: Northstar Engines and System Technical Discussion



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  1. MSD DIS-4 and/or Interface modules??
  2. Any info on shift improvement kit for 4T80E?
  3. Need a time-sert kit!
  4. Intermittent VSS!!
  5. Lots of exhaust smoke-95 SLS
  6. Who actually designed the Northstar what's his name?
  7. Do N* heads crack EVER?
  8. New Exhaust
  9. Head Studs?
  10. Removing pully?
  11. White "burned" spark plugs?
  12. What Oil?
  13. Variable Valve Northstar question
  14. HELP!! '96 Deville Starting Problem
  15. Nitrous Wet Or Dry???
  16. Help! 94 Concors
  17. !996 Cadillac Deville Exhaust Smoke Problem
  18. RPM steadily increasing (93 N*)
  19. starter
  20. Opinions on head gaskets vs. engine swap?
  21. Water pump 'sound'?
  22. 10% alcohol fuel...bad news
  23. Needed ASAP:Fuel pump replacement for 1996 Deville
  24. Post Tune-Up questions
  25. Half case leak check
  26. o2 Sensor Help
  27. Throttle Body?- 95 SLS
  28. HELP! 5-6 sec. Cold Starts
  29. My car is about to get sold.
  30. Advice on engine miss and motor mount
  31. 1996 Eldorado ETC overheating.
  32. Spark Plug question for N*
  33. 92 cadillac deville won't start
  34. Timecerts pulled out !
  35. Fuel rail recall expanded
  36. 97 overheating update/helms/questions
  37. Identifing a part (1993 STS - N*)
  38. Dealer Says I Need A New Engine: PLEASE HELP
  39. P0441 Whats this caused by?
  40. Leaking Head gasket cause miss at idle?
  41. from active 2 passive shocks
  42. Water pump belt
  43. Throttle Body Question
  44. need trouble code definitions
  45. Dtc P0503 1520 And Transmission Slip
  46. My 97 Deville is hard to start only when cold
  47. Fuel Gauge Damage by High Sulphur Content
  48. Aurora specs-parts?
  49. Coolant type HELP!!!!
  50. Sources for water pump pulley puller/installer
  51. Stupid muffler question!!!
  52. Differences between the VIN 9 and Y
  53. Northstar overheating
  54. Performance mufflers reliability
  55. Oil pressure sensor on Northstar
  56. How many miles on your N*?
  57. Mobil 1 Now Required ??
  58. is the northstar junk?
  59. 98 STS Staled Out! and wont start.
  60. North* pros and cons?
  61. STS Engine installed IMPECCABLE JOB!!!
  62. Thanks on the 97 overheating
  63. Towing with a STS...
  64. 97 eldo missfiring
  65. North* oil pan removal ELDO ETC
  66. Throttle Body
  67. Northsatr question (years)
  68. 1999 Caddy stalls while driving
  69. Misfire and P046
  70. 94' SLS oil leak?
  71. 02 Deville keeps dying...please help!
  72. radiator replacement
  73. PCM code p039
  74. 97 ETC overheating questions
  75. Bars Leak "Oil additive" not Coolant!!
  76. WTF? Intake Manifold Noise?
  77. Northstar main cap bolts
  78. 2002 Deville poor gas mileage
  79. best repair manual for 97 eldo
  80. who fixes your caddy?
  81. plug wires 97 etc
  82. N* Summer Maintenence
  83. transaxle shift relays?
  84. northstar as a plane engine?
  85. How does the PCM know what gear it's in?
  86. Screwed up water pump
  87. Head gasket price/strategy?
  88. TCC stuck OFF
  89. waterpump
  90. 97 ETC overheating
  91. Changing Coolant and the Right Number of Tablets
  92. Shh, it happened! then starting with 2 simple questions...
  93. Mid-grade fuel?
  94. North* easy tune up
  95. more top end speed
  96. My New 94 Eldorado
  97. Starts fine when cold, hesitates when warm...
  98. Northstar using unleaded fuel?
  99. It's Alive again
  100. Need water pump help ASAP!!
  101. Changing final gear ratio
  102. Changing '96 head gaskets....What else?
  103. Problem with RSS
  104. fuel pump pressure
  105. No heat inside the car
  106. Engine Coolant Change out
  107. Coolant question, 4.6 northstar
  108. Intake/Fuel Problem?
  109. Galloping Goose
  110. Engine Mountings 98 STS
  111. Which Brand Spark Plug is the best for 98 Deville?
  112. Redrilled cam sprockets vs aftermarket cams
  113. Dyno2000 Northstar File
  114. Procedure for removing and replacing heater core
  115. Pcm?
  116. Baffle Plat.. Bad design in older N*
  117. Motor Mounts for 97 sts
  118. N* & Mityvac Fluid Evacuator?
  119. Attn Phil!!!!
  120. north swap
  121. Mods for my 93 STS????
  122. Need to know ASAP: # of bellhousing bolts
  123. Gray exhaust smoke - '96 SLS
  124. '94 Northstar Rebuild--Need Specs.. Help?
  125. Mounts and Shocks
  126. Oil Consumption with the Northstar - any problems?
  127. Bonneville GPX/Northstar
  128. Question on switching from Premium to Ethanol Blended gas
  129. Cold driveability problem - '96 SLS LD8 128K
  130. 120 Mph Speed Limit??????
  131. Thoughts on "Royal Purple" oil ?
  132. Better mileage on regular?!?
  133. 112 mph limiter
  134. Air Filter box - more air???
  135. is WOT mandatory for a deville 2000
  136. Specified Northstar Max RPM Vs. Actual on Tach
  137. Coolant Capacity for 97 DeVille?
  138. Check out the codes in my 97 Deville... what do they mean ?
  139. Fleetwood Fuel Pump
  140. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  141. It's Aliiive! *evil cackle*
  142. Bad Fuel Pressure regulator ?
  143. 96 Eldo overheating
  144. trans/motor mounts
  145. Help with Intake cover & gasket
  146. Starter problems on my 94 N*
  147. N* Head Milling Machining
  148. Tricks to Change Fuel Pump 97 STS??
  149. Coolant problem - please help!!!
  150. 95 Aurora hard to start !!
  151. Just bought my Caddy, need help !!! PLEASE !!!
  152. Compression Test for Head Gasket Leak
  153. 95,sts cooling ????
  154. What Went Wrong ???
  155. Coolant pellets, how often?
  156. 94 ENGINE fit a 98??
  157. error sorry
  158. i got my n*
  159. JB metalweld
  160. Friends Used 1999 DeVille
  161. N* Rear Headgasket - replace in the car?
  162. wood grain steering wheel
  163. replacing cams on N*
  164. How do you explain the northstar's short comings?
  165. Easy Serpentine Belt Threading
  166. 96 STS Service Emissions System Service Engine Light
  167. radiator fans?
  168. Missing?
  169. Plugs and Plug Wires
  170. Headgasket - How long, how much?
  171. 97 Deville: Digital Fuel Gauge Problem
  172. After WOT engine started missing.
  173. RWD Northstar(s)?
  174. sorry+question
  175. wut ^ all got a newb question/story
  176. Torque test and gas cut off?
  177. Cams replaced 2000 DTS
  178. 15W-40 Oil?
  179. Tune-up on 1999 Deville D'Elagance
  180. Ugh.. Broken drill bit.......
  181. A/C Condensor removal ...
  182. supercharger on my eldo
  183. My problem
  184. modular fuel rail?
  185. HELP Car not starting!
  186. Vote for CTS-V NOW
  187. Northstar idle
  188. Is my A/C compressor toast?
  189. Performance Chip!!!
  190. A/C Compressor Clutch
  191. coolant change procedure
  192. $4500 to replace head gasket...
  193. 94 concourse running rough
  194. 94 coolant leak
  195. Engine Out Bottom or Top?
  196. Water Pumps
  197. p076, transmission pressure solenoid help
  198. Transmission pan and Intake Manifold cover
  199. No TCC lock-up
  200. Trans. going out?
  201. Northstar worries
  202. dloch - &others swapping intakes...
  203. Bonneville GXP owners FYI
  204. bbob- help!
  205. Low oil pressure?
  206. 2x4s - raising the intake manifold
  207. Bbob
  208. I figured it out!!!...Almost..:(
  209. Northstar error codes, OBD1 and OBD2
  210. after market chip up date?
  211. I think I'm cross-eyed
  212. Code T061 What Is It? How To Diag?
  213. N* cylinder heads question, Bbob
  214. finally got a code help help
  215. Norstar Leaking Enginer ...............CURE !
  216. 1995 eldorado northstar
  217. high idle
  218. Any word on the S/C project?
  219. 7 seconds before start.,
  220. Started removing the northstar
  221. Coolant Temp
  222. does a Northstar have lifters-how to replace
  223. 4.6 Northstar Engine mod question.
  224. All kinds of noises
  225. I Think I Threw a Rod
  226. 2000 Eldorado using oil???
  227. Diagnostic codes
  228. Northstar aftermarket and tuneability questions
  229. Diesel oil in gasoline engines...BBob, opinion?
  230. Lawrence Look
  231. what is wrong my engine or converter
  232. Bbob Look
  233. 93 Eldo cuts out on accel and shorts in Radio
  234. Seville not running right
  235. Alternating Types of OIL
  236. 96 Eldo jerking
  237. Head torque sequence
  238. Tool Hunt
  239. Tire Recommendation For 2000 Deville
  240. Have Questions About An Eldorado
  241. Swapping heads 94 -> 96
  242. Trans or Oil Cooler ?
  243. Oil leak is from pan
  244. me=moron
  245. Different Oil for Leaky Seals?
  246. Head vs. intake manifold gasket/overheating
  247. 98 STS spewed coolant...
  248. n*= @#$%^&*(
  249. 97 concours steering
  250. change trans fluid?