: Northstar Engines and System Technical Discussion



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  1. what hose do you drain coolant from? top or bottom?
  2. Changing Throttle bodies on my N*? Proceedure!
  3. how much dex cool and distilled water?
  4. 05 STS V8 Oil filter
  5. Best Oil Change Chain?
  6. engine managament/swap in jeep
  7. Forged crankshaft for N*
  8. Need "New" Northstar
  9. LT5 Vs Early Northstar
  10. 96 SLS Electrical Problems?
  11. Headgaskets?
  12. Twin Turbo or Supercharged...
  13. Mobil 5000, Conventional Oil?
  14. How to pull this out ?
  15. Oil leak!
  16. Rebuild bearings
  17. Engine Surge/Hesitate
  18. 2000 STS Spark Plug Thread Repair
  19. Hey BBOB (and others), was the LT1 ever considered
  20. oil change for 2001 cadi deville
  21. Phenolic Spacer Plates
  22. Cranks 5-10 seconds now, what's up?
  23. 96 STS N* squeaky pulley!?!?
  24. Spark Plug Question
  25. Fuel Pressure Check...
  26. Water Pump Tool?
  27. http://www.dragtimes.com/
  28. 99 STS - Blown Head Gaskets
  29. throttle body and egr tubes
  30. 99 Concourse, just going to buy then clonk
  31. Any Temp Seal For Head gaskets??
  32. Wow, this stinks
  33. Oxygen Sensor
  34. my engine on my 98....
  35. What could the problem be????
  36. OBD Codes
  37. Northstar Exhaust acoustic "tuning", Bbobinsky?
  38. '94 Deville n* h2O pipes behind engine rusted out
  39. Map sensor
  40. Help with codes for the Concourse
  41. problems with 94 deville 4.6L
  42. Which Fuel Pressure Regulator?
  43. New Application for the N*
  44. Engine miss
  45. Northstar engine miss
  46. 97 Deville Running poorly Help.
  47. EGR stuck = retarded timing?
  48. What is an MAF, and where can I find it?
  49. Spark Plugs on 94 STS.
  50. WOT, Premium Gas and Service Engine Soon Message
  51. Re: Didn't know where else to post this...
  52. Acetone and the Northstar
  53. whats with the front valve cover???
  54. Theory for Bbob: Fuel grade AGAIN ;)
  55. Need an Honest Opinion on my STS
  56. Plugs and Wires
  57. Missfire sensor
  58. Not head GASKET!
  59. 94 deville intake cover
  60. DIC controlls
  61. superchip
  62. Help my Cadillac Starts by itself
  63. Whats up with this "turbonoter"?
  64. Are there certain northstar engines to stay away from?
  65. 98 Eldo N* Cooling Issues..Now This?
  66. Bad injectors at 50K miles?
  67. Coolant supplement paradox (yeah this again :-)
  68. 95 sts mods
  69. Lifting Fuel Rail
  70. Engine miss when HOT outside.
  71. New Concours owner has PF61 question
  72. Catalytic converter
  73. Need help with O2 sensor.
  74. Just for laughs.....
  75. 94 N* motor pulled tips and ideas
  76. Hesitation
  77. too much money to replace a oil pan gasket
  78. Code PC0138 96 Deville? O2 sensor which one?
  79. Radiator hose looks warped and rubbing against engine...
  80. Transmission Fluid Under Pressure at Cap?
  81. Pcv Valve
  82. 2000 DeVille Waterpump
  83. Oil leak?..Not oil pan!
  84. Time-Serts for 96 N* Eldorado
  85. Rebuidling Heads on 96 Eldorado N* Engine
  86. Rebuilding Heads for 96 Eldorado
  87. MAP Problem?
  88. ECM/PCM Tuning
  89. New Northstar Motor Breakin ??
  90. Never fill up on gas when...
  91. Another overheat thread: '97 Deville N*
  92. Tune Up
  93. Northstar Timing Chains
  94. Do you have a Time-Sert kit, please help ?
  95. blown head or water pump
  96. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  97. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  98. loose power steering rack
  99. Y / 9 What's the Difference?
  100. Blown head gasket repair? 96 deville
  101. 99 STS Starting hard, STALLING..Help!!
  102. Venting Cooling System?? Drill Hole??
  103. COP - Coil over Plug Question
  104. intake plenum bolt
  105. *98 Deville- Coolant in Oil?
  106. Code P076 on 94 STS and hard shifting help!
  107. 96 deville poping and rough running
  108. Tune Up on North*???
  109. Oil misinformation
  110. Just ordered used engine
  111. Honestly, how much interest in S/C or T/C the N*
  112. Cooling fan "on" temp?
  113. Nitrous?
  114. PCV Rattle
  115. Occasional tranny slippage: Shift solenoid???
  116. 93 eldorado northstar stalls out plz help!
  117. Racing Junk heads
  118. My Caddy won't start.....help!!
  119. Northstar TIME-SERT Kit for Sale.....
  120. 1st Self Work on 1994 STS
  121. How many miles can I drive my 1996? Problems will be?
  122. Engine died & no codes?
  123. Plumbing help on 99 STS
  124. WOT vs 4T80E vs. Timing Chain
  125. Exhaust Vids
  126. 99 STS Starting hard then STALLING..Help!!
  127. How did this happen?
  128. overheats sometimes
  129. Heat / AC cover ?
  130. ignition switch
  131. 94 Concours prob. after EGR cleaning P036
  132. 98 STS Motor mount busted
  133. Help with 98 STS part.
  134. Summit Turbo Mufflers?
  135. advice on correct coolant temps for 92 eldorado
  136. Is your N* running bad, hesitating, missing??
  137. Head gasket replacement
  138. Can DIC messages be cleared for good??
  139. Code I039??
  140. blown head gasket
  141. Strange rhythmic vibration 2000 DTS
  142. Electronic Speedometer Display
  143. Blue Devil Engine & Cooling system Sealer!?
  144. Major problems at 80K miles. Is this normal?
  145. Buzzing and ringing...
  146. Performance mod
  147. "flapper door" replacement?
  148. OBDII Programmers
  149. Limp Home what is it??
  150. 99 N doesnt come with factory strut tower bar?
  151. Before And After....(Mufflers)
  152. witch fuse?
  153. Coolant Change 98 Deville
  154. 96 Sedan Deville-Where is the thermostat located
  155. Engine Codes PC0300 & RF2560
  156. Hotrod with the N*
  157. Engine Swap Info
  158. chugging N*
  159. OK, tired of Headgasket worry...
  160. 96 SLS burning oil like it's gas
  161. Remove the water pump pulley
  162. Tool to remove the water pump pulley
  163. 95 Deville Oil Presure
  164. engine died
  165. Tune Up Time!
  166. 97eldo Need Help
  167. missing bolts on side of oilpan and A-frame...
  168. Torque strut removal and "engine tilt"
  169. Thread inserts?
  170. Can you use 10W-40 in a Northstar
  171. Are AC/Delco parts available only at the dealer?
  172. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  173. How do you properly use pellets? Northstar
  174. Engine seems to misfire a bit when it's cold or damp out
  175. coolant coming out of overflow hose like faucet '97 Eldo
  176. SES Misfiring DTC P0300 My hunch is.....
  177. Oil cooler line leak, 4.6 N*
  178. Tightening time saver and accuracy improved with simple trick
  179. It Happened,the dreaded overheat!
  180. Oil pump - what is the grove and the port for
  181. Any performance parts for the N*?
  182. Intermediate timeing chain shaft - O ring?
  183. 98 Eldo N* 4.6 Overheating
  184. ZEX ordered....
  185. Latest head bolt tightening spec?
  186. Corsa scrwwed me over!
  187. Help with emissions system
  188. Supercharged Northstar
  189. Bbob?? Could you look at this Link?
  190. My water pump belt is dancing around...
  191. Belt Tensioner Condition - Bboby?
  192. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  193. '98 deville idle
  194. intake kit
  195. WOT advice
  196. SeaFoam Opinions...
  197. GXP-ify my sts?
  198. caprice vs Seville sts
  199. water pump/thermostat crossover housing leaking again
  200. Oil in spark plug chamber, How Bad Is This?
  201. Bizarre Coolant- A/C problem 98 Deville!!!
  202. Anybody got a stock calpack?
  203. Question about climate control.
  204. Remanufactured Northstar Engine
  205. 98 eldo jerking while stopped
  206. Dex Cool.....What going on?
  207. Compression test results 98 Seville
  208. Failed emissions test
  209. just bought 97 eldo std.
  210. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  211. Low Coolant Level
  212. Alternative to Platinum Plugs?
  213. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  214. Northstar oilpan
  215. 95 deville blown head gasket
  216. 3 qts oil in 3000 miles?
  217. 5% discount on parts!
  218. Things I should do when changing engines
  219. egr bench test / disassembly ?
  220. '98 cam to waterpump belt
  221. direct flow air filter intake
  222. belt
  223. Transmission Problem Not Sure Need Help Bad!!!!!!!
  224. Dex Cool is eating the gaskets?!!!
  225. 2003 SLS ECM code: DTC "P0300
  226. Cleaning fuel injectors
  227. Oversize pistons? Undersize bearings?
  228. HeadGasket
  229. oil smoke -- any suggestions?
  230. New to North stars
  231. AC 41-900 Replaced with the 41-950 plug
  232. Long Crankin
  233. egr valve test?
  234. AC Compressor changeout - success -
  235. Oil Question
  236. Question about the EGR valve
  237. My oil drain plug magnet is missing
  238. Code P1350
  239. aftermarket catalytic converter
  240. 93 STS starting problem
  241. N*--Built by ISUZU????
  242. Few STS questions..engine, suspension??
  243. Average Cost to replace Tranny on N*?
  244. Buying the Juice....
  245. Oil Residue/grease on section of Air filter on 96 N* Why?
  246. Oil level sensor (check oil level)
  247. loud noise in valve cover ?
  248. not licking to stop and slight oil leak
  249. Cracked oil pan...
  250. Magnaflow Hi Flow Cats