: 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. 84 Seville - low speed hesitation
  2. How long will it last?
  3. 4.5 to 4.9
  4. 85 Seville 4.1 Knocking?
  5. poor gas milage
  6. Outside temp sensor location---4.9 litre.
  7. My Car is Fixed!!! New Camshaft and Lifters
  8. Water pumps...Generally speaking.
  9. NOISEY cold start ups with the pulleys, only to quiet down when warm.
  10. 93 deville 4.9 noisey cold pulleys, quiet when warm. whats going out?
  11. My speedometer is WAY off, and has problems in park
  12. 91 deville Starter enable relay
  13. gas issue
  14. '88 DeVille EXTREME ISC problems
  15. 92 STS - Stalls anywhere but the highway.
  16. 93 Eldawg Stalls while driving but drives great
  17. EGR System Question
  18. 1987 Cadillac Deville No Fuel Preasure Im lost
  19. ECM questions
  20. Bosch 19# Injectors
  21. I Lost First Gear, Car barely moves with throttle!
  22. 83 Deville Performance?
  23. would an oil stabilizer help with burning
  24. OBD1 Codes
  25. HT4100 Brand New
  26. Help! 1983 Seville with HT-4100 FWD, need ideas for a swap-out?
  27. 85 Fleetwood FWD Won't Start! Help!
  28. Any good 4.x mechanics in the Detroit area?
  29. Water Pump Removal
  30. 1985 4.1L Distibutor Drive Gear for oil pump
  31. 6.0L? say what?
  32. '91 4.9 swap into a rear drive application?
  33. 1985 Fleetwood FWD 4.1L hesitation/rough idle/won't start
  34. Possible Transmission Problem when shifting from park
  35. Water Pump - Snapped Bolt
  36. replacing camshaft bearings?
  37. 85 Deville 4.1L Oil problems.
  38. Won't Start After Driving
  39. need help concerning tune up
  40. should I replace the catalytic converter
  41. 1990 deville shifting problem
  42. TBI injectors
  43. Flat cam or bad lifter?
  44. Code E15???????
  45. flickering Service Soon and no codes...
  46. 4.1 Engine: Sensor Above #8 Spark Plug?
  47. how many mods do you all know about?
  48. high output alternator
  49. ISC RPM Out Of Range
  50. Non GM parts=sick Cadillac??
  51. 4.9 Deville Concours driving terrible again!
  52. Torque converter lock up solenoid, Where?
  53. Engine Swap
  54. 85 Eldo HT 4100 ISC/TPS
  55. 4.5 spark plugs
  56. 4100 engine temp??
  57. Weird 4.9l issues
  58. Finally Solved 4.1 Hesitation: Coil & Plug Wires
  59. Need help with 85 Eldo HT4100 Tuneup
  60. 91 Fleetwood injector impedence?
  61. How do I access the internal codes and what are the normal parameters for a '92 4.9?
  62. SERVICE SOON telltale light!!
  63. Cadillac 4.5L PFI and 4.9L PFI IAT?
  64. my 4100--what would you do
  65. Another BIG 4.x Engine Tip--Especially for 4.1 Owners
  66. what is that god awful smell
  67. '92 Deville 4.9 runs great at startup, runs like crap when hot
  68. e44 o2 error
  69. 4.1 Sputters and pops
  70. Tips on swapping HT4100 for 500
  71. Coolant Temp Light = Sensor?
  72. Need Tps Help
  73. 4.9l Starter Connection Problem
  74. 91 Deville 4.9l No Start Issue
  75. 4.9 stalling problem,and allante question
  76. Conflicting torque information
  77. Replaced Water Pump on 89 4.5 Still leaking
  78. 4100 seville engine swap help needed
  79. 4.1 to 4.9.... RWD?
  80. Blower motor not operating
  81. Any great 4.9 mods?
  82. Remanufactured HT4100 - 10K and now oil in radiator/leak
  83. HT4100 Running BAD when warm.
  84. EGR stack tubes?????
  85. HT4100 Backfires
  86. Checked your A.I.R. system filter lately?
  87. 1990 Deville PRNDL problem
  88. 1990 Deville running poorly.
  89. Thanks for the muffler info
  90. Fuel/exhaust smell seems too strong...dangerous?
  91. 4.9ltr Northstar performance?
  92. anyone know how to remove the crankshaft pully 1990 deville 4.5
  93. 1994 Deville Running Rough
  94. What does this code mean?
  95. Fuse Popping on AC Clutch
  96. 93 Seville 4.9 rough idle, slow response, P041 code
  97. 1985 Eldorado Engine Died! help!
  98. A 4.X Water Pump Story - Not for the Faint of Heart
  99. service vehicle soon is on my dash
  100. Intake gaskets leaking...common problem on the 4.9?
  101. newbie need help
  102. 4.9 Pinging
  103. Stumbling on the on ramps 4.9
  104. Advice/Help Please -- Goodyear Gave Up
  105. 4.9L idle issues... no power.. etc.. TPS?
  106. 4.9 Engine Oil Capacity - 92 Seville
  107. Eldorado Driveability
  108. New member planning mods to 90 STS
  109. 4.5L TBI whistling
  110. 4.9L 1991 Seville driving me crazy - won't start
  111. Fuel Data Center Answers
  112. PCV valve location on 4.9 litre.
  113. HT4100 Driveability Question/Problem
  114. Replacing water pump on '87 4100 - tips?
  115. Plug Wire Order-87 Ht4100
  116. intermittent miss and other weird happenings
  117. 4.5 Cooling System Woes...
  118. HT4100 SYSTEM PROBLEM E047 and B334
  119. Is lifter tick normal on a 4.9?
  120. Coolant and Supplement Change Intervals
  121. 4.1 v8 injector resistance
  122. OIL cooler lines leaking
  123. engine oil
  124. Need help
  125. Need a little help
  126. No Spark
  127. Normal??
  128. Coolant Questions
  129. Another tip for 4.x car owners
  130. Trans Fluid Capacity, '93 Deville, 4.9
  131. dumb question, anyone know where the pcv is on a 4.9?
  132. 4.9 hesitates on highway
  133. How many miles can you expect out of a 4.9 engine and transmission?
  134. 4.9 Exhaust Note
  135. 4.9 Will Not Idle Below 2500rpm!
  136. Engine miss.......AGAIN
  137. Ht4100 V8
  138. Need transmission advice, please!
  139. Not Sure What Engine I have
  140. Turbo Muffler on a 4.9
  141. Premium Fuel in the 4.9?
  142. Ht4100
  143. HT4100 v8 frd eldorado
  144. Alternator issues
  145. HT4100 Hesitation Advice
  146. A/C Recharge
  147. Anyone change a starter on a FWD 4100?
  148. ac problems
  149. 1991 Seville
  150. 1985 Eldorado thinks it a diesel?
  151. 4.9 Problems at Wide Open Throttle
  152. Eldorado and the 4.1 engine ... ????
  153. HT 4100: Avoid at all costs????? Help!
  154. Changed PCV Valve at 98k Miles
  155. Engine Noise
  156. Speed Limiter
  157. Starter/voltage problem...
  158. engine swaps - 4500, 4900, 4100 engines
  159. Service Engine Light
  160. tachometer [jumps] 4.9 Seville
  161. boost HP on a 4.9 in my 1992 seville
  162. 83 Coupe Deville hard code 33 problems
  163. 4.9 shudder when at idle
  164. Possible injector leaks?
  165. Out of no where, my 92 Eldo did not start today.
  166. HT4100 Engine 250V8
  167. Help with and '89 Deville w/4.5L
  168. Tune-up questions, spark plugs
  169. Mystery Grind in Transmission, Engine, Where?
  170. 85 Deville 4100 Driveability
  171. I dread turning this car off!
  172. 4.9 instead of 4.5??
  173. 88 cdv
  174. Should I buy a car with a 4.1 L Engine?
  175. Ok ive given up on this engine.
  176. Oil test shows coolant contamination in 4.9!
  177. Need 2 things please...
  178. honest mpg of 4.9 city driving survey
  179. transmission bump on downshift
  180. ISC motor 1993 Deville
  181. Think i messed something up
  182. A little help needed identifying a loose connector
  183. Intermittent ISC? TPS? Problem still
  184. 4.9 STILL runs rough sets codes
  185. TPS Question
  186. Maitenance Questions, 4.9L 1993 Deville
  187. loud rumble now when stopping now
  188. 4.1L Oil Cooler path through Radiator
  189. Can overheating a 4.9L once damage your headgaskets?
  190. 4.9L: original red/blue A/C valve caps?
  191. Better intake for the 4.1L
  192. Idle is too high now
  193. Slight fuel leak at TBI
  194. Check Vehicle Light
  195. Setting Timing on '84 HT4100 4.1L
  196. tuning Questions for a 93 deville
  197. gas leak from cannister (85 Eldorado)
  198. High startup idle?
  199. Car wont shift on its own but shifts manually
  200. Coolant Supplement?
  201. Calling all 4.5 PFI and 4.9 PFI Owners
  202. Think the engine/tranny would last?
  203. Rocker Arm Support Part Problem-HELP?
  204. Problems w/ 4.9
  205. HT4100 Misfire Question
  206. indexing spark plugs
  207. 4.5L L (front) Cracked Header
  208. Alternator Issues--Please Help!
  209. Another Isc Question?
  210. 4.1L.. What's the problem?
  211. Best way to bleed the cooling system?
  212. car runs too rich didnt pass smog
  213. ht4100 engine cleanup. how to?
  214. Why An Aluminum Block with Iron Heads?
  215. 1985 deville runs great but
  216. 85 Seville with 4.1 Engine: Buy or Run?
  217. Anyone change the valve cover gaskets?
  218. Horrendous gas mileage
  219. Failed smog test - high CO
  220. Looking f/a 4100 4.1?
  221. 85 Deville TV Cable Adjustment
  222. fuel injection??>??
  223. 4.9L seville/deville fastchips or superchips performance chip
  224. keeps going like the energizer bunny
  225. E055 OBD1 Code
  226. Air Filter Question
  227. Serevice engine soon
  228. 4.1/4100 Distributor Hold down- how to tighten???
  229. 4.9 litre plug wire access problem.
  230. Engine mount - Any unique replacements?
  231. 4.9 Squeaking at Idle
  232. The continuing saga of my tranny problems...please help!
  233. 86 Fleetwood engine swap
  234. What senses the RPM on HT4100 engines?
  235. Open Throttle Switch Signal E27
  236. 83 FWB Idle Problems
  237. Got a code do not know what or where to check
  238. weird SES and hard start problem
  239. Sputtering, loss of power when hot
  240. Your opinion of the 4.5L V8 in the 88 DeVille
  241. oil
  242. Tranny Slipping?
  243. part identification 4.9
  244. 1992 seville 4.9 fuel filter location
  245. Good old 83' Coupe Deville
  246. new cadillac seville owner coolant flush
  247. 1993 Deville power steering pump failure
  248. ECM software
  249. 130 mph in a 4.9!
  250. Frozen Pulley