: Northstar Engines and System Technical Discussion



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