: Northstar Engines and System Technical Discussion



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