: 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. Highway millage.... bad....
  2. 88 Eldorado - rough idle, intermittent miss
  3. 4.1vs4.9
  4. Tranny Blew out
  5. Transmission wiring diag.
  6. Car not starting, please help
  7. So what do you like about your 4.9?
  8. 4.9 EGR system....
  9. Th 350
  10. problems removing oil pan - Please Help!
  11. 4.1 to 307 swap question
  12. Exhaust question once again
  13. BBob and anyone else, whats the say on synthetic?
  14. HEI In-cap Coil - What our the differences?
  15. tranny warmup?
  16. These 4.9s have some power!
  17. water pump, water pump, water pump,
  18. 1990 DeVille has" the shakes" and revs on its own
  19. 4.9 pinging not under a load
  20. Barometric Pressure Sensor location
  21. Exhaust leak in engine compartment?
  22. 5W-30 Vs 10W30 for the cold winter?
  23. trans delays shift
  24. Rebuilt motor for an 85
  25. 87 Eldo w 35,000 mi, Change tran fluid?
  26. Fuel Injector Impedance - High/Low
  27. How to make a wooden Engine Support Fixture J-28467
  28. 4.1 Coolant Leak from block-PLEASE HELP!
  29. 84 coupe deville fan shroud
  30. Mileage and Power loss, again.
  31. 4.9 valve cover gasket
  32. C-v joint
  33. 82' couple 4100 - accelerating by itslef - HELP
  34. Do I have to change coolant?
  35. 1990 4.5L Eldroado Engine running rough
  36. 4.9 speed limiter...
  37. Is this the right stuff, going to attempt this weekend
  38. TPS setting
  39. Tune up on a 89 Deville w/ 4.5
  40. Quick Question
  41. 92 eldorado E0085 dtc help pls
  42. Engine Rattle
  43. 4.1 chrome?!
  44. WHat Buttons Do I hit to CHeck the Error COdes On My 93 4.9?
  45. 4.9 off idle stumble
  46. HELP! Would a bad EGR valve cause my car to run rough on the highway?
  47. White Smoke
  48. Radiator Leak
  49. 4.5 Vs 4.9... Compairable?
  50. ROUGH idle , strange code .
  51. 85 Fleetwood FWD Engine Trouble
  52. WTB: ASAP 4.9L Front Exhaust Manifold
  53. 91 Deville 4.9 rough idle
  54. My 86 SedanDeville is running rough above 55mph
  55. Has anyone converted to the electrocruise?
  56. '86 DeVille HT4100 knock - please help :-(
  57. Engine noise while in park?
  58. 4.9 with poor gas mileage. just changed o2
  59. Low Oil Pressure
  60. Changing oil pan gasket
  61. Looking for a couple of VSS wires - '91 Deville
  62. the return of E48/E49
  63. 84' seville is a mess!
  64. EGR Vavle
  65. engine swap
  66. 92deville, idle(rough) Injector service??
  67. CAM sensor
  68. supercharging the 4.9
  69. Please help me with my 4.1..or give me a mechanic who can
  70. How to remove/replace rattling CAT
  71. pellets and 4.5 engine
  72. ohm reading for injectors on 4.5
  73. ? acceptable ohm resistance for injectors
  74. Intermittent Stalling
  75. 4.5 EGR vs. 4.9 EGR
  76. 4.5 engine
  77. Pushrod?
  78. Got new codes today.
  79. 90 Deville Dies while driving
  80. 84 4.1 Swap To 305/350 ?
  81. new to the forum, need a little help (90 4.5l pfi)
  82. Air Pump Seized (4.1 engine)
  83. OBD I codes for 4.x Engines
  84. junked 4.1 installed chevy 5.0 runs great
  85. I replaced my tps and isc but it stall every now an then
  86. Engine running rough
  87. 85 cadillac seville
  88. '93 4.9L Spark Plugs and Wires
  89. TCC location, please Help!!
  90. White smoke still coming from exhaust?
  91. Starter Disabled "Anti-Theft"
  92. need source for 99 cadillac service manuals
  93. HT4100 coolant issue.
  94. 92 (4.9L) stalling
  95. Cars starting to run a little better!
  96. Oil Overfill Cause Engine Damage?
  97. 4T60E Trans Sport Mode???
  98. can't advance computer beyond PCM?
  99. Turbocharge the 4.9L?
  100. Transmission Wont Shift
  101. discontinued?
  102. Replaced Injectors.. Still no action in Cyls 3 and 4?
  103. Edelbrock engine....
  104. Rough Idle
  105. A/c
  106. Speedometer problems......
  107. 1985 Seville HELP NEEDED
  108. Weird A/C air condition problem
  109. Size of O-rings in fuel line
  110. Fuel Filter Location.
  111. 94 Deville Boils Over after Engine Off
  112. Dexcool in a 4.9L???
  113. 1992 4.9 goes to open loop at HWY speeds.
  114. Bad Engines?
  115. fuel pump location (84 4100)
  116. car wont start (84 4100)
  117. Overhauling and Modifying a 1982 HT4100
  118. 92 deville bad head gasket selling?
  119. 92 deville please help
  120. New 4.9 problem, horrific idle, backfiring
  121. Oil Cooler...
  122. 83 eldorado with new reman engine and tranny timing / ping probs
  123. 4.1 to 4.7
  124. Car giving me fits
  125. 89 Seville idles at 2200
  126. help with codes
  127. 4.5 cranks but no start
  128. 4.9L Stalling out
  129. 'Service Engine Soon' Light on my 4.9 DeVille - Any ideas?
  130. Pistons for a 4.5L and 4.9L the same???
  131. 4.9 distributor help
  132. umm...help please!
  133. 84 coupe deville codes
  134. engine swap
  135. 1990 deville starter replacement
  136. TPS Enhancer
  137. What kind of spark plugs for the HT4100?
  138. Vehicle Data List, Can you spot the problem?
  139. changing belt
  140. 92 Deville - OIL IN COOLANT
  141. 94' sedan deville woes Heeellllllp.
  142. What are the troubleshooting steps for injectors/plugs/wires?
  143. 4.9 Engine Oil Cooler Line replacement
  144. INTERMITTANT "Missing" and rough running/idle
  145. Ppplllleeeeaaassseee Help!!!
  146. ok so maybe its the alternator
  147. engine coolant supplement
  148. Ford SVO Injectors, Can i use them?
  149. '85 Deville Engine Temp Fan Light
  150. If I disconnect the battery.....
  151. 4.9L distributor questions
  152. How to go into different parts of OBD?
  153. gas smell?
  154. 92 Deville Surging during idle!
  155. symptoms of a bad cat?
  156. ebay purchase question?
  157. Flowmaster 80 Series-I LOVE IT!
  158. Over Heating
  159. high throttle on start. Code 26
  160. Fram Air Hog-Test
  161. 4.9L Roller Rockers?
  162. '86 Fleetwood 75 FWD
  163. TPS Adjustment for 85 4.1 (RWD)
  164. where is the thing???!!!!!!????
  165. radiator removal and installation
  166. 92 deville "set timing mode"????
  167. Ahh!!!
  168. What to do to make car stop running rich?
  169. 92 deville clicking after shut off???
  170. Spark Knock, Continued....
  171. Throttle Body and Air CLeaner Housing
  172. Engine Dies...
  173. Quick PCV question
  174. reman Ht 4100 is in looking for reman tranny advice, sources, install, fluid etc.
  175. bogging 4.9 in a Fiero
  176. Hi - 89 Deville 4.5 Liter V8 in 84 Pontiac Fiero
  177. Overheat Problem
  178. '89 DeVille, ISP motor bounces
  179. How to tell if water pump is going out?
  180. Overheating Badly
  181. MAT Sensor location...
  182. Serpentine belt for 4.9 ('91 Deville)?
  183. sputtering
  184. Radiator leak
  185. 15 Amp ERLS blowing
  186. 94 deville fuel delivery prob. HELP!
  187. wtf
  188. loud tapping noise in the left bank sounds like from top end
  189. swap engine
  190. eric
  191. replacing a broke pulley
  192. Jrb
  193. 87 eldorado 4.1L in an 84 fiero - SES light ON
  194. so many codes!
  195. 91 Deville 4.9 with no power- Need Help
  196. 0.07 volts for ground???
  197. 87 Eldorado 4.1L
  198. type of oil
  199. ISC motor idle speed
  200. how do i remove the throttle body?
  201. got my 4.1 reman in but it wont fire up
  202. High RPM on Motor Start - 4.9
  203. 4.5 V8 Water in Oil
  204. 88 4.5 V8 Water In Oil
  205. Aftermarket 4100 Parts?
  206. coolant leak from timing cover?
  207. Hammer -vs- Fussy Starter
  208. bad thermostats, hopefully?
  209. 4.1 TPS sensor
  210. Strange engine/ecu problem
  211. Best motor oil for 4.9?
  212. 4.5 Coolant Problems, Leaking Fluid - but from where?
  213. simple 4.9 questions
  214. 4.9L Firing order + Cylinder location HERE!
  215. 4.1 Rough Idle
  216. Best (Worst) Air Filters to Use
  217. 4.9L performance upgrades?
  218. 4.1 to 4.5 swap
  219. How much for New Head Gaskets?
  220. new mat and coolent sensors
  221. rough idle and sputtering
  222. 4.1 exhaust manifold
  223. 4.9 Head Gasket
  224. problem with "service engine soon"
  225. Advance timing on 4.9
  226. What MPG for 87 Eldorado, 4.1?
  227. E048 EGR fault code how to fix?
  228. 4.9 And The Gas Mileage Sucks!!!
  229. Any way to disable the ses light?
  230. 95 deville tranny question
  231. 92' dies then restarts by its self
  232. ECM pinouts
  233. Dead 89 deville engine
  234. Going to be a long weekend
  235. A few questions for the Caddy Experts 4.9L
  236. old radiator cap problematic?
  237. 4.9 ltr
  238. 4.9 reliability :P
  239. Help With Code
  240. confused
  241. 4.9 Ltr Timing Belt?
  242. Drive ADL switch?
  243. spark plug question
  244. code ro15
  245. 92 Fleetwood 4.9 hesitation/code help
  246. 4.5 no start, no life. sorta familiar
  247. Yea another code ??
  248. 4.1 Operating Temperatures
  249. coolant leak
  250. A few questions regarding the 4.9