: 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. Is my EGR valave toast?
  2. just died
  3. Newbie 4100 owner advice
  4. Cleaning under hood - recommendations?
  5. It WON'T slow down...
  6. Spark plugs and spark knock
  7. Where is the control valve assembly for the transmission??
  8. Does the ISC motor affect the tranny shifting/downshifting???
  9. Ethanol in your Caddy....?!
  10. Any Ideas? 93 Deville Stalling
  11. Camshaft position sensor
  12. What's wrong with the tranny?
  13. 1990 Sedan Deville - Any Help is Appreciated
  14. Changing Water Pump on 95 Deville
  15. engine ping
  16. hesitation,back fire and bad Idle 4.9
  17. 4.9 performance exhaust
  18. Any Neat Tricks Replacing Lh Head Gasket???
  19. real cold air intake(no short ram)4.9
  20. Throttle Body 1984 HT4100
  21. 4.9 exploding mufflers
  22. Northstar engine builders in So Cal?
  23. A/C Compressor Only Works at High RPM?
  24. How often do you have to calibrate your TPS?
  25. Its not the fuel pump.
  26. Swapping 4.9 to 4.6N*
  27. 4100 coolant loss #3 cylinder
  28. will 4.5L heads bolt up to a 4.1L
  29. Engine Miss...driving me mad...
  30. Compression ratios?
  31. They see me coming OR So they think
  32. They see me coming OR So they think
  33. exhaust leak
  34. Changing Thermostat on 88 Coupe Deville
  35. HT4100 flooding out badly. Code 15,20,52 ?
  36. GM Top Engine Cleaner
  37. Coolant temp gets up around 230 some times
  38. Toasted fuel pump?
  39. What is that tube for?
  40. Finally bought some things for the car !
  41. 4.9L What the Hell is this? ...
  42. Is this converter alright?
  43. Professional injector cleaning?
  44. Is my fuel pressure low???? 93 Deville
  45. E62 Cruise control vacum solenoid error code
  46. I am going to make a cut out
  47. Problem adding a cutout to '90 Seville exhaust system,
  48. Flawed logic or a..
  49. transmission bolt up from 4.5L to 4.1L HT4100
  50. Does Anyone Have A Step By Step Guide To Adjusting The Tps?
  51. All Show And No Go
  52. Coolant issues must be contagious
  53. Coolant gushed out on highway, engine rattles
  54. Yet another exhaust theory question.
  55. 4.5 sounds real good with no cat
  56. Oil Pan Drain Plug Spins
  57. 87 Seville...Engine problems, knocking, overheating,do I shoot it?
  58. Can I use a regular fuel filter?
  59. Where is the fuel filter?
  60. RWD tranny for 4.9L??
  61. please help!!!!!!!
  62. Did I go overboard?
  63. Fuel: Maladies, Mayhem...Mileage!
  64. Errr... Map/Baro code. No clue what to do.
  65. Can a CS144 generator on a 4.9L be opened?
  66. Newbie here with a stall problem!
  67. The tricky TV cable...
  68. Now its knocking and oil light is on!!!
  69. Uh oh! I think my waterpump finally went!
  70. Accursed Ignition Timing...
  71. Whats makes one of your throtte blades wires Loose on one of the throttle blades
  72. How to gut a cat?
  73. Cooling Fans
  74. 90 Seville.. obd codes beginning with R??
  75. Sometimes she idles at 600-625... sometimes 900
  76. Oxygen sensor cured startup WOT
  77. Transmission rough downshifting to 1st
  78. Power Steering Leak...
  79. Tranny problem on an 89 eldo!
  80. If you need scans of service manual.. 1990 Cadillac
  81. This poor ol' car has been so abused.
  82. ****!!!! Flat Cam Now!!!!!!
  83. E53 - Distributor Signal Interrupt
  84. help
  85. HT-4100 modified for flex-fuel?
  86. 94 problem
  87. 4100 Engine Modified for Flex-Fuel?
  88. How important is the PCV?
  89. Replace the alternator or don't do it?
  90. 82 Hearse Hard Starting Cold - Codes
  91. Slight tick at idle, '92 Sedan deVille.
  92. Coolant Hell (and *gulp* headgasket?)
  93. Inconsistent loud bang from under hood
  94. mmmm Swisschesse.......ed the airbox :).
  95. Info on fuel injectors
  96. God No!!!!!!
  97. Reduced EGR flow - Detonation
  98. Fuel Pressure Inquiries
  99. My 4100 will not go past 50mph
  100. How come my motor goes full throttle on startup?
  101. Why are 4.x lifters noisy?
  102. 4.5 TBI vs 4.1 TBI
  103. power steering pump
  104. 93 Deville Loss of Power getting 6-7 MPG !!!
  105. Need Help Bad!
  106. 4.9 Exhaust
  107. 83 Eldorado swapping 4100 motors
  108. Wikipedia contradicted what I thought I knew
  109. I bought another HT4100 - a hearse
  110. Striped 4.9 Head Bolts Please Help
  111. Quick alternator question
  112. Please help! #1 service main part#?? 4.9 3545718 no good according to Cadillac?
  113. changing the distributer cap and rotor on a 91 deville 4.9
  114. Kill Switch - 1990 Cadillac DeVille
  115. Advice! My idle has gone nuts!
  116. SeaFoam Method
  117. Need Throttle Body Help!
  118. Shorted Mat sensor signal, E37.
  119. rhoads lifters?
  120. Say I buy a new 4.5 and transmission.. give me a rundown of wht it takes to put it in
  121. YES!!! It RUNS!!!!!
  122. Plugs and wires..
  123. Shadetree hall of shame.. I did something STUPID
  124. 4.9 Cracked Block Leaking Coolant
  125. How bad is this on the transmission...
  126. Rattling...
  127. Questions about replacing 4.5 motor/tranny
  128. 4.9 is running niiiiiiiiice.....
  129. Questions on ISC
  130. 4100 Timing Advance question.
  131. what causes an e55?
  132. 92 deville 4.9 timing cover question
  133. Why Does ?
  134. Fuel Injector Selection
  135. No overdrive
  136. Wobbly pulley
  137. 4.1 spark plug ????
  138. How much does 4.1 engine weigh??
  139. 1990 Cadillac Sedan DeVille
  140. Here is a video of the 86 fleetwood.
  141. Who's 4100 sounds like this?
  142. What is the BEST MOTOR FLUSH out there?
  143. Collapsed lifter!
  144. MAT sensor?
  145. Engine cradle bolts?
  146. Cam shaft test?...
  147. Can't get these bolts off...
  148. GM top end cleaner or seafoam..
  149. I broke my motor
  150. What causes a f48 code?
  151. Need to know ?
  152. GM Too Expensive Cleaner...
  153. oil problem
  154. I Am A Retard
  155. Engine Miss, (electronic not mechanical)
  156. Help with Plug Wires and a few other items on 4.9L 93 SDV
  157. 1985 4.1 Help
  158. 93' 4.9 Eldorado Heating
  159. Factory 4.x alternator
  160. Back firing/stalling/knocking HT-4100
  161. 88 deville tech question?
  162. Engine Upgrade?
  163. Little help with throttle issue...
  164. Custom Exhaust Manifolds and down pipe... for the 4.9
  165. 4.9 or 4.6
  166. FWD 86 Fleetwood For Sale.
  167. whats the diffrence?
  168. Help with cold stalling problem
  169. Misfire and absent fuel
  170. Timing 4.1L How to loosen dist???
  171. Tranny fluid frustration
  172. rough idle and bad miss
  173. Engine paranoia
  174. What are the pro's and con's of upgradeing your ignition system on a 4.9?
  175. remove fuel rail to change fpr on 4.9
  176. EGR Valve Location
  177. A question of exhaust theory...
  178. ecm data
  179. Fuel Injector Ripoff...
  180. Diagnostic code ?/EGR Valve
  181. '85 Deville, HT4100, considerable problems running properly...seeking help
  182. Looking For More Power From My 4.1
  183. Serpentine Belt Diagram 4100
  184. OBDI vs OBDII; AC compressor
  185. idle problem
  186. 4.9 distributor bushing wear
  187. What should I do to fix my bad gas mialage (really bad)
  188. Does the fpr have to leak to be bad?
  189. What is this sensor on the back of my 4.9 motor?
  190. Need help on alighning PRNDL switch.
  191. P/N for gaskets
  192. 88 Eldorado wont start
  193. prndl code
  194. E046 message
  195. PCV pipe???
  196. 10 mpg city and its not even like a city.Can it be my fpr.
  197. car throwing codes, decypher them please :D
  198. Fuel Pressure 92 Deville
  199. performance ??? ht4100
  200. ht4100 ?????
  201. Breather on 4T60E, is there and if so where is it?
  202. 1990 deville low reading
  203. 1990 deville vacuum
  204. Throttle body gasket?
  205. 90 Deville ignition wire, cap, rotor
  206. 91 deville stumbles after warming up
  207. 83 cadillac 4.1
  208. Timing Chain
  209. Discussion about caddeville's project (split from 4.9 into 88 Eldorado)
  210. Why Wont It Start?!!!
  211. 4.9 into 88 eldorado
  212. 83'Eldorado 2 camshafts later and it wont start
  213. Northern Indiana Users?
  214. engine ping,
  215. Speed limiter...
  216. Octane and fuel prices vs performance
  217. Any fresh tips for re-manufactured 4100 seeker?
  218. 4.5 wont start after head gaskets
  219. Advancing timing, need help...
  220. Whistling Sound
  221. Comparing Dexcool and green stuff
  222. My Fuel Injectors :(
  223. Sonofabitch !!!!!!
  224. 4100 emmissions air pump
  225. 1990 deville help
  226. Power improvement... from a carburator?
  227. Sad Caddy's in the background.
  228. Water Pump for 89 DeVille
  229. Heatsoak and Starters. Is this a Caddy problem too or just Cadero's.
  230. ISC motor problem? '94 Deville
  231. 88 DeVille Serpentine Belt
  232. Noise in Transmission?
  233. Coolant Leak - How to find?
  234. Good care (ATF) for 4T60E
  235. 1994 Deville 4.9 fuel pressure
  236. Please help an old man. (Backfiring voodoo fleetwood)
  237. Please Help! 4.9 won't shift out of second gear.
  238. Tranny problems engaging
  239. 89 deville 4.5 tranny in 93 seville 4.9 will it work?
  240. Need help asap.I have a draeded p093, is my trans gone?
  241. Some people just don't want to listen
  242. 92 Deville Rough Idle Periodic Stallin
  243. (3 4.9 bad mpg.Can low ac refrigerint cause this?
  244. Need a good write up for cleaning Tb and EGR valve please (4.9)
  245. WOT with a high mileage 4.9?
  246. Is my transmission fluid ok or do I need to change it out?
  247. 4T60E transmission problem??
  248. Messed up my transmission
  249. Simple question, what does the HT stand for
  250. Emmissions Testing and the 4.9 and BC Canada guys in here