: Northstar Engines and System Technical Discussion



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  1. Overheat SOLVED ! Thank You Ranger & Others
  2. '95 Northstar 4.6 oil leak
  3. Northstar Blower Motor For Sale
  4. 96 Deville running hot
  5. 97 deville stalling, no codes
  6. Changing Spark Plugs- '99 STS
  7. 94 sls overheating,maybe...
  8. I see a lot of posts on supercharging a Northstar
  9. How to get more torque, 03-DTS
  10. Replace or fix
  11. Typical NOOB questions...
  12. Northstar intake manifold
  13. Northstar intake manifold
  14. hey zonie or ranger,
  15. Losing Coolant & Radiator Leakage
  16. ac delco plugs..<-1999 and 2000-> years, whats the difference?
  17. Delco VS Bosch Plug Wires
  18. Oil "Blow By"
  19. Coming 6 speed automatic
  20. WOT - is this the ONLY way to remove carbon buildup?
  21. New source for 80mm throttle bodies!
  22. Is It A Head Gasket???
  23. Jasper Engines
  24. Confused about spark plug type
  25. Surge Tank Design
  26. Stranded out of town!!!
  27. Speed limiter
  28. cams in a northstar
  29. acceleration troubles...
  30. Coolant crossover photos
  31. P0300 Vote!
  32. the best oil for the northstar engine
  33. No Start Please I Need Help!!
  34. 3 questions regarding the timesert job
  35. fuel air mixture
  36. Replacing O2s
  37. P056
  38. Northstar V. 4.9
  39. 97 northstar engine miss
  40. Engine oil leak
  41. IN Trouble Now losing coolant
  42. ice possible message...?
  43. 96 deville oil leak
  44. Replacing a Northstar with a LS1
  45. i cant stand this stalling, why does this happen?
  46. 94STS Blown Gasket Pics
  47. 96 deville
  48. all my problems help!!!!
  49. adding a fuel treatment
  50. Is it normal for...
  51. Surging at low revs and hard shift into 2nd
  52. couple of problems, only one code- AMP B1024
  53. You want DYNO graphs?
  54. 98' Deville Waterpump
  55. The best northstar engine?
  56. How can I avoid head gasket damage?
  57. 93 Northstar Stalls with no codes
  58. '92 Seville radio question
  59. "Clunk" noise at startup? Trans Problem? Help!!
  60. fuel treatment
  61. Code P0101
  62. P023 code on 95 Eldorado
  63. 93 Eldo intermittent no spark,no start
  64. Motor change
  65. Injector malfunction Help!!!!
  66. Mod questions for a 2000 DeVille
  67. Sounds like a bird chirping
  68. 97 deville hesiatation!!!!!
  69. '96 STS OverHeating
  70. Head Gasket on 99 STS
  71. Pcv
  72. 02 DTS, Crank Sensor and Gas Mileage question, HELP!
  73. New solenoid valve kit if anyone wants it
  74. Northstar barely running
  75. Curious about performance mods...
  76. please idlee problemss help!
  77. Self scanning OBD while driving
  78. WOT advice for new member
  79. N* 1994 compatible with 1995????
  80. Coolant level? '97 Deville
  81. p1860 and p0741 repair help
  82. White Exhaust
  83. I have a code that's not on my list of codes. (P069)
  84. IAT sensor
  85. it ran so good in the past
  86. Leak Back Pressure Incorrect
  87. Code P1406 - EGR Valve Pintle Position Circuit
  88. HELP Rear Exhaust Flange Bolt Removal
  89. 02 STS simple things to help performance
  90. Groaning sound.....waterpump?
  91. Installing TPS right now.....
  92. help changed engine
  93. Throttle Body Service...is it worth$$?
  94. Throttle Body Cleaning, worth the hassel?
  95. Coolant Drain Plugs On the N*
  96. codes codes and more codes
  97. service.gm.com password?
  98. years headgaskets go bad?
  99. coolant smell help!
  100. sudden stalling
  101. Dyno results before turbo charging
  102. 4.6 Northstar Parts
  103. Head Gasket Problem!!!
  104. Just had timeserts installed.
  105. oil leak
  106. Loosing Oil and Burning Smell
  107. need info on 1999 cadillac deville engine
  108. Carbon Deposit HELP FAST
  109. ABS Question/New Engine
  110. 3rd or 2nd gear for brake help
  111. O2 sensor
  112. No2 + N* ???
  113. Engine seems to be knocking
  114. No cruise driving me nuts!!!
  115. Throttle body bolt torque specs
  116. Bad Smoke Help Please
  117. Coolant Flushing Pros/Cons?
  118. Hot start...but not the FPR!
  119. failed emissions test
  120. Has anyone had a headgasket leak oil?
  121. Low Oil Pressure Stop Engine !
  122. Carbon Deposit cleaning TEC
  123. Performance Programer 97 ETC??
  124. Ram Air
  125. Surging when cold
  126. N* comp&performance mods
  127. Recall SS and FPR
  128. NS block warp?
  129. 97 Etc Cpu Mods Or Other N* Perfromance
  130. Head gasket leak after
  131. Corrupt Miles.
  132. Anyone dyno their Caddy?
  133. Rough Running 97 DeVille
  134. Northster Squeel/Whistle
  135. Sweet exhaust smell?
  136. supercharging a 4.6L Northstar
  137. engine died in acceleration! wont start.
  138. T/C cut out assembly
  139. N* feels shuddery
  140. Well, changed the oil....
  141. Starter failure???
  142. GM Remanufactured Transmission...has
  143. Heater core intake line
  144. Stays in open loop (?)
  145. P039 Torque Converter Clutch/Viscous Converter Clutch Engagement Problem
  146. Top End Setting?
  147. Code- P0442
  148. Tune-UP this weekend; questions..
  149. Is this possible ?
  150. P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I
  151. This whole WOT thing....
  152. Fuel Pressure for a 95 STS?
  153. Should I Worry About WOT?
  154. Oil level sensor question?
  155. '97 NorthStar Coolant Temp
  156. 13mpg!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  157. P0139 - Heated Oxygen Sensor (HO2S) Slow Response Bank 1 Sensor 2
  158. throttle body cleaning
  159. Recommended fuel pressure + stalling
  160. 2000 ETC MPG Blew My Mind
  161. Installation/Removal of Temperature Sensor
  162. 93 sts
  163. Dropping Drive Train Axles Too?
  164. with the engine now out, what should I replace?
  165. Volant Intake For 2001-2004 4.6L Deville
  166. groan/rattling noise
  167. 1998 surging when accelerating
  168. Keeping a '97 NS running well
  169. 94 STS Help! Cooling Fans Inop
  170. prolonged cranking 1996 eldo
  171. stan_tampabay
  172. Long crank startups
  173. 2000 deville code hlep
  174. bad coolant temp sensor?
  175. www.steelseal.com
  176. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  177. Ranger....Coolant Question
  178. Northstar Coolant Questions
  179. Replaced the MAP sensor
  180. Code problem, please help!!!
  181. Peformance of 2005 Cadillac Deville w/ Northstar
  182. HELP...car wont start
  183. Possible benefit from a grounding kit?
  184. Annoying Problem
  185. Northstar swap into a Buick Reatta
  186. Which side is the inj. harness on?
  187. 2000 n* into 1996
  188. Tensioner question
  189. 98 DeVille -Torque Trouble
  190. 93 Northstar Allante TPS Issues
  191. Oil light?
  192. 97 STS, low compression in all left bank cyls
  193. Help I027 SES Code came up After a W.O.T
  194. Starter revelation, ....for me anyhow!
  195. Fuel Pump and Erratic idle
  196. Is this a good price for a used N*?
  197. finding an alternative to timeserts
  198. need time sert kit for head gasket repair
  199. Oil filter?!?
  200. 96 DeVille losing coolant
  201. Prevention of Headgasket Trouble?
  202. How much could I get for it all? (N* project)
  203. Anybody have a 300hp northstar and a scan tool?
  204. Severe stumble
  205. last thing holding my cylinder head on... help!
  206. help with some codes
  207. W.o.t.
  208. flickering oil light
  209. Northstar repair
  210. exhaust question
  211. Coolant Problem Eatin My Money!!!!
  212. Tune UP
  213. W. O. T!
  214. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  215. Water Pump Confusion
  216. update - starting
  217. TPS values (PD01 PCM Data output)
  218. 94 SLS Smoked/Smelled and now Won't Start
  219. The Case Of The Dissapearing Oil?
  220. How To Pull Codes (DTC's)
  221. 98 DeVille starting trouble. Help!
  222. Double Flush?
  223. 2000 sls high idle
  224. 1998 Deville Tune-Up confusion
  225. 98 n* head bolts/inserts
  226. 97 Etc Engine Exchange...please Help
  227. 95 ETC Overheating Sometimes??
  228. 97 northstar still overheating
  229. People with stalling problems may want to look at this!!!
  230. NOOB needs some help!!... northstar blown!!!
  231. Loud snapping sound during startup/shutdown
  232. Question on maintanance
  233. Dex-Cool no longer made?
  234. Prestone Super Radiator Flush
  235. Popular choice for spark plugs in my 99 STS???
  236. removing the crank pulley
  237. Post Explosion Roughness
  238. Adjusting Tming (94 concours)
  239. 94 sls whats causing a high idle?!
  240. symtoms of bad wtr pump, 97 concours
  241. EGR valve location
  242. Bottom end/block from another engine?
  243. spark plug wires?
  244. Too Much Spent, Same Problem
  245. 1993 Exploding Intake Plenum
  246. STS Mufflers
  247. Why does dirty TB cause crazy idle?
  248. O2 Sensor
  249. Noisy engine
  250. 100000 mile maintenance