: Northstar Engines and System Technical Discussion



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  1. Help I027 SES Code came up After a W.O.T
  2. Starter revelation, ....for me anyhow!
  3. Fuel Pump and Erratic idle
  4. Is this a good price for a used N*?
  5. finding an alternative to timeserts
  6. need time sert kit for head gasket repair
  7. Oil filter?!?
  8. 96 DeVille losing coolant
  9. Prevention of Headgasket Trouble?
  10. How much could I get for it all? (N* project)
  11. Anybody have a 300hp northstar and a scan tool?
  12. Severe stumble
  13. last thing holding my cylinder head on... help!
  14. help with some codes
  15. W.o.t.
  16. flickering oil light
  17. Northstar repair
  18. exhaust question
  19. Coolant Problem Eatin My Money!!!!
  20. Tune UP
  21. W. O. T!
  22. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  23. Water Pump Confusion
  24. update - starting
  25. TPS values (PD01 PCM Data output)
  26. 94 SLS Smoked/Smelled and now Won't Start
  27. The Case Of The Dissapearing Oil?
  28. How To Pull Codes (DTC's)
  29. 98 DeVille starting trouble. Help!
  30. Double Flush?
  31. 2000 sls high idle
  32. 1998 Deville Tune-Up confusion
  33. 98 n* head bolts/inserts
  34. 97 Etc Engine Exchange...please Help
  35. 95 ETC Overheating Sometimes??
  36. 97 northstar still overheating
  37. People with stalling problems may want to look at this!!!
  38. NOOB needs some help!!... northstar blown!!!
  39. Loud snapping sound during startup/shutdown
  40. Question on maintanance
  41. Dex-Cool no longer made?
  42. Prestone Super Radiator Flush
  43. Popular choice for spark plugs in my 99 STS???
  44. removing the crank pulley
  45. Post Explosion Roughness
  46. Adjusting Tming (94 concours)
  47. 94 sls whats causing a high idle?!
  48. symtoms of bad wtr pump, 97 concours
  49. EGR valve location
  50. Bottom end/block from another engine?
  51. spark plug wires?
  52. Too Much Spent, Same Problem
  53. 1993 Exploding Intake Plenum
  54. STS Mufflers
  55. Why does dirty TB cause crazy idle?
  56. O2 Sensor
  57. Noisy engine
  58. 100000 mile maintenance
  59. Crank sensors
  60. Pictures of relocated PCM
  61. Reverse (ing) ...
  62. ??Smoking 96DeVille??
  63. head bolt torque settings
  64. Quick Oil Change Question....
  65. 01 STS stalls when stoped at light!
  66. getting the O2 sensor changed
  67. Fram Sure Drain
  68. Engine noise
  69. Piggyback computer is installed
  70. 98 Head Gasket Job
  71. 1993 Northstar
  72. 1998 Northstar For Sell
  73. 2002 DTS Spark Plugs
  74. Time serts pulling out of block
  75. 94 running hot!?????
  76. Tricky
  77. Old Fuel Rail Vs. New Fuel Rail
  78. Oil Leaks
  79. Found used NS, need advice.....
  80. Anyone else's N* tick at idle?
  81. Fuel Pressure Regulator and hot start problems
  82. HiPo Northstars in the house?
  83. Deville 96 Coolant leaking ...
  84. 1993 STS Rough Idle
  85. Oil pan bolt torque
  86. 96 Deville Northstar, No Oil Pressure out of the blue.
  87. So K&N air filter is no good?
  88. 93 Eldorado
  89. 98 deville hard starting
  90. check transmission message
  91. 99 deville/Northstar
  92. Opinions Needed
  93. Coolant supplement tabs not added at coolant change. Now what???
  94. 55.6 mpg
  95. 89in-lb? Seriously?
  96. transmission oil loss
  97. lean fuel mixture
  98. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  99. 98 STS airbox mod?
  100. cable acting up, white smoke 94 sls
  101. Trans Fluid Change Question
  102. Can anyone tell me if I have a bad head gasket
  103. Regular vs Premium Gas
  104. Po39
  105. My cheap-ass tune up
  106. head gasket and engine in-vehicle possible?
  107. 95 seville starter help!! plz look
  108. Possible Idling Problem?
  109. lifting out the '94 northstar.. please take a look
  110. My Nitrous project is under way...
  111. trans. leak
  112. c
  113. Coolant leak 98 DeVille and desparate
  114. Coolant leak and desparate
  115. Spark Plugs
  116. How about Eldo Performance Mods?
  117. new radiator, now engine overheats
  118. new radiator, now engine overheats
  119. Parts lookup by GM part #?? is it possible?
  120. Flushing 4T80E....how many quarts of fluid?
  121. changing PCValve on 94 eldorado
  122. Error code P035
  123. pull engine from the top in sections ?
  124. Sharp right turn=Puff of blue smoke!
  125. inside radiator leak/transmission leak?
  126. 93 Eldorado 4.6 Northstar "chuggle"
  127. high trans line pressure
  128. Firing order
  129. Northstar question!
  130. Can we get a moment of silence...
  131. air filter in a 1999 Deville
  132. So far I'm not thrilled
  133. Misfire and coils
  134. OBD2 Code RSM0038???
  135. Missfire - NEED HELP
  136. P036 & P056?
  137. Service Engine Soon? No apparent problems
  138. Replaced plug wires and plugs still misfire code
  139. I want more power out of my Northstar
  140. Is there any update on a head gasket sealer that works?
  141. What happened?
  142. Infinitely better than the 'turbonoter'!
  143. Headgasket change ????
  144. Motor Noise
  145. best oil for the 96 northstar 133000 miles
  146. northstar oil leak issues
  147. Where can I cash in a blown PCM core?
  148. hole in the block!!!!!!!!!!
  149. Intake Manifold removal
  150. 96 Edlo Cranks will not start
  151. Lower temp stat & fan sensor?
  152. 93 Allante Northstar oil leak
  153. Guide to replace water pump...
  154. Surge tank
  155. Dex Cool
  156. My crank pulley is wobbling...
  157. Throttle Body Question...
  158. oil pressure light
  159. General Northstar info needed
  160. overheating
  161. bad smell and smoke
  162. How do i clean the heads on my aluminum block?
  163. Dex-cool controversy
  164. what year engine is this!
  165. gasket
  166. NEW (used) Cadillac Owner Deville Northstar 32V
  167. Overheating '99 D'Elegance, need to sell....
  168. headgasket blown?
  169. 1996 cadillac deville for sale
  170. Shift solonoid ?, not like in thread below
  171. 97 eldorado etc with a stumble
  172. do I need two sets of timeserts?
  173. Trouble starting once engine is warm
  174. coolant level
  175. Ok computer genius!! I need you help please
  176. removing northstar engine AC COMPRESSOR question
  177. Intermittant detonation
  178. n*Headgasket Diag. the Hardway
  179. Using 1st, 2nd, 3rd gears in 99' STS
  180. Northstar 1993 Explosion - Urgent Need
  181. having a starting problem on my 94 sls
  182. '95 Northstar into a '94?
  183. NorthStar reliability?
  184. Leaking Coolant, where is it coming from?
  185. Removing the front valve cover on 98 N*???
  186. Low battery voltage causing hard starts ?
  187. new server with past informative posts
  188. Oil Leak Question
  189. service.gm.com username/password
  190. Slipping out of overdrive and P094 code
  191. will 99 n* spark plug wires fit 97 n* ???
  192. Update on my 99' Eldo issues.. and thanks
  193. 97 DeVille Concours low oil pressure stop engine???
  194. sensor names?!?!?!
  195. Cost of rebuilding transmission?
  196. 99 STS Engine Temp Sensor problem
  197. New Owner, 97 Eldo, A Few Thoughts And Questions
  198. what is the conditioner called to add to the radiator coolant??
  199. Toyota MR2 powered by...Northstar
  200. Northstar Twin Turbo...
  201. A helicopter powered by...Northstar engine
  202. A guy with TWO N* engines in his Caddy...The TwinStar
  203. A guy with a turbocharged Northstar powered Fiero...
  204. Found: Northstar Engine Info:
  205. Hi, new here with q on a 99 Eld.
  206. Running Rich?????
  207. Spark Plug Replacement
  208. Cooling System Hoses
  209. 95 STS Crank sensor,location ??? help
  210. engine braking a la overrun clutch
  211. Best Price/ Dealer for Time-serts?
  212. Looking for Northstar Parts!
  213. accuracy of temp sensor???? please help
  214. Oil Seal Tool ?
  215. Help need info.
  216. 94 Caddy Concours Tranny/Linkage?
  217. Need help with '94 STS codes
  218. P022 code TPS open
  219. where can i buy rear control arm bushings?
  220. Replacing Timeserts in 96 Eldorado
  221. N* hp over the years...
  222. Installing Oil Pressure Gauge???
  223. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  224. 97 DeVille Concours still runnin hot
  225. HELP! Need serpentine belt diagram
  226. Vacuum pressure
  227. old engine, bad engine?
  228. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  229. P0609 - help
  230. Shift Solenoids A & B, Need some Help!
  231. What do these codes mean in plain english ?
  232. N* performance help
  233. Northstar stud problem
  234. Noisy Northstar
  235. northstar swap?
  236. Transmission NIGHTMARE
  237. '94 SLS, 4.6L, how do you set the cam alignment?
  238. 1993 Eldo...ALL THE OIL CAME OUT
  239. what engine years will fit my 94 sls?
  240. A question on diagnostic codes
  241. tires for 99 STS??
  242. taking off oil pan?
  243. Update on PCM gone Loco
  244. Overheating: correct diagnostics
  245. N* Power Steering Pump Pressurizing
  246. 95 Northstart Leaking Coolant
  247. What next? PCM shot or something I'm missing? Please help.
  248. Oil Pressure Drop on V8 NS
  249. looking for some new ideas and help with northstar motor
  250. Backfire and smoke under the Hood