: Northstar Engines and System Technical Discussion



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  1. couple of problems, only one code- AMP B1024
  2. You want DYNO graphs?
  3. 98' Deville Waterpump
  4. The best northstar engine?
  5. How can I avoid head gasket damage?
  6. 93 Northstar Stalls with no codes
  7. '92 Seville radio question
  8. "Clunk" noise at startup? Trans Problem? Help!!
  9. fuel treatment
  10. Code P0101
  11. P023 code on 95 Eldorado
  12. 93 Eldo intermittent no spark,no start
  13. Motor change
  14. Injector malfunction Help!!!!
  15. Mod questions for a 2000 DeVille
  16. Sounds like a bird chirping
  17. 97 deville hesiatation!!!!!
  18. '96 STS OverHeating
  19. Head Gasket on 99 STS
  20. Pcv
  21. 02 DTS, Crank Sensor and Gas Mileage question, HELP!
  22. New solenoid valve kit if anyone wants it
  23. Northstar barely running
  24. Curious about performance mods...
  25. please idlee problemss help!
  26. Self scanning OBD while driving
  27. WOT advice for new member
  28. N* 1994 compatible with 1995????
  29. Coolant level? '97 Deville
  30. p1860 and p0741 repair help
  31. White Exhaust
  32. I have a code that's not on my list of codes. (P069)
  33. IAT sensor
  34. it ran so good in the past
  35. Leak Back Pressure Incorrect
  36. Code P1406 - EGR Valve Pintle Position Circuit
  37. HELP Rear Exhaust Flange Bolt Removal
  38. 02 STS simple things to help performance
  39. Groaning sound.....waterpump?
  40. Installing TPS right now.....
  41. help changed engine
  42. Throttle Body Service...is it worth$$?
  43. Throttle Body Cleaning, worth the hassel?
  44. Coolant Drain Plugs On the N*
  45. codes codes and more codes
  46. service.gm.com password?
  47. years headgaskets go bad?
  48. coolant smell help!
  49. sudden stalling
  50. Dyno results before turbo charging
  51. 4.6 Northstar Parts
  52. Head Gasket Problem!!!
  53. Just had timeserts installed.
  54. oil leak
  55. Loosing Oil and Burning Smell
  56. need info on 1999 cadillac deville engine
  57. Carbon Deposit HELP FAST
  58. ABS Question/New Engine
  59. 3rd or 2nd gear for brake help
  60. O2 sensor
  61. No2 + N* ???
  62. Engine seems to be knocking
  63. No cruise driving me nuts!!!
  64. Throttle body bolt torque specs
  65. Bad Smoke Help Please
  66. Coolant Flushing Pros/Cons?
  67. Hot start...but not the FPR!
  68. failed emissions test
  69. Has anyone had a headgasket leak oil?
  70. Low Oil Pressure Stop Engine !
  71. Carbon Deposit cleaning TEC
  72. Performance Programer 97 ETC??
  73. Ram Air
  74. Surging when cold
  75. N* comp&performance mods
  76. Recall SS and FPR
  77. NS block warp?
  78. 97 Etc Cpu Mods Or Other N* Perfromance
  79. Head gasket leak after
  80. Corrupt Miles.
  81. Anyone dyno their Caddy?
  82. Rough Running 97 DeVille
  83. Northster Squeel/Whistle
  84. Sweet exhaust smell?
  85. supercharging a 4.6L Northstar
  86. engine died in acceleration! wont start.
  87. T/C cut out assembly
  88. N* feels shuddery
  89. Well, changed the oil....
  90. Starter failure???
  91. GM Remanufactured Transmission...has
  92. Heater core intake line
  93. Stays in open loop (?)
  94. P039 Torque Converter Clutch/Viscous Converter Clutch Engagement Problem
  95. Top End Setting?
  96. Code- P0442
  97. Tune-UP this weekend; questions..
  98. Is this possible ?
  99. P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I
  100. This whole WOT thing....
  101. Fuel Pressure for a 95 STS?
  102. Should I Worry About WOT?
  103. Oil level sensor question?
  104. '97 NorthStar Coolant Temp
  105. 13mpg!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  106. P0139 - Heated Oxygen Sensor (HO2S) Slow Response Bank 1 Sensor 2
  107. throttle body cleaning
  108. Recommended fuel pressure + stalling
  109. 2000 ETC MPG Blew My Mind
  110. Installation/Removal of Temperature Sensor
  111. 93 sts
  112. Dropping Drive Train Axles Too?
  113. with the engine now out, what should I replace?
  114. Volant Intake For 2001-2004 4.6L Deville
  115. groan/rattling noise
  116. 1998 surging when accelerating
  117. Keeping a '97 NS running well
  118. 94 STS Help! Cooling Fans Inop
  119. prolonged cranking 1996 eldo
  120. stan_tampabay
  121. Long crank startups
  122. 2000 deville code hlep
  123. bad coolant temp sensor?
  124. www.steelseal.com
  125. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  126. Ranger....Coolant Question
  127. Northstar Coolant Questions
  128. Replaced the MAP sensor
  129. Code problem, please help!!!
  130. Peformance of 2005 Cadillac Deville w/ Northstar
  131. HELP...car wont start
  132. Possible benefit from a grounding kit?
  133. Annoying Problem
  134. Northstar swap into a Buick Reatta
  135. Which side is the inj. harness on?
  136. 2000 n* into 1996
  137. Tensioner question
  138. 98 DeVille -Torque Trouble
  139. 93 Northstar Allante TPS Issues
  140. Oil light?
  141. 97 STS, low compression in all left bank cyls
  142. Help I027 SES Code came up After a W.O.T
  143. Starter revelation, ....for me anyhow!
  144. Fuel Pump and Erratic idle
  145. Is this a good price for a used N*?
  146. finding an alternative to timeserts
  147. need time sert kit for head gasket repair
  148. Oil filter?!?
  149. 96 DeVille losing coolant
  150. Prevention of Headgasket Trouble?
  151. How much could I get for it all? (N* project)
  152. Anybody have a 300hp northstar and a scan tool?
  153. Severe stumble
  154. last thing holding my cylinder head on... help!
  155. help with some codes
  156. W.o.t.
  157. flickering oil light
  158. Northstar repair
  159. exhaust question
  160. Coolant Problem Eatin My Money!!!!
  161. Tune UP
  162. W. O. T!
  163. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  164. Water Pump Confusion
  165. update - starting
  166. TPS values (PD01 PCM Data output)
  167. 94 SLS Smoked/Smelled and now Won't Start
  168. The Case Of The Dissapearing Oil?
  169. How To Pull Codes (DTC's)
  170. 98 DeVille starting trouble. Help!
  171. Double Flush?
  172. 2000 sls high idle
  173. 1998 Deville Tune-Up confusion
  174. 98 n* head bolts/inserts
  175. 97 Etc Engine Exchange...please Help
  176. 95 ETC Overheating Sometimes??
  177. 97 northstar still overheating
  178. People with stalling problems may want to look at this!!!
  179. NOOB needs some help!!... northstar blown!!!
  180. Loud snapping sound during startup/shutdown
  181. Question on maintanance
  182. Dex-Cool no longer made?
  183. Prestone Super Radiator Flush
  184. Popular choice for spark plugs in my 99 STS???
  185. removing the crank pulley
  186. Post Explosion Roughness
  187. Adjusting Tming (94 concours)
  188. 94 sls whats causing a high idle?!
  189. symtoms of bad wtr pump, 97 concours
  190. EGR valve location
  191. Bottom end/block from another engine?
  192. spark plug wires?
  193. Too Much Spent, Same Problem
  194. 1993 Exploding Intake Plenum
  195. STS Mufflers
  196. Why does dirty TB cause crazy idle?
  197. O2 Sensor
  198. Noisy engine
  199. 100000 mile maintenance
  200. Crank sensors
  201. Pictures of relocated PCM
  202. Reverse (ing) ...
  203. ??Smoking 96DeVille??
  204. head bolt torque settings
  205. Quick Oil Change Question....
  206. 01 STS stalls when stoped at light!
  207. getting the O2 sensor changed
  208. Fram Sure Drain
  209. Engine noise
  210. Piggyback computer is installed
  211. 98 Head Gasket Job
  212. 1993 Northstar
  213. 1998 Northstar For Sell
  214. 2002 DTS Spark Plugs
  215. Time serts pulling out of block
  216. 94 running hot!?????
  217. Tricky
  218. Old Fuel Rail Vs. New Fuel Rail
  219. Oil Leaks
  220. Found used NS, need advice.....
  221. Anyone else's N* tick at idle?
  222. Fuel Pressure Regulator and hot start problems
  223. HiPo Northstars in the house?
  224. Deville 96 Coolant leaking ...
  225. 1993 STS Rough Idle
  226. Oil pan bolt torque
  227. 96 Deville Northstar, No Oil Pressure out of the blue.
  228. So K&N air filter is no good?
  229. 93 Eldorado
  230. 98 deville hard starting
  231. check transmission message
  232. 99 deville/Northstar
  233. Opinions Needed
  234. Coolant supplement tabs not added at coolant change. Now what???
  235. 55.6 mpg
  236. 89in-lb? Seriously?
  237. transmission oil loss
  238. lean fuel mixture
  239. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  240. 98 STS airbox mod?
  241. cable acting up, white smoke 94 sls
  242. Trans Fluid Change Question
  243. Can anyone tell me if I have a bad head gasket
  244. Regular vs Premium Gas
  245. Po39
  246. My cheap-ass tune up
  247. head gasket and engine in-vehicle possible?
  248. 95 seville starter help!! plz look
  249. Possible Idling Problem?
  250. lifting out the '94 northstar.. please take a look