: HT4100 4.1, 4.5, 4.9



Pages : 1 2 3 4 5 [6] 7 8 9 10 11 12 13 14 15 16 17

  1. '93 Eldorado, 4.9L - Bad Fuel Pump?
  2. 4.1 Spun a cam bearing,
  3. C bieng displayed
  4. Is this engine rebuildable?
  5. Flowmaster Exhaust for a 4.9 Deville
  6. A/C Compressor Belt Bypass - 89 Deville 4.5
  7. all 4100's interchangable?
  8. car surges badly when stopping
  9. Blown Head gasket
  10. RPO Code of the 90 4.5L V8?
  11. 4.9 stalls
  12. Choke?
  13. New Member Introduction
  14. Allante HT4100
  15. 4100 Book
  16. replacement fuel injectors
  17. how hard is it to drop the oil pan
  18. HT4100 Recommended Oil Viscosity
  19. Tuning for E10 gasoline
  20. 4.9l oil leak
  21. Poor gas mileage/Sensors, please help a bit!
  22. HT4100 PCV valve, location?
  23. Can fuel injector effect the map sensor and how it function
  24. Losing coolant when the heat is turned on.
  25. 4.9L 1995 deville car ran out of gas but wont start
  26. VIDEO of HT4100 WOT
  27. Radiator Drain Plug
  28. 86-87 Seville, Eldorado 4.9L Swap
  29. Water Pump on an '85 fleetwood
  30. engine id
  31. 4.9 firing order???
  32. Won't start when hot (intermittent)
  33. 92 Deville losing power after turning a corner
  34. 76 Eldo 500 FI Problems
  35. swap 4.1 to a 4.5 or 4.9 in 85 Seville?
  36. swap 4.1 to a 4.5 or 49 in 85 Seville?
  37. More HT4100 Tips
  38. engine knock in my 1994 sedan deville 4.9L
  39. Well, i raced 3 cars in one night with my 4.1
  40. No start, at operating temp, Flooding on restart
  41. Help Ecm/PCM Questions
  42. New Addition to the Family--85 Sedan Deville
  43. Code Analyzer
  44. slight hesitation at cold low-gear
  45. HT4100 chosen as one of the worst engines of all time
  46. Valves too far in advance or too far retarded?
  47. 1992 Cadillac STS 4.9L Issues
  48. Decking out my 4.9
  49. '93 Eldorado 4.9L - P012 & P053 Codes
  50. Urgent Help W/engine
  51. Code e048 what's the trigger?
  52. which O2 sensor for 85 DeVille/HT4100
  53. 4.9 Code 41 Saga Continues!!!
  54. 83 fleetwood 4100
  55. Huge Problem HELP !!!
  56. Cam sensor 4.9
  57. 4100 Newbie needs help!
  58. HT4100 "STOP ENGINE-OIL PRESS" light flickering
  59. Interesting 4.9 symptom, need ideas
  60. Help wth tps (Throttle Position Sensor) problem/ Or just removing Throttle Body
  61. Injector Trouble 4.9
  62. Crank pulley wont spin...
  63. She runs!
  64. 84 Seville - low speed hesitation
  65. How long will it last?
  66. 4.5 to 4.9
  67. 85 Seville 4.1 Knocking?
  68. poor gas milage
  69. Outside temp sensor location---4.9 litre.
  70. My Car is Fixed!!! New Camshaft and Lifters
  71. Water pumps...Generally speaking.
  72. NOISEY cold start ups with the pulleys, only to quiet down when warm.
  73. 93 deville 4.9 noisey cold pulleys, quiet when warm. whats going out?
  74. My speedometer is WAY off, and has problems in park
  75. 91 deville Starter enable relay
  76. gas issue
  77. '88 DeVille EXTREME ISC problems
  78. 92 STS - Stalls anywhere but the highway.
  79. 93 Eldawg Stalls while driving but drives great
  80. EGR System Question
  81. 1987 Cadillac Deville No Fuel Preasure Im lost
  82. ECM questions
  83. Bosch 19# Injectors
  84. I Lost First Gear, Car barely moves with throttle!
  85. 83 Deville Performance?
  86. would an oil stabilizer help with burning
  87. OBD1 Codes
  88. HT4100 Brand New
  89. Help! 1983 Seville with HT-4100 FWD, need ideas for a swap-out?
  90. 85 Fleetwood FWD Won't Start! Help!
  91. Any good 4.x mechanics in the Detroit area?
  92. Water Pump Removal
  93. 1985 4.1L Distibutor Drive Gear for oil pump
  94. 6.0L? say what?
  95. '91 4.9 swap into a rear drive application?
  96. 1985 Fleetwood FWD 4.1L hesitation/rough idle/won't start
  97. Possible Transmission Problem when shifting from park
  98. Water Pump - Snapped Bolt
  99. replacing camshaft bearings?
  100. 85 Deville 4.1L Oil problems.
  101. Won't Start After Driving
  102. need help concerning tune up
  103. should I replace the catalytic converter
  104. 1990 deville shifting problem
  105. TBI injectors
  106. Flat cam or bad lifter?
  107. Code E15???????
  108. flickering Service Soon and no codes...
  109. 4.1 Engine: Sensor Above #8 Spark Plug?
  110. how many mods do you all know about?
  111. high output alternator
  112. ISC RPM Out Of Range
  113. Non GM parts=sick Cadillac??
  114. 4.9 Deville Concours driving terrible again!
  115. Torque converter lock up solenoid, Where?
  116. Engine Swap
  117. 85 Eldo HT 4100 ISC/TPS
  118. 4.5 spark plugs
  119. 4100 engine temp??
  120. Weird 4.9l issues
  121. Finally Solved 4.1 Hesitation: Coil & Plug Wires
  122. Need help with 85 Eldo HT4100 Tuneup
  123. 91 Fleetwood injector impedence?
  124. How do I access the internal codes and what are the normal parameters for a '92 4.9?
  125. SERVICE SOON telltale light!!
  126. Cadillac 4.5L PFI and 4.9L PFI IAT?
  127. my 4100--what would you do
  128. Another BIG 4.x Engine Tip--Especially for 4.1 Owners
  129. what is that god awful smell
  130. '92 Deville 4.9 runs great at startup, runs like crap when hot
  131. e44 o2 error
  132. 4.1 Sputters and pops
  133. Tips on swapping HT4100 for 500
  134. Coolant Temp Light = Sensor?
  135. Need Tps Help
  136. 4.9l Starter Connection Problem
  137. 91 Deville 4.9l No Start Issue
  138. 4.9 stalling problem,and allante question
  139. Conflicting torque information
  140. Replaced Water Pump on 89 4.5 Still leaking
  141. 4100 seville engine swap help needed
  142. 4.1 to 4.9.... RWD?
  143. Blower motor not operating
  144. Any great 4.9 mods?
  145. Remanufactured HT4100 - 10K and now oil in radiator/leak
  146. HT4100 Running BAD when warm.
  147. EGR stack tubes?????
  148. HT4100 Backfires
  149. Checked your A.I.R. system filter lately?
  150. 1990 Deville PRNDL problem
  151. 1990 Deville running poorly.
  152. Thanks for the muffler info
  153. Fuel/exhaust smell seems too strong...dangerous?
  154. 4.9ltr Northstar performance?
  155. anyone know how to remove the crankshaft pully 1990 deville 4.5
  156. 1994 Deville Running Rough
  157. What does this code mean?
  158. Fuse Popping on AC Clutch
  159. 93 Seville 4.9 rough idle, slow response, P041 code
  160. 1985 Eldorado Engine Died! help!
  161. A 4.X Water Pump Story - Not for the Faint of Heart
  162. service vehicle soon is on my dash
  163. Intake gaskets leaking...common problem on the 4.9?
  164. newbie need help
  165. 4.9 Pinging
  166. Stumbling on the on ramps 4.9
  167. Advice/Help Please -- Goodyear Gave Up
  168. 4.9L idle issues... no power.. etc.. TPS?
  169. 4.9 Engine Oil Capacity - 92 Seville
  170. Eldorado Driveability
  171. New member planning mods to 90 STS
  172. 4.5L TBI whistling
  173. 4.9L 1991 Seville driving me crazy - won't start
  174. Fuel Data Center Answers
  175. PCV valve location on 4.9 litre.
  176. HT4100 Driveability Question/Problem
  177. Replacing water pump on '87 4100 - tips?
  178. Plug Wire Order-87 Ht4100
  179. intermittent miss and other weird happenings
  180. 4.5 Cooling System Woes...
  181. HT4100 SYSTEM PROBLEM E047 and B334
  182. Is lifter tick normal on a 4.9?
  183. Coolant and Supplement Change Intervals
  184. 4.1 v8 injector resistance
  185. OIL cooler lines leaking
  186. engine oil
  187. Need help
  188. Need a little help
  189. No Spark
  190. Normal??
  191. Coolant Questions
  192. Another tip for 4.x car owners
  193. Trans Fluid Capacity, '93 Deville, 4.9
  194. dumb question, anyone know where the pcv is on a 4.9?
  195. 4.9 hesitates on highway
  196. How many miles can you expect out of a 4.9 engine and transmission?
  197. 4.9 Exhaust Note
  198. 4.9 Will Not Idle Below 2500rpm!
  199. Engine miss.......AGAIN
  200. Ht4100 V8
  201. Need transmission advice, please!
  202. Not Sure What Engine I have
  203. Turbo Muffler on a 4.9
  204. Premium Fuel in the 4.9?
  205. Ht4100
  206. HT4100 v8 frd eldorado
  207. Alternator issues
  208. HT4100 Hesitation Advice
  209. A/C Recharge
  210. Anyone change a starter on a FWD 4100?
  211. ac problems
  212. 1991 Seville
  213. 1985 Eldorado thinks it a diesel?
  214. 4.9 Problems at Wide Open Throttle
  215. Eldorado and the 4.1 engine ... ????
  216. HT 4100: Avoid at all costs????? Help!
  217. Changed PCV Valve at 98k Miles
  218. Engine Noise
  219. Speed Limiter
  220. Starter/voltage problem...
  221. engine swaps - 4500, 4900, 4100 engines
  222. Service Engine Light
  223. tachometer [jumps] 4.9 Seville
  224. boost HP on a 4.9 in my 1992 seville
  225. 83 Coupe Deville hard code 33 problems
  226. 4.9 shudder when at idle
  227. Possible injector leaks?
  228. Out of no where, my 92 Eldo did not start today.
  229. HT4100 Engine 250V8
  230. Help with and '89 Deville w/4.5L
  231. Tune-up questions, spark plugs
  232. Mystery Grind in Transmission, Engine, Where?
  233. 85 Deville 4100 Driveability
  234. I dread turning this car off!
  235. 4.9 instead of 4.5??
  236. 88 cdv
  237. Should I buy a car with a 4.1 L Engine?
  238. Ok ive given up on this engine.
  239. Oil test shows coolant contamination in 4.9!
  240. Need 2 things please...
  241. honest mpg of 4.9 city driving survey
  242. transmission bump on downshift
  243. ISC motor 1993 Deville
  244. Think i messed something up
  245. A little help needed identifying a loose connector
  246. Intermittent ISC? TPS? Problem still
  247. 4.9 STILL runs rough sets codes
  248. TPS Question
  249. Maitenance Questions, 4.9L 1993 Deville
  250. loud rumble now when stopping now