: Northstar Engines and System Technical Discussion



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  1. T/C cut out assembly
  2. N* feels shuddery
  3. Well, changed the oil....
  4. Starter failure???
  5. GM Remanufactured Transmission...has
  6. Heater core intake line
  7. Stays in open loop (?)
  8. P039 Torque Converter Clutch/Viscous Converter Clutch Engagement Problem
  9. Top End Setting?
  10. Code- P0442
  11. Tune-UP this weekend; questions..
  12. Is this possible ?
  13. P0151 02 Sensor Circuit Low Voltage (Bank 2 Sensor I
  14. This whole WOT thing....
  15. Fuel Pressure for a 95 STS?
  16. Should I Worry About WOT?
  17. Oil level sensor question?
  18. '97 NorthStar Coolant Temp
  19. 13mpg!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  20. P0139 - Heated Oxygen Sensor (HO2S) Slow Response Bank 1 Sensor 2
  21. throttle body cleaning
  22. Recommended fuel pressure + stalling
  23. 2000 ETC MPG Blew My Mind
  24. Installation/Removal of Temperature Sensor
  25. 93 sts
  26. Dropping Drive Train Axles Too?
  27. with the engine now out, what should I replace?
  28. Volant Intake For 2001-2004 4.6L Deville
  29. groan/rattling noise
  30. 1998 surging when accelerating
  31. Keeping a '97 NS running well
  32. 94 STS Help! Cooling Fans Inop
  33. prolonged cranking 1996 eldo
  34. stan_tampabay
  35. Long crank startups
  36. 2000 deville code hlep
  37. bad coolant temp sensor?
  38. www.steelseal.com
  39. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  40. Ranger....Coolant Question
  41. Northstar Coolant Questions
  42. Replaced the MAP sensor
  43. Code problem, please help!!!
  44. Peformance of 2005 Cadillac Deville w/ Northstar
  45. HELP...car wont start
  46. Possible benefit from a grounding kit?
  47. Annoying Problem
  48. Northstar swap into a Buick Reatta
  49. Which side is the inj. harness on?
  50. 2000 n* into 1996
  51. Tensioner question
  52. 98 DeVille -Torque Trouble
  53. 93 Northstar Allante TPS Issues
  54. Oil light?
  55. 97 STS, low compression in all left bank cyls
  56. Help I027 SES Code came up After a W.O.T
  57. Starter revelation, ....for me anyhow!
  58. Fuel Pump and Erratic idle
  59. Is this a good price for a used N*?
  60. finding an alternative to timeserts
  61. need time sert kit for head gasket repair
  62. Oil filter?!?
  63. 96 DeVille losing coolant
  64. Prevention of Headgasket Trouble?
  65. How much could I get for it all? (N* project)
  66. Anybody have a 300hp northstar and a scan tool?
  67. Severe stumble
  68. last thing holding my cylinder head on... help!
  69. help with some codes
  70. W.o.t.
  71. flickering oil light
  72. Northstar repair
  73. exhaust question
  74. Coolant Problem Eatin My Money!!!!
  75. Tune UP
  76. W. O. T!
  77. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  78. Water Pump Confusion
  79. update - starting
  80. TPS values (PD01 PCM Data output)
  81. 94 SLS Smoked/Smelled and now Won't Start
  82. The Case Of The Dissapearing Oil?
  83. How To Pull Codes (DTC's)
  84. 98 DeVille starting trouble. Help!
  85. Double Flush?
  86. 2000 sls high idle
  87. 1998 Deville Tune-Up confusion
  88. 98 n* head bolts/inserts
  89. 97 Etc Engine Exchange...please Help
  90. 95 ETC Overheating Sometimes??
  91. 97 northstar still overheating
  92. People with stalling problems may want to look at this!!!
  93. NOOB needs some help!!... northstar blown!!!
  94. Loud snapping sound during startup/shutdown
  95. Question on maintanance
  96. Dex-Cool no longer made?
  97. Prestone Super Radiator Flush
  98. Popular choice for spark plugs in my 99 STS???
  99. removing the crank pulley
  100. Post Explosion Roughness
  101. Adjusting Tming (94 concours)
  102. 94 sls whats causing a high idle?!
  103. symtoms of bad wtr pump, 97 concours
  104. EGR valve location
  105. Bottom end/block from another engine?
  106. spark plug wires?
  107. Too Much Spent, Same Problem
  108. 1993 Exploding Intake Plenum
  109. STS Mufflers
  110. Why does dirty TB cause crazy idle?
  111. O2 Sensor
  112. Noisy engine
  113. 100000 mile maintenance
  114. Crank sensors
  115. Pictures of relocated PCM
  116. Reverse (ing) ...
  117. ??Smoking 96DeVille??
  118. head bolt torque settings
  119. Quick Oil Change Question....
  120. 01 STS stalls when stoped at light!
  121. getting the O2 sensor changed
  122. Fram Sure Drain
  123. Engine noise
  124. Piggyback computer is installed
  125. 98 Head Gasket Job
  126. 1993 Northstar
  127. 1998 Northstar For Sell
  128. 2002 DTS Spark Plugs
  129. Time serts pulling out of block
  130. 94 running hot!?????
  131. Tricky
  132. Old Fuel Rail Vs. New Fuel Rail
  133. Oil Leaks
  134. Found used NS, need advice.....
  135. Anyone else's N* tick at idle?
  136. Fuel Pressure Regulator and hot start problems
  137. HiPo Northstars in the house?
  138. Deville 96 Coolant leaking ...
  139. 1993 STS Rough Idle
  140. Oil pan bolt torque
  141. 96 Deville Northstar, No Oil Pressure out of the blue.
  142. So K&N air filter is no good?
  143. 93 Eldorado
  144. 98 deville hard starting
  145. check transmission message
  146. 99 deville/Northstar
  147. Opinions Needed
  148. Coolant supplement tabs not added at coolant change. Now what???
  149. 55.6 mpg
  150. 89in-lb? Seriously?
  151. transmission oil loss
  152. lean fuel mixture
  153. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  154. 98 STS airbox mod?
  155. cable acting up, white smoke 94 sls
  156. Trans Fluid Change Question
  157. Can anyone tell me if I have a bad head gasket
  158. Regular vs Premium Gas
  159. Po39
  160. My cheap-ass tune up
  161. head gasket and engine in-vehicle possible?
  162. 95 seville starter help!! plz look
  163. Possible Idling Problem?
  164. lifting out the '94 northstar.. please take a look
  165. My Nitrous project is under way...
  166. trans. leak
  167. c
  168. Coolant leak 98 DeVille and desparate
  169. Coolant leak and desparate
  170. Spark Plugs
  171. How about Eldo Performance Mods?
  172. new radiator, now engine overheats
  173. new radiator, now engine overheats
  174. Parts lookup by GM part #?? is it possible?
  175. Flushing 4T80E....how many quarts of fluid?
  176. changing PCValve on 94 eldorado
  177. Error code P035
  178. pull engine from the top in sections ?
  179. Sharp right turn=Puff of blue smoke!
  180. inside radiator leak/transmission leak?
  181. 93 Eldorado 4.6 Northstar "chuggle"
  182. high trans line pressure
  183. Firing order
  184. Northstar question!
  185. Can we get a moment of silence...
  186. air filter in a 1999 Deville
  187. So far I'm not thrilled
  188. Misfire and coils
  189. OBD2 Code RSM0038???
  190. Missfire - NEED HELP
  191. P036 & P056?
  192. Service Engine Soon? No apparent problems
  193. Replaced plug wires and plugs still misfire code
  194. I want more power out of my Northstar
  195. Is there any update on a head gasket sealer that works?
  196. What happened?
  197. Infinitely better than the 'turbonoter'!
  198. Headgasket change ????
  199. Motor Noise
  200. best oil for the 96 northstar 133000 miles
  201. northstar oil leak issues
  202. Where can I cash in a blown PCM core?
  203. hole in the block!!!!!!!!!!
  204. Intake Manifold removal
  205. 96 Edlo Cranks will not start
  206. Lower temp stat & fan sensor?
  207. 93 Allante Northstar oil leak
  208. Guide to replace water pump...
  209. Surge tank
  210. Dex Cool
  211. My crank pulley is wobbling...
  212. Throttle Body Question...
  213. oil pressure light
  214. General Northstar info needed
  215. overheating
  216. bad smell and smoke
  217. How do i clean the heads on my aluminum block?
  218. Dex-cool controversy
  219. what year engine is this!
  220. gasket
  221. NEW (used) Cadillac Owner Deville Northstar 32V
  222. Overheating '99 D'Elegance, need to sell....
  223. headgasket blown?
  224. 1996 cadillac deville for sale
  225. Shift solonoid ?, not like in thread below
  226. 97 eldorado etc with a stumble
  227. do I need two sets of timeserts?
  228. Trouble starting once engine is warm
  229. coolant level
  230. Ok computer genius!! I need you help please
  231. removing northstar engine AC COMPRESSOR question
  232. Intermittant detonation
  233. n*Headgasket Diag. the Hardway
  234. Using 1st, 2nd, 3rd gears in 99' STS
  235. Northstar 1993 Explosion - Urgent Need
  236. having a starting problem on my 94 sls
  237. '95 Northstar into a '94?
  238. NorthStar reliability?
  239. Leaking Coolant, where is it coming from?
  240. Removing the front valve cover on 98 N*???
  241. Low battery voltage causing hard starts ?
  242. new server with past informative posts
  243. Oil Leak Question
  244. service.gm.com username/password
  245. Slipping out of overdrive and P094 code
  246. will 99 n* spark plug wires fit 97 n* ???
  247. Update on my 99' Eldo issues.. and thanks
  248. 97 DeVille Concours low oil pressure stop engine???
  249. sensor names?!?!?!
  250. Cost of rebuilding transmission?