: HT4100 4.1, 4.5, 4.9



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  1. Distributor won't drop.....
  2. '94 Sedan Deville, Parting out...Complete car
  3. 4.5 mess
  4. 4.9 intake gaskets
  5. Vacuum tube replacement
  6. Changing belts on 84 deville
  7. Coolant leak from WP cover
  8. Distributor Compatiblity 4.9 into a 4.5?
  9. Heater Core Removal 83 Eldorado
  10. 91 deville needs head gasket
  11. Sluggish acceleration
  12. 93 Eldorado clunking under load
  13. 4.1 just cuts out then comes back
  14. Oil pan gasket: Is it worth it?
  15. 4x engine as boat power?
  16. Cat converter exhaust flange
  17. Cooling system sealant
  18. 1983 4.1, 6 mpg in town driving ????
  19. 4.9 Headgasket ?
  20. E13, e44
  21. Help w/ Temp Fan Light on '85 Deville
  22. 15w-40 too heavy for a 61k mile 4.5?
  23. Operating temp: Whats the norm?
  24. The Last Stretch:Tranny Mods.
  25. timing marks
  26. Distributor Wiring Harness Compatability?
  27. Going from conventional to Synthetic - Good or bad?
  28. E46 code
  29. E98?
  30. 4.9 Lifespan?
  31. Return Line Pressure?
  32. 92 seville 4.9L engine problem
  33. alternator question
  34. Odd "Cold" Idle
  35. Rotten 4.1 do they just normally overheat ???
  36. Starter Change
  37. 83 Eldorado No power to HVAC controls or Mileage calculator
  38. Cam position sensor replacement
  39. A.L.D.L connector, setting timing
  40. The 93 SDV is dead!
  41. 1989 Seville Transmission shifts - Vac Modulator?
  42. thinking about 1994 Sedan deville
  43. Will there be a mess
  44. 1990 Eldorado runs ruff
  45. The 6 flexplate to crankshaft bolts
  46. Coolant
  47. Well, found one of my oil leaks...
  48. 92 Deville Shuts of suddenly
  49. Exhaust manifold gasket set
  50. Fuel Pump Cheat?
  51. 1995 Devile 4.9 Oil Leak
  52. Found my oil-leak
  53. Check this guy out: 91 Seville with 'questionable' mods
  54. Hose substution
  55. Thermostat
  56. Which of these?
  57. New Performance 4.9 Injector Mod. and Adjustable Fuel Pressure Regulator
  58. 1994 Cadillac Deville High Idle
  59. 91 deville, dead miss
  60. heater controls 92 eldo.
  61. How many tablets or bars leak?
  62. Distributor Help
  63. Proper Spark Plug Gap for 4.5
  64. 1990 Deville 4.5 help
  65. Yes, I Did It
  66. Harmonic Balance
  67. ECM Swap! PASSkey Question...
  68. Accel Performance Ignition Module: Real or B/S?
  69. 4100 engine temperature
  70. '90 4.5 No Cam Sensor Reference Signal Journey Through Hell!
  71. Ongoing Issues, running rough poor idle
  72. Trans cooler flush
  73. screw the whole thing - i hate the 4100... swap ideas?
  74. oil sender location - 4.1
  75. code po23??? Any thoughts
  76. 4.9 exhaust info
  77. Throttle valve cable '85
  78. oil pressure light came on - towed home
  79. clackin noise 4.9 deville
  80. Oil-leak solved!
  81. WOW this is a 4.9
  82. PO48 Current/ EGR Fault
  83. Oil Pressure
  84. E98 code on 4.5
  85. ...the HG gremlin got me
  86. Help identify 4.9 engine noise (video included)
  87. Head Gasket 91 caddy
  88. Once again......no joy
  89. BCM Location?
  90. Oil-tube gasket & o-ring
  91. 84 cdv 4100
  92. Question on oil leak - 1989 Seville
  93. No Joy....
  94. RTV on Oil-Pan gasket
  95. Block number?
  96. One problem fixed another shows up. Starter
  97. 4.9 Software
  98. How do I bypass PASKEY
  99. Rough running, bad mileage, unstable idle
  100. Trouble Starting When Warm
  101. Clattering noise from engine front area
  102. What is this hose called???
  103. 83 Eldorado 4.1 auto OD Trans Model # Please
  104. 1986 deville 4.1L
  105. Sedan Deville 4.1 to 4.5 Disaster Swap “This time I got right” part 2
  106. 89 Seville ignition switch click - VATS?
  107. Which a/c compressor to buy for round 4...advice please
  108. Carnut, got it to work, Thanks !
  109. wont start when warm
  110. B336 code, 86 seville
  111. transmission parts and specks
  112. Transmission advice
  113. 4.5-4.9 less inclined for h.g. problems
  114. Transmission Cooler Lines
  115. Severs Idle Problem
  116. 83 Eldo 4.1 Hesitation upon accelleration
  117. Coolant Change and GM Sealant Questions
  118. 95 DeVille PCM Codes
  119. Cleaning an ISC motor from a 1989 Seville
  120. Water in oil - Head/intake maniforld gasket job
  121. Loud bang, car won't turn over. 4100 '82 Deville
  122. Coolant Leak
  123. A/C Compressor Clutch Engagement Issues
  124. 83 Eldo 4.1 Climate Control only lights sometimes
  125. 1989 Deville code help
  126. 1989 Deville code help
  127. 83 4.1 overheated, now, an ISC problem !
  128. car doesn't switch to 3rd gear
  129. Performance 4.9
  130. New Life
  131. 92 Deville 4.9 FPR
  132. plug wire routing conduit/loom
  133. Alternator Pulley
  134. 88 Sedan Deville 4.5L intermittently starts, sometimes dies driving
  135. gear indicator fault :(
  136. 4100 Fuel Problem - Advice Please...
  137. A/C Bypass Belt for 4.5L w/Calif Emissions
  138. i need advice from a tech!!!!!!
  139. HELP! 4.9 Missing and Dist. cap clicking!
  140. 85 eldo 4.1
  141. ht 4100 crankshaft flange 9Harmonic balancer) removal tool?
  142. Mystery drainage of radiator?
  143. Finally replacing 4.9 main bearings
  144. 4.9l stumble
  145. my 4.1 compression numbers
  146. A/C Bypass belt length for 4.9
  147. engine stopped while driving on highway, inside temp not right
  148. The worst gas miliage ever
  149. 86 Seville, 4.1, low idle in drive
  150. electrical diagram needed ASAP
  151. 4.5 questions
  152. 4.5 Miss under full throttle
  153. Reverse slipping?
  154. ignition!!!!!!!!
  155. 4.9 liter--replacing heater core "hoses".
  156. 1982 Deville check engine light
  157. Cruise Control Problem!!
  158. anyone know tps ranges
  159. stripped head bolt please help!!!!!
  160. 1992 Deville fails NOx emissions test
  161. Question Regarding '85 Eldo TPS Fix???
  162. Water Pump Inlet Repair help
  163. I'm afraid to buy these cars ....
  164. Another question - 89 Seville air conditioning leak
  165. 1989 Seville code E13 Oxygen sensor not ready
  166. 1987 - 1989 Fan Control Module
  167. 85 Seville HT4100
  168. How common is this?
  169. deville 4.5 and gm taps
  170. question engine deville 4.5
  171. 4.9 Unstable Idle
  172. torque converter portability
  173. 4.5 High Rev
  174. Oil Feed Pipe o-ring
  175. side gaped spark plugs on a 4.x
  176. 1994 Cadillac Deville,4.9L
  177. 4.9 reverse flow cooling
  178. 4.9L '93 Seville: How do I replace the pickup coil?
  179. All oil gaskets/seals on engine RH side
  180. 4.5 comparied to a 4.9
  181. Th-th-th-that's all folks!
  182. HT 4100 4.1 motor problems - giving up
  183. Power Steering Pum Removal on 4.9
  184. car took a dump today
  185. sings of a head gasket falure in a 4.5
  186. 4.5L engine runs rough
  187. Fuel Injection Cleaning?
  188. Fan Belt Upside Down on Ebay Car?
  189. 92 Cadillac Eldo AC Leak near the fire wall
  190. 4.9l Rpm
  191. 4.9 RWD 5 speed
  192. Can anyone interpert this A/C gauge reading??
  193. clamp-down dist caps
  194. In need of some numbers....
  195. Throttle body spacers on a 4.? engine
  196. HT4100 SES light @ low RPM, much stalling & near stalling
  197. 1992 4.9 injector replacement
  198. Need wiring diagrams.
  199. A/C refrig. temp. sensor question?
  200. Cannot getg into E.6.3 ISC Motor
  201. Sedan Deville 4.1 to 4.5 Disaster Swap “This time I’ll get right”
  202. Pain at the pump and the inspectors
  203. Your advice on the HT 4100 needed/appreciated
  204. 4.9L coolant leak
  205. high output alternator
  206. Have to pump gas pedal to get it to start, then it runs fine??
  207. 4.1 Spark Plug Wires Problem Solved (Maybe)
  208. Weak Battery + Hot Engine - Bad Alternator?
  209. Plug Gap on 4.9L??? (also Bosch Injector Question)
  210. where are the major grounding straps?
  211. I Have Codes... Can anyone interpret?
  212. "illumina" and other Gurus
  213. Fuel Type?
  214. 91 Deville Distributor Coil wiring diagram
  215. Head gasket maybe but hope not!
  216. 4.9 has irratic idle can you help
  217. '86 DeVille rear main seal
  218. where is this supposed to connect
  219. last problem with HT4100 (I hope)
  220. 92 Deville, accelerated on it's own. Friend kinda fixed it but now..
  221. 1991 Seville 4.9L Engine Stumble (TECH PLEASE)
  222. New throttle position sensor?
  223. New Transmission Fluid and Filter
  224. engine pinging off the line?
  225. radiator 1983 Eldorado refurb?
  226. 4.9 ticking when cold
  227. Stop Engine - Oil Light on 1988 4.5L V8
  228. 93 Started, now can't keep belt on
  229. engine pinging???
  230. no chime? cant' open gas lid?
  231. think these are the same parts?
  232. 4.5 Computer Tachometer
  233. Air cleaner cold start door
  234. The Surge - in my 4.9, not Iraq...
  235. 4.9 switched to 87 oct., hard starts, re-time?
  236. 92 deville sound at engine starts and stops
  237. 93 SD 4.9 Gurgling back into the overflow tank
  238. When you buy a remain. ecm, does it come already flashed?
  239. 93 Won't Start
  240. 93 Seville 4.9-Crank position sensor location?
  241. '93 Eldorado - Relays - ELC System
  242. Got new plugs/wires installed on 4.9 today.
  243. 93 deville "CHUNKing" while reved in park or nuetral.
  244. cost of tps
  245. latest 4.1 repairs
  246. 91 Caddy DeVille Sedan Belt
  247. 82 deville tranny problems
  248. 4.1 Question
  249. 1984 Fleetwood 4.1
  250. Trouble codes?