: Northstar Engines and System Technical Discussion



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