: Northstar Engines and System Technical Discussion



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  1. coil packs on 93 ETC?
  2. Eating Oil.......
  3. Eror code p0153
  4. ac only blows worm air
  5. air intake pro's & cons
  6. Brand new N*...
  7. 1997 Seville - Tranny
  8. Head gasket progress/ performance?
  9. Bbob - Tranny Oil Cooler Line Quest.
  10. Eldo idle and low speed running ODD- HELP!
  11. 93 Northstar using 5w-30 ?
  12. Cleaning Engine
  13. when do the fans come on?
  14. Fun with lifters
  15. How badly stripped was your block?
  16. 96 cadillac deville troubles !!!!
  17. Starting Problems- 95 SLS
  18. Fuel Consumption-Tornado Fuel Saver
  19. my s/c 98 sts wow
  20. MSD DIS-4 and/or Interface modules??
  21. Any info on shift improvement kit for 4T80E?
  22. Need a time-sert kit!
  23. Intermittent VSS!!
  24. Lots of exhaust smoke-95 SLS
  25. Who actually designed the Northstar what's his name?
  26. Do N* heads crack EVER?
  27. New Exhaust
  28. Head Studs?
  29. Removing pully?
  30. White "burned" spark plugs?
  31. What Oil?
  32. Variable Valve Northstar question
  33. HELP!! '96 Deville Starting Problem
  34. Nitrous Wet Or Dry???
  35. Help! 94 Concors
  36. !996 Cadillac Deville Exhaust Smoke Problem
  37. RPM steadily increasing (93 N*)
  38. starter
  39. Opinions on head gaskets vs. engine swap?
  40. Water pump 'sound'?
  41. 10% alcohol fuel...bad news
  42. Needed ASAP:Fuel pump replacement for 1996 Deville
  43. Post Tune-Up questions
  44. Half case leak check
  45. o2 Sensor Help
  46. Throttle Body?- 95 SLS
  47. HELP! 5-6 sec. Cold Starts
  48. My car is about to get sold.
  49. Advice on engine miss and motor mount
  50. 1996 Eldorado ETC overheating.
  51. Spark Plug question for N*
  52. 92 cadillac deville won't start
  53. Timecerts pulled out !
  54. Fuel rail recall expanded
  55. 97 overheating update/helms/questions
  56. Identifing a part (1993 STS - N*)
  57. Dealer Says I Need A New Engine: PLEASE HELP
  58. P0441 Whats this caused by?
  59. Leaking Head gasket cause miss at idle?
  60. from active 2 passive shocks
  61. Water pump belt
  62. Throttle Body Question
  63. need trouble code definitions
  64. Dtc P0503 1520 And Transmission Slip
  65. My 97 Deville is hard to start only when cold
  66. Fuel Gauge Damage by High Sulphur Content
  67. Aurora specs-parts?
  68. Coolant type HELP!!!!
  69. Sources for water pump pulley puller/installer
  70. Stupid muffler question!!!
  71. Differences between the VIN 9 and Y
  72. Northstar overheating
  73. Performance mufflers reliability
  74. Oil pressure sensor on Northstar
  75. How many miles on your N*?
  76. Mobil 1 Now Required ??
  77. Is the Northstar junk?
  78. 98 STS Staled Out! and wont start.
  79. North* pros and cons?
  80. STS Engine installed IMPECCABLE JOB!!!
  81. Thanks on the 97 overheating
  82. Towing with a STS...
  83. 97 eldo missfiring
  84. North* oil pan removal ELDO ETC
  85. Throttle Body
  86. Northsatr question (years)
  87. 1999 Caddy stalls while driving
  88. Misfire and P046
  89. 94' SLS oil leak?
  90. 02 Deville keeps dying...please help!
  91. radiator replacement
  92. PCM code p039
  93. 97 ETC overheating questions
  94. Bars Leak "Oil additive" not Coolant!!
  95. WTF? Intake Manifold Noise?
  96. Northstar main cap bolts
  97. 2002 Deville poor gas mileage
  98. best repair manual for 97 eldo
  99. who fixes your caddy?
  100. plug wires 97 etc
  101. N* Summer Maintenence
  102. transaxle shift relays?
  103. northstar as a plane engine?
  104. How does the PCM know what gear it's in?
  105. Screwed up water pump
  106. Head gasket price/strategy?
  107. TCC stuck OFF
  108. waterpump
  109. 97 ETC overheating
  110. Changing Coolant and the Right Number of Tablets
  111. Shh, it happened! then starting with 2 simple questions...
  112. Mid-grade fuel?
  113. North* easy tune up
  114. more top end speed
  115. My New 94 Eldorado
  116. Starts fine when cold, hesitates when warm...
  117. Northstar using unleaded fuel?
  118. It's Alive again
  119. Need water pump help ASAP!!
  120. Changing final gear ratio
  121. Changing '96 head gaskets....What else?
  122. Problem with RSS
  123. fuel pump pressure
  124. No heat inside the car
  125. Engine Coolant Change out
  126. Coolant question, 4.6 northstar
  127. Intake/Fuel Problem?
  128. Galloping Goose
  129. Engine Mountings 98 STS
  130. Which Brand Spark Plug is the best for 98 Deville?
  131. Redrilled cam sprockets vs aftermarket cams
  132. Dyno2000 Northstar File
  133. Procedure for removing and replacing heater core
  134. Pcm?
  135. Baffle Plat.. Bad design in older N*
  136. Motor Mounts for 97 sts
  137. N* & Mityvac Fluid Evacuator?
  138. Attn Phil!!!!
  139. north swap
  140. Mods for my 93 STS????
  141. Need to know ASAP: # of bellhousing bolts
  142. Gray exhaust smoke - '96 SLS
  143. '94 Northstar Rebuild--Need Specs.. Help?
  144. Mounts and Shocks
  145. Oil Consumption with the Northstar - any problems?
  146. Bonneville GPX/Northstar
  147. Question on switching from Premium to Ethanol Blended gas
  148. Cold driveability problem - '96 SLS LD8 128K
  149. 120 Mph Speed Limit??????
  150. Thoughts on "Royal Purple" oil ?
  151. Better mileage on regular?!?
  152. 112 mph limiter
  153. Air Filter box - more air???
  154. is WOT mandatory for a deville 2000
  155. Specified Northstar Max RPM Vs. Actual on Tach
  156. Coolant Capacity for 97 DeVille?
  157. Check out the codes in my 97 Deville... what do they mean ?
  158. Fleetwood Fuel Pump
  159. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  160. It's Aliiive! *evil cackle*
  161. Bad Fuel Pressure regulator ?
  162. 96 Eldo overheating
  163. trans/motor mounts
  164. Help with Intake cover & gasket
  165. Starter problems on my 94 N*
  166. N* Head Milling Machining
  167. Tricks to Change Fuel Pump 97 STS??
  168. Coolant problem - please help!!!
  169. 95 Aurora hard to start !!
  170. Just bought my Caddy, need help !!! PLEASE !!!
  171. Compression Test for Head Gasket Leak
  172. 95,sts cooling ????
  173. What Went Wrong ???
  174. Coolant pellets, how often?
  175. 94 ENGINE fit a 98??
  176. error sorry
  177. i got my n*
  178. JB metalweld
  179. Friends Used 1999 DeVille
  180. N* Rear Headgasket - replace in the car?
  181. wood grain steering wheel
  182. replacing cams on N*
  183. How do you explain the northstar's short comings?
  184. Easy Serpentine Belt Threading
  185. 96 STS Service Emissions System Service Engine Light
  186. radiator fans?
  187. Missing?
  188. Plugs and Plug Wires
  189. Headgasket - How long, how much?
  190. 97 Deville: Digital Fuel Gauge Problem
  191. After WOT engine started missing.
  192. RWD Northstar(s)?
  193. sorry+question
  194. wut ^ all got a newb question/story
  195. Torque test and gas cut off?
  196. Cams replaced 2000 DTS
  197. 15W-40 Oil?
  198. Tune-up on 1999 Deville D'Elagance
  199. Ugh.. Broken drill bit.......
  200. A/C Condensor removal ...
  201. supercharger on my eldo
  202. My problem
  203. modular fuel rail?
  204. HELP Car not starting!
  205. Vote for CTS-V NOW
  206. Northstar idle
  207. Is my A/C compressor toast?
  208. Performance Chip!!!
  209. A/C Compressor Clutch
  210. coolant change procedure
  211. $4500 to replace head gasket...
  212. 94 concourse running rough
  213. 94 coolant leak
  214. Engine Out Bottom or Top?
  215. Water Pumps
  216. p076, transmission pressure solenoid help
  217. Transmission pan and Intake Manifold cover
  218. No TCC lock-up
  219. Trans. going out?
  220. Northstar worries
  221. dloch - &others swapping intakes...
  222. Bonneville GXP owners FYI
  223. bbob- help!
  224. Low oil pressure?
  225. 2x4s - raising the intake manifold
  226. Bbob
  227. I figured it out!!!...Almost..:(
  228. Northstar error codes, OBD1 and OBD2
  229. after market chip up date?
  230. I think I'm cross-eyed
  231. Code T061 What Is It? How To Diag?
  232. N* cylinder heads question, Bbob
  233. finally got a code help help
  234. Norstar Leaking Enginer ...............CURE !
  235. 1995 eldorado northstar
  236. high idle
  237. Any word on the S/C project?
  238. 7 seconds before start.,
  239. Started removing the northstar
  240. Coolant Temp
  241. does a Northstar have lifters-how to replace
  242. 4.6 Northstar Engine mod question.
  243. All kinds of noises
  244. I Think I Threw a Rod
  245. 2000 Eldorado using oil???
  246. Diagnostic codes
  247. Northstar aftermarket and tuneability questions
  248. Diesel oil in gasoline engines...BBob, opinion?
  249. Lawrence Look
  250. what is wrong my engine or converter