1990 4.5l air system problem
  46. Oxygen Sensor Broke?
  47. plug wires??
  48. isc motor question
  49. HT 4100 Replacement Source?
  50. 4.5L Valve Pinging / Clattering
  51. problem while coasting
  52. Rough Idle, 87 4.1 Eldorado
  53. What water??
  54. throwing my belt off
  55. Which models come with the 4.9 V8?
  56. Rough running 92 Eldo
  57. 4100 D F I injector problems... looking for solutions
  58. 4.9 codes
  59. Best way to clean my throttle body?
  60. 85 Eldorado 4.1 help!!
  61. Engine Oil Questions - Bboby
  62. Finally. . .Solved Intake Backfire
  63. Whats The AVG MPG Readout for this forum
  64. Engine Idles 10 Seconds AFTER Ignition Shut-Off!!
  65. Weird 4.9 noise (not in archives)
  66. what kinda maintenance should i do
  67. Bbob...Whats the difference!?!
  68. Grounds Anyone?
  69. Ht4100 Backfires Out Of Fuel Injection
  70. Check Fuel Pump Amps draw ? Bob ?
  71. 90 Deville code help
  72. Starts hard when it gets hot
  73. Gas milage back, more power, more smooth..
  74. Rpm/idle Problems
  75. Oil Filter Capacity?
  76. Getting a Attitude Again-missing
  77. Is There a good quick fix for oil consumption?
  78. looking for opinions on best oil/synthetic to use in a 4.1
  79. I Don't Even Know Where To Start
  80. 93 Deville Experts Please e26 239 e47 e97 e98 f32 stalls
  81. Fastest 4.9 Ever?
  82. 93 Sedan 4.9 F32, archives no help
  83. Change spark PLugs
  84. good compression
  85. Where on the Web can I Find AC Delco Spark Plugs Cheap
  86. Changed Oil Pan Gasket, Still Leaking (4.1)
  87. Cam sensor replacement?
  88. Oil drain plug stuck on 4.5!
  89. i want to make sure
  90. Looking for used v-8 intake
  91. Fuel Economy and Engine Power
  92. 85 seville transmission
  93. Rotella coolant.
  94. Noise Under Hood When Turning Ignition On and Off
  95. Coolant Pellets? How Many?
  96. 1990 bcm code e-47
  97. please help
  98. 4-9 Fuel Pump Psi
  99. Engine Knock
  100. help my overheat um i think
  101. Is this the same knock as the 4.9 knock? It is an HT4100
  102. 4.9 valve cover
  103. Porting on HT4100's
  104. 4.5L Idle Problem Solved!! Thanks, bbobynski
  105. 84 deville died, won't restart ht4100
  106. surging power
  107. Air Management System Problem
  108. '85 Deville running rich
  109. 4.9 60k knock gone!!!!!!!!!!!!!!!!!
  110. Install Separate Thermostatic Fan Control?
  111. 4.1 Eldorado Oil Pan Gasket Change; MAJOR PAIN!
  112. Anyone Need a HT 4100
  113. questions on 4.9l v8
  114. '92 4.9 Stalling after transmission rebuild
  115. Fuel Injectors 94 Deville 4.9L
  116. 4.9L compatable with small block???
  117. 92 seville performance help
  118. Bbob- Open Loop Better Than Closed??
  119. 86 Seville 4.1 advice re removal of water pump
  120. GM parts vs Aftermarket- HT4100
  121. Where's the ALDL on my 88 Deville?
  122. Tranny Woes
  123. 4.9 with 60K knocking, please help!!!!!!!!!!!
  124. ISC Motor &TPS/E30 code
  125. To ILLUMINA!!! RE Performance Parts for 4.9
  126. Transmission
  127. Cleaned egr tubes
  128. 95 deville blown head gasket
  129. Question About Changing Water Pump
  130. Purchased 1984 Sedan Deville
  131. stock 4.9 intake to allante intake comparison
  132. What kind of problems do you get if you have a F32 code
  133. Amsoil for 4.9
  134. 93 weirdo miss
  135. Mixing oils...
  136. What Is A PCM?
  137. What is a BCM?
  138. Redline/Tachometer
  139. HT4100 "Base Timing Mode"
  140. A few 4.x questions
  141. 4.x dyno and comparison questions
  142. '90 Deville 4.5 idle problems
  143. 200R4 slipping real bad
  144. 88 Deville...E30 & EE30 code
  145. 4 prong spark plugs on 4.5
  146. Idle Speed Control Unit
  147. Does Anyone have F codes for a 93 deville
  148. thermostat
  149. Computer/wiring on 4.1L to 4.5L swap
  150. 1988 Deville Fast idle problems 4.5L
  151. 4.5--->4.9? (maybe more)
  152. HT4100 0-60 times!
  153. tranny slipping and e39 vcc
  154. Cheap HPs?
  155. Help!!!My caddy flunked the emmissions test
  156. 92 Help!!!
  157. Left or Right Bank Fuel Imbalance
  158. Engine Misses when cold
  159. The "4.9 liter turbocharger, stage 1" thread.
  160. code19
  161. Code E30 ( NO DASH!!! )
  162. 93 DeVille failed IL CO and HC emissions - need help
  163. Water
  164. OK the 4.9 ECU mods thread ,lets go!
  165. Need information on an engine rebuild
  166. how do i use the codes
  167. intake question
  168. advanced timing
  169. Another one knockin
  170. egr valve
  171. 4.9 engine idle speed...
  172. Blown Head Gasket maybe?????
  173. Ht4100 Flowmaster Sound Clip!!!!!!!
  174. Lucas oil treatment?
  175. Piston Rings
  176. Startup problem
  177. Dumb Tool Question?
  178. Intake on a Deville...
  179. now what ?
  180. EDAHALL! How do i post sound clips of my FLOWMASTER 40 SERIES delta with the HT4100
  181. Delco vs. Others
  182. Needle in a haystack E53
  183. Will a HT4100 go into an 88 Deville?
  184. A little oil here and a Little oil there
  185. How do you advance timing?
  186. 4.9L '92 Knocking...or missing, help!
  187. Ticking
  188. Rebuilding an HT4100
  189. Engine Swap
  190. Timing Questions...
  191. '90 DeVille 4.5L "hunts" for curb idle
  192. What is most likely source of oil leak?
  193. fuel system??
  194. collectors,bbob anyone,long term storage
  195. Trouble with O2 Sensor
  196. Oil Light
  197. Engine Oil Additive to stop leaks?!?
  198. Got a Reply! on HT4100 TO 4500 Conversion!
  199. Performance Mufflers for 4.9??
  200. Mobil 1 Extended Performance? BBob!
  201. Code 33 Help!!!!
  202. Engine Idle and "almost" stalling problems
  203. Boosting HT4100 Performance
  204. Benefit of using higher mileage vehicle oil?
  205. Exhaust Condensation
  206. bad throttle response
  207. timing newbbb
  208. Does it ever Stop!!!Tuned up and Tuned out
  209. Engine miss at highway speeds.
  210. Mind boggler engine noise
  211. 91 4.9 Excessive Fuel Consumption
  212. 4.5 tbi- performance stuff??
  213. new to me 85 coupe Deville
  214. HELP! 1990 seville shifts to 3rd and freewheels
  215. Engine reliability?
  216. Rough Idle and Missing...
  217. 1992 DeVille Misfiring, or something.
  218. Bad computer? Maybe
  219. air pump to fan to crunk v belt
  220. Can 4.1 be replaced with 305 fuel Injected?
  221. AMAZING fix for hesitation, bad milage
  222. Issues with vacuum lines, Battery light, all in this issue of the 2dfx PMS Thread!
  223. coolant temp light???
  224. 4.9 Fuel Filter clogging...
  225. cadillac eldorado 1991 4.9
  226. ISC Unpluged , wont idle
  227. Loose EGR tube
  228. HT4100 swap. 4.5 or 4.9?
  229. Typical Driveability Problem - 90 Deville
  230. Engine Fire!!! Why Me???
  231. dieseling HT4100....
  232. '82 Eldo Engine dying out, Backfiring through throttle body--Bbobynski please help!!!
  233. intermittent problemn
  234. Sparkplugs
  235. Whats The Best Oil for the HT4100???
  236. Need Help
  237. car running rough now
  238. my baby is sick again , why ??????
  239. Eldorado 4.1 motor problem
  240. Minor tune up
  241. '82 vs. '83 Eldo ECM--ARE THEY INTERCHANGEABLE?!? HELP!!!!
  242. Stupid question for smart people.
  243. Will 4.5 exhaust manifolds fit the HT4100?
  244. '85 eldo 4.1 head leak
  245. OIL Leak??????
  246. 95 deville temp.
  247. 3 questions for all you experts.
  248. 1986 4.1 rebuiled upgrades for more reliability.
  249. Idle Relearn Debate
  250. Fuel Filter Location - 85 Deville (Front Wheel)