: 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. Water Pump on an '85 fleetwood
  2. engine id
  3. 4.9 firing order???
  4. Won't start when hot (intermittent)
  5. 92 Deville losing power after turning a corner
  6. 76 Eldo 500 FI Problems
  7. swap 4.1 to a 4.5 or 4.9 in 85 Seville?
  8. swap 4.1 to a 4.5 or 49 in 85 Seville?
  9. More HT4100 Tips
  10. engine knock in my 1994 sedan deville 4.9L
  11. Well, i raced 3 cars in one night with my 4.1
  12. No start, at operating temp, Flooding on restart
  13. Help Ecm/PCM Questions
  14. New Addition to the Family--85 Sedan Deville
  15. Code Analyzer
  16. slight hesitation at cold low-gear
  17. HT4100 chosen as one of the worst engines of all time
  18. Valves too far in advance or too far retarded?
  19. 1992 Cadillac STS 4.9L Issues
  20. Decking out my 4.9
  21. '93 Eldorado 4.9L - P012 & P053 Codes
  22. Urgent Help W/engine
  23. Code e048 what's the trigger?
  24. which O2 sensor for 85 DeVille/HT4100
  25. 4.9 Code 41 Saga Continues!!!
  26. 83 fleetwood 4100
  27. Huge Problem HELP !!!
  28. Cam sensor 4.9
  29. 4100 Newbie needs help!
  30. HT4100 "STOP ENGINE-OIL PRESS" light flickering
  31. Interesting 4.9 symptom, need ideas
  32. Help wth tps (Throttle Position Sensor) problem/ Or just removing Throttle Body
  33. Injector Trouble 4.9
  34. Crank pulley wont spin...
  35. She runs!
  36. 84 Seville - low speed hesitation
  37. How long will it last?
  38. 4.5 to 4.9
  39. 85 Seville 4.1 Knocking?
  40. poor gas milage
  41. Outside temp sensor location---4.9 litre.
  42. My Car is Fixed!!! New Camshaft and Lifters
  43. Water pumps...Generally speaking.
  44. NOISEY cold start ups with the pulleys, only to quiet down when warm.
  45. 93 deville 4.9 noisey cold pulleys, quiet when warm. whats going out?
  46. My speedometer is WAY off, and has problems in park
  47. 91 deville Starter enable relay
  48. gas issue
  49. '88 DeVille EXTREME ISC problems
  50. 92 STS - Stalls anywhere but the highway.
  51. 93 Eldawg Stalls while driving but drives great
  52. EGR System Question
  53. 1987 Cadillac Deville No Fuel Preasure Im lost
  54. ECM questions
  55. Bosch 19# Injectors
  56. I Lost First Gear, Car barely moves with throttle!
  57. 83 Deville Performance?
  58. would an oil stabilizer help with burning
  59. OBD1 Codes
  60. HT4100 Brand New
  61. Help! 1983 Seville with HT-4100 FWD, need ideas for a swap-out?
  62. 85 Fleetwood FWD Won't Start! Help!
  63. Any good 4.x mechanics in the Detroit area?
  64. Water Pump Removal
  65. 1985 4.1L Distibutor Drive Gear for oil pump
  66. 6.0L? say what?
  67. '91 4.9 swap into a rear drive application?
  68. 1985 Fleetwood FWD 4.1L hesitation/rough idle/won't start
  69. Possible Transmission Problem when shifting from park
  70. Water Pump - Snapped Bolt
  71. replacing camshaft bearings?
  72. 85 Deville 4.1L Oil problems.
  73. Won't Start After Driving
  74. need help concerning tune up
  75. should I replace the catalytic converter
  76. 1990 deville shifting problem
  77. TBI injectors
  78. Flat cam or bad lifter?
  79. Code E15???????
  80. flickering Service Soon and no codes...
  81. 4.1 Engine: Sensor Above #8 Spark Plug?
  82. how many mods do you all know about?
  83. high output alternator
  84. ISC RPM Out Of Range
  85. Non GM parts=sick Cadillac??
  86. 4.9 Deville Concours driving terrible again!
  87. Torque converter lock up solenoid, Where?
  88. Engine Swap
  89. 85 Eldo HT 4100 ISC/TPS
  90. 4.5 spark plugs
  91. 4100 engine temp??
  92. Weird 4.9l issues
  93. Finally Solved 4.1 Hesitation: Coil & Plug Wires
  94. Need help with 85 Eldo HT4100 Tuneup
  95. 91 Fleetwood injector impedence?
  96. How do I access the internal codes and what are the normal parameters for a '92 4.9?
  97. SERVICE SOON telltale light!!
  98. Cadillac 4.5L PFI and 4.9L PFI IAT?
  99. my 4100--what would you do
  100. Another BIG 4.x Engine Tip--Especially for 4.1 Owners
  101. what is that god awful smell
  102. '92 Deville 4.9 runs great at startup, runs like crap when hot
  103. e44 o2 error
  104. 4.1 Sputters and pops
  105. Tips on swapping HT4100 for 500
  106. Coolant Temp Light = Sensor?
  107. Need Tps Help
  108. 4.9l Starter Connection Problem
  109. 91 Deville 4.9l No Start Issue
  110. 4.9 stalling problem,and allante question
  111. Conflicting torque information
  112. Replaced Water Pump on 89 4.5 Still leaking
  113. 4100 seville engine swap help needed
  114. 4.1 to 4.9.... RWD?
  115. Blower motor not operating
  116. Any great 4.9 mods?
  117. Remanufactured HT4100 - 10K and now oil in radiator/leak
  118. HT4100 Running BAD when warm.
  119. EGR stack tubes?????
  120. HT4100 Backfires
  121. Checked your A.I.R. system filter lately?
  122. 1990 Deville PRNDL problem
  123. 1990 Deville running poorly.
  124. Thanks for the muffler info
  125. Fuel/exhaust smell seems too strong...dangerous?
  126. 4.9ltr Northstar performance?
  127. anyone know how to remove the crankshaft pully 1990 deville 4.5
  128. 1994 Deville Running Rough
  129. What does this code mean?
  130. Fuse Popping on AC Clutch
  131. 93 Seville 4.9 rough idle, slow response, P041 code
  132. 1985 Eldorado Engine Died! help!
  133. A 4.X Water Pump Story - Not for the Faint of Heart
  134. service vehicle soon is on my dash
  135. Intake gaskets leaking...common problem on the 4.9?
  136. newbie need help
  137. 4.9 Pinging
  138. Stumbling on the on ramps 4.9
  139. Advice/Help Please -- Goodyear Gave Up
  140. 4.9L idle issues... no power.. etc.. TPS?
  141. 4.9 Engine Oil Capacity - 92 Seville
  142. Eldorado Driveability
  143. New member planning mods to 90 STS
  144. 4.5L TBI whistling
  145. 4.9L 1991 Seville driving me crazy - won't start
  146. Fuel Data Center Answers
  147. PCV valve location on 4.9 litre.
  148. HT4100 Driveability Question/Problem
  149. Replacing water pump on '87 4100 - tips?
  150. Plug Wire Order-87 Ht4100
  151. intermittent miss and other weird happenings
  152. 4.5 Cooling System Woes...
  153. HT4100 SYSTEM PROBLEM E047 and B334
  154. Is lifter tick normal on a 4.9?
  155. Coolant and Supplement Change Intervals
  156. 4.1 v8 injector resistance
  157. OIL cooler lines leaking
  158. engine oil
  159. Need help
  160. Need a little help
  161. No Spark
  162. Normal??
  163. Coolant Questions
  164. Another tip for 4.x car owners
  165. Trans Fluid Capacity, '93 Deville, 4.9
  166. dumb question, anyone know where the pcv is on a 4.9?
  167. 4.9 hesitates on highway
  168. How many miles can you expect out of a 4.9 engine and transmission?
  169. 4.9 Exhaust Note
  170. 4.9 Will Not Idle Below 2500rpm!
  171. Engine miss.......AGAIN
  172. Ht4100 V8
  173. Need transmission advice, please!
  174. Not Sure What Engine I have
  175. Turbo Muffler on a 4.9
  176. Premium Fuel in the 4.9?
  177. Ht4100
  178. HT4100 v8 frd eldorado
  179. Alternator issues
  180. HT4100 Hesitation Advice
  181. A/C Recharge
  182. Anyone change a starter on a FWD 4100?
  183. ac problems
  184. 1991 Seville
  185. 1985 Eldorado thinks it a diesel?
  186. 4.9 Problems at Wide Open Throttle
  187. Eldorado and the 4.1 engine ... ????
  188. HT 4100: Avoid at all costs????? Help!
  189. Changed PCV Valve at 98k Miles
  190. Engine Noise
  191. Speed Limiter
  192. Starter/voltage problem...
  193. engine swaps - 4500, 4900, 4100 engines
  194. Service Engine Light
  195. tachometer [jumps] 4.9 Seville
  196. boost HP on a 4.9 in my 1992 seville
  197. 83 Coupe Deville hard code 33 problems
  198. 4.9 shudder when at idle
  199. Possible injector leaks?
  200. Out of no where, my 92 Eldo did not start today.
  201. HT4100 Engine 250V8
  202. Help with and '89 Deville w/4.5L
  203. Tune-up questions, spark plugs
  204. Mystery Grind in Transmission, Engine, Where?
  205. 85 Deville 4100 Driveability
  206. I dread turning this car off!
  207. 4.9 instead of 4.5??
  208. 88 cdv
  209. Should I buy a car with a 4.1 L Engine?
  210. Ok ive given up on this engine.
  211. Oil test shows coolant contamination in 4.9!
  212. Need 2 things please...
  213. honest mpg of 4.9 city driving survey
  214. transmission bump on downshift
  215. ISC motor 1993 Deville
  216. Think i messed something up
  217. A little help needed identifying a loose connector
  218. Intermittent ISC? TPS? Problem still
  219. 4.9 STILL runs rough sets codes
  220. TPS Question
  221. Maitenance Questions, 4.9L 1993 Deville
  222. loud rumble now when stopping now
  223. 4.1L Oil Cooler path through Radiator
  224. Can overheating a 4.9L once damage your headgaskets?
  225. 4.9L: original red/blue A/C valve caps?
  226. Better intake for the 4.1L
  227. Idle is too high now
  228. Slight fuel leak at TBI
  229. Check Vehicle Light
  230. Setting Timing on '84 HT4100 4.1L
  231. tuning Questions for a 93 deville
  232. gas leak from cannister (85 Eldorado)
  233. High startup idle?
  234. Car wont shift on its own but shifts manually
  235. Coolant Supplement?
  236. Calling all 4.5 PFI and 4.9 PFI Owners
  237. Think the engine/tranny would last?
  238. Rocker Arm Support Part Problem-HELP?
  239. Problems w/ 4.9
  240. HT4100 Misfire Question
  241. indexing spark plugs
  242. 4.5L L (front) Cracked Header
  243. Alternator Issues--Please Help!
  244. Another Isc Question?
  245. 4.1L.. What's the problem?
  246. Best way to bleed the cooling system?
  247. car runs too rich didnt pass smog
  248. ht4100 engine cleanup. how to?
  249. Why An Aluminum Block with Iron Heads?
  250. 1985 deville runs great but