: Northstar Engines and System Technical Discussion



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  1. Northstar Exhaust acoustic "tuning", Bbobinsky?
  2. '94 Deville n* h2O pipes behind engine rusted out
  3. Map sensor
  4. Help with codes for the Concourse
  5. problems with 94 deville 4.6L
  6. Which Fuel Pressure Regulator?
  7. New Application for the N*
  8. Engine miss
  9. Northstar engine miss
  10. 97 Deville Running poorly Help.
  11. EGR stuck = retarded timing?
  12. What is an MAF, and where can I find it?
  13. Spark Plugs on 94 STS.
  14. WOT, Premium Gas and Service Engine Soon Message
  15. Re: Didn't know where else to post this...
  16. Acetone and the Northstar
  17. whats with the front valve cover???
  18. Theory for Bbob: Fuel grade AGAIN ;)
  19. Need an Honest Opinion on my STS
  20. Plugs and Wires
  21. Missfire sensor
  22. Not head GASKET!
  23. 94 deville intake cover
  24. DIC controlls
  25. superchip
  26. Help my Cadillac Starts by itself
  27. Whats up with this "turbonoter"?
  28. Are there certain northstar engines to stay away from?
  29. 98 Eldo N* Cooling Issues..Now This?
  30. Bad injectors at 50K miles?
  31. Coolant supplement paradox (yeah this again :-)
  32. 95 sts mods
  33. Lifting Fuel Rail
  34. Engine miss when HOT outside.
  35. New Concours owner has PF61 question
  36. Catalytic converter
  37. Need help with O2 sensor.
  38. Just for laughs.....
  39. 94 N* motor pulled tips and ideas
  40. Hesitation
  41. too much money to replace a oil pan gasket
  42. Code PC0138 96 Deville? O2 sensor which one?
  43. Radiator hose looks warped and rubbing against engine...
  44. Transmission Fluid Under Pressure at Cap?
  45. Pcv Valve
  46. 2000 DeVille Waterpump
  47. Oil leak?..Not oil pan!
  48. Time-Serts for 96 N* Eldorado
  49. Rebuidling Heads on 96 Eldorado N* Engine
  50. Rebuilding Heads for 96 Eldorado
  51. MAP Problem?
  52. ECM/PCM Tuning
  53. New Northstar Motor Breakin ??
  54. Never fill up on gas when...
  55. Another overheat thread: '97 Deville N*
  56. Tune Up
  57. Northstar Timing Chains
  58. Do you have a Time-Sert kit, please help ?
  59. blown head or water pump
  60. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  61. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  62. loose power steering rack
  63. Y / 9 What's the Difference?
  64. Blown head gasket repair? 96 deville
  65. 99 STS Starting hard, STALLING..Help!!
  66. Venting Cooling System?? Drill Hole??
  67. COP - Coil over Plug Question
  68. intake plenum bolt
  69. *98 Deville- Coolant in Oil?
  70. Code P076 on 94 STS and hard shifting help!
  71. 96 deville poping and rough running
  72. Tune Up on North*???
  73. Oil misinformation
  74. Just ordered used engine
  75. Honestly, how much interest in S/C or T/C the N*
  76. Cooling fan "on" temp?
  77. Nitrous?
  78. PCV Rattle
  79. Occasional tranny slippage: Shift solenoid???
  80. 93 eldorado northstar stalls out plz help!
  81. Racing Junk heads
  82. My Caddy won't start.....help!!
  83. Northstar TIME-SERT Kit for Sale.....
  84. 1st Self Work on 1994 STS
  85. How many miles can I drive my 1996? Problems will be?
  86. Engine died & no codes?
  87. Plumbing help on 99 STS
  88. WOT vs 4T80E vs. Timing Chain
  89. Exhaust Vids
  90. 99 STS Starting hard then STALLING..Help!!
  91. How did this happen?
  92. overheats sometimes
  93. Heat / AC cover ?
  94. ignition switch
  95. 94 Concours prob. after EGR cleaning P036
  96. 98 STS Motor mount busted
  97. Help with 98 STS part.
  98. Summit Turbo Mufflers?
  99. advice on correct coolant temps for 92 eldorado
  100. Is your N* running bad, hesitating, missing??
  101. Head gasket replacement
  102. Can DIC messages be cleared for good??
  103. Code I039??
  104. blown head gasket
  105. Strange rhythmic vibration 2000 DTS
  106. Electronic Speedometer Display
  107. Blue Devil Engine & Cooling system Sealer!?
  108. Major problems at 80K miles. Is this normal?
  109. Buzzing and ringing...
  110. Performance mod
  111. "flapper door" replacement?
  112. OBDII Programmers
  113. Limp Home what is it??
  114. 99 N doesnt come with factory strut tower bar?
  115. Before And After....(Mufflers)
  116. witch fuse?
  117. Coolant Change 98 Deville
  118. 96 Sedan Deville-Where is the thermostat located
  119. Engine Codes PC0300 & RF2560
  120. Hotrod with the N*
  121. Engine Swap Info
  122. chugging N*
  123. OK, tired of Headgasket worry...
  124. 96 SLS burning oil like it's gas
  125. Remove the water pump pulley
  126. Tool to remove the water pump pulley
  127. 95 Deville Oil Presure
  128. engine died
  129. Tune Up Time!
  130. 97eldo Need Help
  131. missing bolts on side of oilpan and A-frame...
  132. Torque strut removal and "engine tilt"
  133. Thread inserts?
  134. Can you use 10W-40 in a Northstar
  135. Are AC/Delco parts available only at the dealer?
  136. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  137. How do you properly use pellets? Northstar
  138. Engine seems to misfire a bit when it's cold or damp out
  139. coolant coming out of overflow hose like faucet '97 Eldo
  140. SES Misfiring DTC P0300 My hunch is.....
  141. Oil cooler line leak, 4.6 N*
  142. Tightening time saver and accuracy improved with simple trick
  143. It Happened,the dreaded overheat!
  144. Oil pump - what is the grove and the port for
  145. Any performance parts for the N*?
  146. Intermediate timeing chain shaft - O ring?
  147. 98 Eldo N* 4.6 Overheating
  148. ZEX ordered....
  149. Latest head bolt tightening spec?
  150. Corsa scrwwed me over!
  151. Help with emissions system
  152. Supercharged Northstar
  153. Bbob?? Could you look at this Link?
  154. My water pump belt is dancing around...
  155. Belt Tensioner Condition - Bboby?
  156. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  157. '98 deville idle
  158. intake kit
  159. WOT advice
  160. SeaFoam Opinions...
  161. GXP-ify my sts?
  162. caprice vs Seville sts
  163. water pump/thermostat crossover housing leaking again
  164. Oil in spark plug chamber, How Bad Is This?
  165. Bizarre Coolant- A/C problem 98 Deville!!!
  166. Anybody got a stock calpack?
  167. Question about climate control.
  168. Remanufactured Northstar Engine
  169. 98 eldo jerking while stopped
  170. Dex Cool.....What going on?
  171. Compression test results 98 Seville
  172. Failed emissions test
  173. just bought 97 eldo std.
  174. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  175. Low Coolant Level
  176. Alternative to Platinum Plugs?
  177. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  178. Northstar oilpan
  179. 95 deville blown head gasket
  180. 3 qts oil in 3000 miles?
  181. 5% discount on parts!
  182. Things I should do when changing engines
  183. egr bench test / disassembly ?
  184. '98 cam to waterpump belt
  185. direct flow air filter intake
  186. belt
  187. Transmission Problem Not Sure Need Help Bad!!!!!!!
  188. Dex Cool is eating the gaskets?!!!
  189. 2003 SLS ECM code: DTC "P0300
  190. Cleaning fuel injectors
  191. Oversize pistons? Undersize bearings?
  192. HeadGasket
  193. oil smoke -- any suggestions?
  194. New to North stars
  195. AC 41-900 Replaced with the 41-950 plug
  196. Long Crankin
  197. egr valve test?
  198. AC Compressor changeout - success -
  199. Oil Question
  200. Question about the EGR valve
  201. My oil drain plug magnet is missing
  202. Code P1350
  203. aftermarket catalytic converter
  204. 93 STS starting problem
  205. N*--Built by ISUZU????
  206. Few STS questions..engine, suspension??
  207. Average Cost to replace Tranny on N*?
  208. Buying the Juice....
  209. Oil Residue/grease on section of Air filter on 96 N* Why?
  210. Oil level sensor (check oil level)
  211. loud noise in valve cover ?
  212. not licking to stop and slight oil leak
  213. Cracked oil pan...
  214. Magnaflow Hi Flow Cats
  215. Main Acc Drivebelt - Whine & Grind Noises
  216. a few questions i have.
  217. ZDP Right ? Bad ?
  218. Crossover changed, now smoking anit-freeze?
  219. P036 Since changing crossover
  220. Boggy Accel
  221. references for understanding the N*?
  222. Vapor lock
  223. Torque Sequence and Lbs for NStar Heads BBob??
  224. Water Pump Housing
  225. Best High-flow cat
  226. the Northstar and cams???
  227. motor swap 94 to 97 Relocation of air sensor
  228. Quick Question
  229. Probly Not a New Question - Oil Pan Leak
  230. starting problem
  231. Idle surging
  232. Northstar Help
  233. Crank Position Sensor Symptoms and Replacement
  234. Water Pump ?
  235. RWD Northstar? Gofast Parts?
  236. My Idea!!!!!!
  237. Main thread pulled out
  238. Tranny trouble again.
  239. 00 DTS - Starting issue
  240. Timesert or not?
  241. 2000 N* into a '96 DeVille?
  242. Run mid-grade every other tank?
  243. P0741 & P1860
  244. How warm do I warm my car up?
  245. Exhaust manifolds: removed with engine in place?
  246. Burning Coolant
  247. Performance questions!!!!
  248. Regular fuel change ecm program
  249. TCS C1233 and ignition problem? 97 SLS
  250. Remote mirror removal & repair questions