: Northstar Engines and System Technical Discussion



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