: Northstar Engines and System Technical Discussion



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  1. Northstar indicates overheat
  2. BBOB - North* Oil Usage Comment
  3. Bad Cylinder?? Low compression?? Need help.
  4. Steam Engine, Now What?
  5. Zero Oil Pressure!! HELP!!
  6. INtake Manifold
  7. N*, Gas drowning my cylinder, getting smoke
  8. 2 Trans oil purge questions...or more?
  9. Erratic Throttle
  10. Strange Readings 1994 Deville Concourse N*
  11. What would a gas coating on a plug mean?
  12. BBOB - thermostat?
  13. Steam from Tail Pipe?
  14. exhaust questions
  15. water pump tool
  16. Cluster Question - Low Oil Pressure
  17. Limp home mode?
  18. Flowmasters?
  19. Flexplate to Torque converter - loctite??
  20. "Check Oil Level" message question
  21. hole in aluminum Radiator - help wanted
  22. Help Eldo Completely Dead But Batt.has Voltage
  23. Rough Idle...Sluggish Acceleration....
  24. Trouble codes
  25. P0741 - TCC System Stuck Off ???
  26. Clueless N* owners with 4 codes
  27. A P059 code?
  28. Longevity of the N* timing chain nylon tensioner pads ?
  29. What type of Power Steering fluid to use in 93 N* Eldo ?
  30. Limp Home Feature?
  31. Last pressure test update - hopefully!!!
  32. How important (really) is an oil cooler?
  33. Cascading multi-module failure-BBOB?
  34. Hesitation when a/c is on?
  35. PCV valve location 2003 Deville
  36. 4T80E Trans neutraling out in Drive/OD
  37. P 028 code AND overheating?
  38. 96 Deville Waterpump belt removal
  39. Is my car misfiring?
  40. Misfire Woes
  41. Another pressure test update
  42. Can dex-cool replace green anti-f?
  43. more head gasket headaches
  44. Egr
  45. More pressure test questions
  46. Nice job on headbolt quality control
  47. 4.0 to 4.6 swap ?
  48. BBOB - did the press test/overheating/????
  49. Timesert kit needed
  50. Tapping Lifters at start
  51. Northstar Gasket Replacement $?
  52. coil packs on 93 ETC?
  53. Eating Oil.......
  54. Eror code p0153
  55. ac only blows worm air
  56. air intake pro's & cons
  57. Brand new N*...
  58. 1997 Seville - Tranny
  59. Head gasket progress/ performance?
  60. Bbob - Tranny Oil Cooler Line Quest.
  61. Eldo idle and low speed running ODD- HELP!
  62. 93 Northstar using 5w-30 ?
  63. Cleaning Engine
  64. when do the fans come on?
  65. Fun with lifters
  66. How badly stripped was your block?
  67. 96 cadillac deville troubles !!!!
  68. Starting Problems- 95 SLS
  69. Fuel Consumption-Tornado Fuel Saver
  70. my s/c 98 sts wow
  71. MSD DIS-4 and/or Interface modules??
  72. Any info on shift improvement kit for 4T80E?
  73. Need a time-sert kit!
  74. Intermittent VSS!!
  75. Lots of exhaust smoke-95 SLS
  76. Who actually designed the Northstar what's his name?
  77. Do N* heads crack EVER?
  78. New Exhaust
  79. Head Studs?
  80. Removing pully?
  81. White "burned" spark plugs?
  82. What Oil?
  83. Variable Valve Northstar question
  84. HELP!! '96 Deville Starting Problem
  85. Nitrous Wet Or Dry???
  86. Help! 94 Concors
  87. !996 Cadillac Deville Exhaust Smoke Problem
  88. RPM steadily increasing (93 N*)
  89. starter
  90. Opinions on head gaskets vs. engine swap?
  91. Water pump 'sound'?
  92. 10% alcohol fuel...bad news
  93. Needed ASAP:Fuel pump replacement for 1996 Deville
  94. Post Tune-Up questions
  95. Half case leak check
  96. o2 Sensor Help
  97. Throttle Body?- 95 SLS
  98. HELP! 5-6 sec. Cold Starts
  99. My car is about to get sold.
  100. Advice on engine miss and motor mount
  101. 1996 Eldorado ETC overheating.
  102. Spark Plug question for N*
  103. 92 cadillac deville won't start
  104. Timecerts pulled out !
  105. Fuel rail recall expanded
  106. 97 overheating update/helms/questions
  107. Identifing a part (1993 STS - N*)
  108. Dealer Says I Need A New Engine: PLEASE HELP
  109. P0441 Whats this caused by?
  110. Leaking Head gasket cause miss at idle?
  111. from active 2 passive shocks
  112. Water pump belt
  113. Throttle Body Question
  114. need trouble code definitions
  115. Dtc P0503 1520 And Transmission Slip
  116. My 97 Deville is hard to start only when cold
  117. Fuel Gauge Damage by High Sulphur Content
  118. Aurora specs-parts?
  119. Coolant type HELP!!!!
  120. Sources for water pump pulley puller/installer
  121. Stupid muffler question!!!
  122. Differences between the VIN 9 and Y
  123. Northstar overheating
  124. Performance mufflers reliability
  125. Oil pressure sensor on Northstar
  126. How many miles on your N*?
  127. Mobil 1 Now Required ??
  128. Is the Northstar junk?
  129. 98 STS Staled Out! and wont start.
  130. North* pros and cons?
  131. STS Engine installed IMPECCABLE JOB!!!
  132. Thanks on the 97 overheating
  133. Towing with a STS...
  134. 97 eldo missfiring
  135. North* oil pan removal ELDO ETC
  136. Throttle Body
  137. Northsatr question (years)
  138. 1999 Caddy stalls while driving
  139. Misfire and P046
  140. 94' SLS oil leak?
  141. 02 Deville keeps dying...please help!
  142. radiator replacement
  143. PCM code p039
  144. 97 ETC overheating questions
  145. Bars Leak "Oil additive" not Coolant!!
  146. WTF? Intake Manifold Noise?
  147. Northstar main cap bolts
  148. 2002 Deville poor gas mileage
  149. best repair manual for 97 eldo
  150. who fixes your caddy?
  151. plug wires 97 etc
  152. N* Summer Maintenence
  153. transaxle shift relays?
  154. northstar as a plane engine?
  155. How does the PCM know what gear it's in?
  156. Screwed up water pump
  157. Head gasket price/strategy?
  158. TCC stuck OFF
  159. waterpump
  160. 97 ETC overheating
  161. Changing Coolant and the Right Number of Tablets
  162. Shh, it happened! then starting with 2 simple questions...
  163. Mid-grade fuel?
  164. North* easy tune up
  165. more top end speed
  166. My New 94 Eldorado
  167. Starts fine when cold, hesitates when warm...
  168. Northstar using unleaded fuel?
  169. It's Alive again
  170. Need water pump help ASAP!!
  171. Changing final gear ratio
  172. Changing '96 head gaskets....What else?
  173. Problem with RSS
  174. fuel pump pressure
  175. No heat inside the car
  176. Engine Coolant Change out
  177. Coolant question, 4.6 northstar
  178. Intake/Fuel Problem?
  179. Galloping Goose
  180. Engine Mountings 98 STS
  181. Which Brand Spark Plug is the best for 98 Deville?
  182. Redrilled cam sprockets vs aftermarket cams
  183. Dyno2000 Northstar File
  184. Procedure for removing and replacing heater core
  185. Pcm?
  186. Baffle Plat.. Bad design in older N*
  187. Motor Mounts for 97 sts
  188. N* & Mityvac Fluid Evacuator?
  189. Attn Phil!!!!
  190. north swap
  191. Mods for my 93 STS????
  192. Need to know ASAP: # of bellhousing bolts
  193. Gray exhaust smoke - '96 SLS
  194. '94 Northstar Rebuild--Need Specs.. Help?
  195. Mounts and Shocks
  196. Oil Consumption with the Northstar - any problems?
  197. Bonneville GPX/Northstar
  198. Question on switching from Premium to Ethanol Blended gas
  199. Cold driveability problem - '96 SLS LD8 128K
  200. 120 Mph Speed Limit??????
  201. Thoughts on "Royal Purple" oil ?
  202. Better mileage on regular?!?
  203. 112 mph limiter
  204. Air Filter box - more air???
  205. is WOT mandatory for a deville 2000
  206. Specified Northstar Max RPM Vs. Actual on Tach
  207. Coolant Capacity for 97 DeVille?
  208. Check out the codes in my 97 Deville... what do they mean ?
  209. Fleetwood Fuel Pump
  210. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  211. It's Aliiive! *evil cackle*
  212. Bad Fuel Pressure regulator ?
  213. 96 Eldo overheating
  214. trans/motor mounts
  215. Help with Intake cover & gasket
  216. Starter problems on my 94 N*
  217. N* Head Milling Machining
  218. Tricks to Change Fuel Pump 97 STS??
  219. Coolant problem - please help!!!
  220. 95 Aurora hard to start !!
  221. Just bought my Caddy, need help !!! PLEASE !!!
  222. Compression Test for Head Gasket Leak
  223. 95,sts cooling ????
  224. What Went Wrong ???
  225. Coolant pellets, how often?
  226. 94 ENGINE fit a 98??
  227. error sorry
  228. i got my n*
  229. JB metalweld
  230. Friends Used 1999 DeVille
  231. N* Rear Headgasket - replace in the car?
  232. wood grain steering wheel
  233. replacing cams on N*
  234. How do you explain the northstar's short comings?
  235. Easy Serpentine Belt Threading
  236. 96 STS Service Emissions System Service Engine Light
  237. radiator fans?
  238. Missing?
  239. Plugs and Plug Wires
  240. Headgasket - How long, how much?
  241. 97 Deville: Digital Fuel Gauge Problem
  242. After WOT engine started missing.
  243. RWD Northstar(s)?
  244. sorry+question
  245. wut ^ all got a newb question/story
  246. Torque test and gas cut off?
  247. Cams replaced 2000 DTS
  248. 15W-40 Oil?
  249. Tune-up on 1999 Deville D'Elagance
  250. Ugh.. Broken drill bit.......