: Northstar Engines and System Technical Discussion



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