: Northstar Engines and System Technical Discussion



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  1. Speed limiter
  2. cams in a northstar
  3. acceleration troubles...
  4. Coolant crossover photos
  5. P0300 Vote!
  6. the best oil for the northstar engine
  7. No Start Please I Need Help!!
  8. 3 questions regarding the timesert job
  9. fuel air mixture
  10. Replacing O2s
  11. P056
  12. Northstar V. 4.9
  13. 97 northstar engine miss
  14. Engine oil leak
  15. IN Trouble Now losing coolant
  16. ice possible message...?
  17. 96 deville oil leak
  18. Replacing a Northstar with a LS1
  19. i cant stand this stalling, why does this happen?
  20. 94STS Blown Gasket Pics
  21. 96 deville
  22. all my problems help!!!!
  23. adding a fuel treatment
  24. Is it normal for...
  25. Surging at low revs and hard shift into 2nd
  26. couple of problems, only one code- AMP B1024
  27. You want DYNO graphs?
  28. 98' Deville Waterpump
  29. The best northstar engine?
  30. How can I avoid head gasket damage?
  31. 93 Northstar Stalls with no codes
  32. '92 Seville radio question
  33. "Clunk" noise at startup? Trans Problem? Help!!
  34. fuel treatment
  35. Code P0101
  36. P023 code on 95 Eldorado
  37. 93 Eldo intermittent no spark,no start
  38. Motor change
  39. Injector malfunction Help!!!!
  40. Mod questions for a 2000 DeVille
  41. Sounds like a bird chirping
  42. 97 deville hesiatation!!!!!
  43. '96 STS OverHeating
  44. Head Gasket on 99 STS
  45. Pcv
  46. 02 DTS, Crank Sensor and Gas Mileage question, HELP!
  47. New solenoid valve kit if anyone wants it
  48. Northstar barely running
  49. Curious about performance mods...
  50. please idlee problemss help!
  51. Self scanning OBD while driving
  52. WOT advice for new member
  53. N* 1994 compatible with 1995????
  54. Coolant level? '97 Deville
  55. p1860 and p0741 repair help
  56. White Exhaust
  57. I have a code that's not on my list of codes. (P069)
  58. IAT sensor
  59. it ran so good in the past
  60. Leak Back Pressure Incorrect
  61. Code P1406 - EGR Valve Pintle Position Circuit
  62. HELP Rear Exhaust Flange Bolt Removal
  63. 02 STS simple things to help performance
  64. Groaning sound.....waterpump?
  65. Installing TPS right now.....
  66. help changed engine
  67. Throttle Body Service...is it worth$$?
  68. Throttle Body Cleaning, worth the hassel?
  69. Coolant Drain Plugs On the N*
  70. codes codes and more codes
  71. service.gm.com password?
  72. years headgaskets go bad?
  73. coolant smell help!
  74. sudden stalling
  75. Dyno results before turbo charging
  76. 4.6 Northstar Parts
  77. Head Gasket Problem!!!
  78. Just had timeserts installed.
  79. oil leak
  80. Loosing Oil and Burning Smell
  81. need info on 1999 cadillac deville engine
  82. Carbon Deposit HELP FAST
  83. ABS Question/New Engine
  84. 3rd or 2nd gear for brake help
  85. O2 sensor
  86. No2 + N* ???
  87. Engine seems to be knocking
  88. No cruise driving me nuts!!!
  89. Throttle body bolt torque specs
  90. Bad Smoke Help Please
  91. Coolant Flushing Pros/Cons?
  92. Hot start...but not the FPR!
  93. failed emissions test
  94. Has anyone had a headgasket leak oil?
  95. Low Oil Pressure Stop Engine !
  96. Carbon Deposit cleaning TEC
  97. Performance Programer 97 ETC??
  98. Ram Air
  99. Surging when cold
  100. N* comp&performance mods
  101. Recall SS and FPR
  102. NS block warp?
  103. 97 Etc Cpu Mods Or Other N* Perfromance
  104. Head gasket leak after
  105. Corrupt Miles.
  106. Anyone dyno their Caddy?
  107. Rough Running 97 DeVille
  108. Northster Squeel/Whistle
  109. Sweet exhaust smell?
  110. supercharging a 4.6L Northstar
  111. engine died in acceleration! wont start.
  112. T/C cut out assembly
  113. N* feels shuddery
  114. Well, changed the oil....
  115. Starter failure???
  116. GM Remanufactured Transmission...has
  117. Heater core intake line
  118. Stays in open loop (?)
  119. P039 Torque Converter Clutch/Viscous Converter Clutch Engagement Problem
  120. Top End Setting?
  121. Code- P0442
  122. Tune-UP this weekend; questions..
  123. Is this possible ?
  124. P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I
  125. This whole WOT thing....
  126. Fuel Pressure for a 95 STS?
  127. Should I Worry About WOT?
  128. Oil level sensor question?
  129. '97 NorthStar Coolant Temp
  130. 13mpg!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  131. P0139 - Heated Oxygen Sensor (HO2S) Slow Response Bank 1 Sensor 2
  132. throttle body cleaning
  133. Recommended fuel pressure + stalling
  134. 2000 ETC MPG Blew My Mind
  135. Installation/Removal of Temperature Sensor
  136. 93 sts
  137. Dropping Drive Train Axles Too?
  138. with the engine now out, what should I replace?
  139. Volant Intake For 2001-2004 4.6L Deville
  140. groan/rattling noise
  141. 1998 surging when accelerating
  142. Keeping a '97 NS running well
  143. 94 STS Help! Cooling Fans Inop
  144. prolonged cranking 1996 eldo
  145. stan_tampabay
  146. Long crank startups
  147. 2000 deville code hlep
  148. bad coolant temp sensor?
  149. www.steelseal.com
  150. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  151. Ranger....Coolant Question
  152. Northstar Coolant Questions
  153. Replaced the MAP sensor
  154. Code problem, please help!!!
  155. Peformance of 2005 Cadillac Deville w/ Northstar
  156. HELP...car wont start
  157. Possible benefit from a grounding kit?
  158. Annoying Problem
  159. Northstar swap into a Buick Reatta
  160. Which side is the inj. harness on?
  161. 2000 n* into 1996
  162. Tensioner question
  163. 98 DeVille -Torque Trouble
  164. 93 Northstar Allante TPS Issues
  165. Oil light?
  166. 97 STS, low compression in all left bank cyls
  167. Help I027 SES Code came up After a W.O.T
  168. Starter revelation, ....for me anyhow!
  169. Fuel Pump and Erratic idle
  170. Is this a good price for a used N*?
  171. finding an alternative to timeserts
  172. need time sert kit for head gasket repair
  173. Oil filter?!?
  174. 96 DeVille losing coolant
  175. Prevention of Headgasket Trouble?
  176. How much could I get for it all? (N* project)
  177. Anybody have a 300hp northstar and a scan tool?
  178. Severe stumble
  179. last thing holding my cylinder head on... help!
  180. help with some codes
  181. W.o.t.
  182. flickering oil light
  183. Northstar repair
  184. exhaust question
  185. Coolant Problem Eatin My Money!!!!
  186. Tune UP
  187. W. O. T!
  188. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  189. Water Pump Confusion
  190. update - starting
  191. TPS values (PD01 PCM Data output)
  192. 94 SLS Smoked/Smelled and now Won't Start
  193. The Case Of The Dissapearing Oil?
  194. How To Pull Codes (DTC's)
  195. 98 DeVille starting trouble. Help!
  196. Double Flush?
  197. 2000 sls high idle
  198. 1998 Deville Tune-Up confusion
  199. 98 n* head bolts/inserts
  200. 97 Etc Engine Exchange...please Help
  201. 95 ETC Overheating Sometimes??
  202. 97 northstar still overheating
  203. People with stalling problems may want to look at this!!!
  204. NOOB needs some help!!... northstar blown!!!
  205. Loud snapping sound during startup/shutdown
  206. Question on maintanance
  207. Dex-Cool no longer made?
  208. Prestone Super Radiator Flush
  209. Popular choice for spark plugs in my 99 STS???
  210. removing the crank pulley
  211. Post Explosion Roughness
  212. Adjusting Tming (94 concours)
  213. 94 sls whats causing a high idle?!
  214. symtoms of bad wtr pump, 97 concours
  215. EGR valve location
  216. Bottom end/block from another engine?
  217. spark plug wires?
  218. Too Much Spent, Same Problem
  219. 1993 Exploding Intake Plenum
  220. STS Mufflers
  221. Why does dirty TB cause crazy idle?
  222. O2 Sensor
  223. Noisy engine
  224. 100000 mile maintenance
  225. Crank sensors
  226. Pictures of relocated PCM
  227. Reverse (ing) ...
  228. ??Smoking 96DeVille??
  229. head bolt torque settings
  230. Quick Oil Change Question....
  231. 01 STS stalls when stoped at light!
  232. getting the O2 sensor changed
  233. Fram Sure Drain
  234. Engine noise
  235. Piggyback computer is installed
  236. 98 Head Gasket Job
  237. 1993 Northstar
  238. 1998 Northstar For Sell
  239. 2002 DTS Spark Plugs
  240. Time serts pulling out of block
  241. 94 running hot!?????
  242. Tricky
  243. Old Fuel Rail Vs. New Fuel Rail
  244. Oil Leaks
  245. Found used NS, need advice.....
  246. Anyone else's N* tick at idle?
  247. Fuel Pressure Regulator and hot start problems
  248. HiPo Northstars in the house?
  249. Deville 96 Coolant leaking ...
  250. 1993 STS Rough Idle