: Northstar Engines and System Technical Discussion



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  1. Throttle Body Service...is it worth$$?
  2. Throttle Body Cleaning, worth the hassel?
  3. Coolant Drain Plugs On the N*
  4. codes codes and more codes
  5. service.gm.com password?
  6. years headgaskets go bad?
  7. coolant smell help!
  8. sudden stalling
  9. Dyno results before turbo charging
  10. 4.6 Northstar Parts
  11. Head Gasket Problem!!!
  12. Just had timeserts installed.
  13. oil leak
  14. Loosing Oil and Burning Smell
  15. need info on 1999 cadillac deville engine
  16. Carbon Deposit HELP FAST
  17. ABS Question/New Engine
  18. 3rd or 2nd gear for brake help
  19. O2 sensor
  20. No2 + N* ???
  21. Engine seems to be knocking
  22. No cruise driving me nuts!!!
  23. Throttle body bolt torque specs
  24. Bad Smoke Help Please
  25. Coolant Flushing Pros/Cons?
  26. Hot start...but not the FPR!
  27. failed emissions test
  28. Has anyone had a headgasket leak oil?
  29. Low Oil Pressure Stop Engine !
  30. Carbon Deposit cleaning TEC
  31. Performance Programer 97 ETC??
  32. Ram Air
  33. Surging when cold
  34. N* comp&performance mods
  35. Recall SS and FPR
  36. NS block warp?
  37. 97 Etc Cpu Mods Or Other N* Perfromance
  38. Head gasket leak after
  39. Corrupt Miles.
  40. Anyone dyno their Caddy?
  41. Rough Running 97 DeVille
  42. Northster Squeel/Whistle
  43. Sweet exhaust smell?
  44. supercharging a 4.6L Northstar
  45. engine died in acceleration! wont start.
  46. T/C cut out assembly
  47. N* feels shuddery
  48. Well, changed the oil....
  49. Starter failure???
  50. GM Remanufactured Transmission...has
  51. Heater core intake line
  52. Stays in open loop (?)
  53. P039 Torque Converter Clutch/Viscous Converter Clutch Engagement Problem
  54. Top End Setting?
  55. Code- P0442
  56. Tune-UP this weekend; questions..
  57. Is this possible ?
  58. P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I
  59. This whole WOT thing....
  60. Fuel Pressure for a 95 STS?
  61. Should I Worry About WOT?
  62. Oil level sensor question?
  63. '97 NorthStar Coolant Temp
  64. 13mpg!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  65. P0139 - Heated Oxygen Sensor (HO2S) Slow Response Bank 1 Sensor 2
  66. throttle body cleaning
  67. Recommended fuel pressure + stalling
  68. 2000 ETC MPG Blew My Mind
  69. Installation/Removal of Temperature Sensor
  70. 93 sts
  71. Dropping Drive Train Axles Too?
  72. with the engine now out, what should I replace?
  73. Volant Intake For 2001-2004 4.6L Deville
  74. groan/rattling noise
  75. 1998 surging when accelerating
  76. Keeping a '97 NS running well
  77. 94 STS Help! Cooling Fans Inop
  78. prolonged cranking 1996 eldo
  79. stan_tampabay
  80. Long crank startups
  81. 2000 deville code hlep
  82. bad coolant temp sensor?
  83. www.steelseal.com
  84. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  85. Ranger....Coolant Question
  86. Northstar Coolant Questions
  87. Replaced the MAP sensor
  88. Code problem, please help!!!
  89. Peformance of 2005 Cadillac Deville w/ Northstar
  90. HELP...car wont start
  91. Possible benefit from a grounding kit?
  92. Annoying Problem
  93. Northstar swap into a Buick Reatta
  94. Which side is the inj. harness on?
  95. 2000 n* into 1996
  96. Tensioner question
  97. 98 DeVille -Torque Trouble
  98. 93 Northstar Allante TPS Issues
  99. Oil light?
  100. 97 STS, low compression in all left bank cyls
  101. Help I027 SES Code came up After a W.O.T
  102. Starter revelation, ....for me anyhow!
  103. Fuel Pump and Erratic idle
  104. Is this a good price for a used N*?
  105. finding an alternative to timeserts
  106. need time sert kit for head gasket repair
  107. Oil filter?!?
  108. 96 DeVille losing coolant
  109. Prevention of Headgasket Trouble?
  110. How much could I get for it all? (N* project)
  111. Anybody have a 300hp northstar and a scan tool?
  112. Severe stumble
  113. last thing holding my cylinder head on... help!
  114. help with some codes
  115. W.o.t.
  116. flickering oil light
  117. Northstar repair
  118. exhaust question
  119. Coolant Problem Eatin My Money!!!!
  120. Tune UP
  121. W. O. T!
  122. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  123. Water Pump Confusion
  124. update - starting
  125. TPS values (PD01 PCM Data output)
  126. 94 SLS Smoked/Smelled and now Won't Start
  127. The Case Of The Dissapearing Oil?
  128. How To Pull Codes (DTC's)
  129. 98 DeVille starting trouble. Help!
  130. Double Flush?
  131. 2000 sls high idle
  132. 1998 Deville Tune-Up confusion
  133. 98 n* head bolts/inserts
  134. 97 Etc Engine Exchange...please Help
  135. 95 ETC Overheating Sometimes??
  136. 97 northstar still overheating
  137. People with stalling problems may want to look at this!!!
  138. NOOB needs some help!!... northstar blown!!!
  139. Loud snapping sound during startup/shutdown
  140. Question on maintanance
  141. Dex-Cool no longer made?
  142. Prestone Super Radiator Flush
  143. Popular choice for spark plugs in my 99 STS???
  144. removing the crank pulley
  145. Post Explosion Roughness
  146. Adjusting Tming (94 concours)
  147. 94 sls whats causing a high idle?!
  148. symtoms of bad wtr pump, 97 concours
  149. EGR valve location
  150. Bottom end/block from another engine?
  151. spark plug wires?
  152. Too Much Spent, Same Problem
  153. 1993 Exploding Intake Plenum
  154. STS Mufflers
  155. Why does dirty TB cause crazy idle?
  156. O2 Sensor
  157. Noisy engine
  158. 100000 mile maintenance
  159. Crank sensors
  160. Pictures of relocated PCM
  161. Reverse (ing) ...
  162. ??Smoking 96DeVille??
  163. head bolt torque settings
  164. Quick Oil Change Question....
  165. 01 STS stalls when stoped at light!
  166. getting the O2 sensor changed
  167. Fram Sure Drain
  168. Engine noise
  169. Piggyback computer is installed
  170. 98 Head Gasket Job
  171. 1993 Northstar
  172. 1998 Northstar For Sell
  173. 2002 DTS Spark Plugs
  174. Time serts pulling out of block
  175. 94 running hot!?????
  176. Tricky
  177. Old Fuel Rail Vs. New Fuel Rail
  178. Oil Leaks
  179. Found used NS, need advice.....
  180. Anyone else's N* tick at idle?
  181. Fuel Pressure Regulator and hot start problems
  182. HiPo Northstars in the house?
  183. Deville 96 Coolant leaking ...
  184. 1993 STS Rough Idle
  185. Oil pan bolt torque
  186. 96 Deville Northstar, No Oil Pressure out of the blue.
  187. So K&N air filter is no good?
  188. 93 Eldorado
  189. 98 deville hard starting
  190. check transmission message
  191. 99 deville/Northstar
  192. Opinions Needed
  193. Coolant supplement tabs not added at coolant change. Now what???
  194. 55.6 mpg
  195. 89in-lb? Seriously?
  196. transmission oil loss
  197. lean fuel mixture
  198. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  199. 98 STS airbox mod?
  200. cable acting up, white smoke 94 sls
  201. Trans Fluid Change Question
  202. Can anyone tell me if I have a bad head gasket
  203. Regular vs Premium Gas
  204. Po39
  205. My cheap-ass tune up
  206. head gasket and engine in-vehicle possible?
  207. 95 seville starter help!! plz look
  208. Possible Idling Problem?
  209. lifting out the '94 northstar.. please take a look
  210. My Nitrous project is under way...
  211. trans. leak
  212. c
  213. Coolant leak 98 DeVille and desparate
  214. Coolant leak and desparate
  215. Spark Plugs
  216. How about Eldo Performance Mods?
  217. new radiator, now engine overheats
  218. new radiator, now engine overheats
  219. Parts lookup by GM part #?? is it possible?
  220. Flushing 4T80E....how many quarts of fluid?
  221. changing PCValve on 94 eldorado
  222. Error code P035
  223. pull engine from the top in sections ?
  224. Sharp right turn=Puff of blue smoke!
  225. inside radiator leak/transmission leak?
  226. 93 Eldorado 4.6 Northstar "chuggle"
  227. high trans line pressure
  228. Firing order
  229. Northstar question!
  230. Can we get a moment of silence...
  231. air filter in a 1999 Deville
  232. So far I'm not thrilled
  233. Misfire and coils
  234. OBD2 Code RSM0038???
  235. Missfire - NEED HELP
  236. P036 & P056?
  237. Service Engine Soon? No apparent problems
  238. Replaced plug wires and plugs still misfire code
  239. I want more power out of my Northstar
  240. Is there any update on a head gasket sealer that works?
  241. What happened?
  242. Infinitely better than the 'turbonoter'!
  243. Headgasket change ????
  244. Motor Noise
  245. best oil for the 96 northstar 133000 miles
  246. northstar oil leak issues
  247. Where can I cash in a blown PCM core?
  248. hole in the block!!!!!!!!!!
  249. Intake Manifold removal
  250. 96 Edlo Cranks will not start