: Northstar Engines and System Technical Discussion



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  1. Code P076 on 94 STS and hard shifting help!
  2. 96 deville poping and rough running
  3. Tune Up on North*???
  4. Oil misinformation
  5. Just ordered used engine
  6. Honestly, how much interest in S/C or T/C the N*
  7. Cooling fan "on" temp?
  8. Nitrous?
  9. PCV Rattle
  10. Occasional tranny slippage: Shift solenoid???
  11. 93 eldorado northstar stalls out plz help!
  12. Racing Junk heads
  13. My Caddy won't start.....help!!
  14. Northstar TIME-SERT Kit for Sale.....
  15. 1st Self Work on 1994 STS
  16. How many miles can I drive my 1996? Problems will be?
  17. Engine died & no codes?
  18. Plumbing help on 99 STS
  19. WOT vs 4T80E vs. Timing Chain
  20. Exhaust Vids
  21. 99 STS Starting hard then STALLING..Help!!
  22. How did this happen?
  23. overheats sometimes
  24. Heat / AC cover ?
  25. ignition switch
  26. 94 Concours prob. after EGR cleaning P036
  27. 98 STS Motor mount busted
  28. Help with 98 STS part.
  29. Summit Turbo Mufflers?
  30. advice on correct coolant temps for 92 eldorado
  31. Is your N* running bad, hesitating, missing??
  32. Head gasket replacement
  33. Can DIC messages be cleared for good??
  34. Code I039??
  35. blown head gasket
  36. Strange rhythmic vibration 2000 DTS
  37. Electronic Speedometer Display
  38. Blue Devil Engine & Cooling system Sealer!?
  39. Major problems at 80K miles. Is this normal?
  40. Buzzing and ringing...
  41. Performance mod
  42. "flapper door" replacement?
  43. OBDII Programmers
  44. Limp Home what is it??
  45. 99 N doesnt come with factory strut tower bar?
  46. Before And After....(Mufflers)
  47. witch fuse?
  48. Coolant Change 98 Deville
  49. 96 Sedan Deville-Where is the thermostat located
  50. Engine Codes PC0300 & RF2560
  51. Hotrod with the N*
  52. Engine Swap Info
  53. chugging N*
  54. OK, tired of Headgasket worry...
  55. 96 SLS burning oil like it's gas
  56. Remove the water pump pulley
  57. Tool to remove the water pump pulley
  58. 95 Deville Oil Presure
  59. engine died
  60. Tune Up Time!
  61. 97eldo Need Help
  62. missing bolts on side of oilpan and A-frame...
  63. Torque strut removal and "engine tilt"
  64. Thread inserts?
  65. Can you use 10W-40 in a Northstar
  66. Are AC/Delco parts available only at the dealer?
  67. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  68. How do you properly use pellets? Northstar
  69. Engine seems to misfire a bit when it's cold or damp out
  70. coolant coming out of overflow hose like faucet '97 Eldo
  71. SES Misfiring DTC P0300 My hunch is.....
  72. Oil cooler line leak, 4.6 N*
  73. Tightening time saver and accuracy improved with simple trick
  74. It Happened,the dreaded overheat!
  75. Oil pump - what is the grove and the port for
  76. Any performance parts for the N*?
  77. Intermediate timeing chain shaft - O ring?
  78. 98 Eldo N* 4.6 Overheating
  79. ZEX ordered....
  80. Latest head bolt tightening spec?
  81. Corsa scrwwed me over!
  82. Help with emissions system
  83. Supercharged Northstar
  84. Bbob?? Could you look at this Link?
  85. My water pump belt is dancing around...
  86. Belt Tensioner Condition - Bboby?
  87. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  88. '98 deville idle
  89. intake kit
  90. WOT advice
  91. SeaFoam Opinions...
  92. GXP-ify my sts?
  93. caprice vs Seville sts
  94. water pump/thermostat crossover housing leaking again
  95. Oil in spark plug chamber, How Bad Is This?
  96. Bizarre Coolant- A/C problem 98 Deville!!!
  97. Anybody got a stock calpack?
  98. Question about climate control.
  99. Remanufactured Northstar Engine
  100. 98 eldo jerking while stopped
  101. Dex Cool.....What going on?
  102. Compression test results 98 Seville
  103. Failed emissions test
  104. just bought 97 eldo std.
  105. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  106. Low Coolant Level
  107. Alternative to Platinum Plugs?
  108. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  109. Northstar oilpan
  110. 95 deville blown head gasket
  111. 3 qts oil in 3000 miles?
  112. 5% discount on parts!
  113. Things I should do when changing engines
  114. egr bench test / disassembly ?
  115. '98 cam to waterpump belt
  116. direct flow air filter intake
  117. belt
  118. Transmission Problem Not Sure Need Help Bad!!!!!!!
  119. Dex Cool is eating the gaskets?!!!
  120. 2003 SLS ECM code: DTC "P0300
  121. Cleaning fuel injectors
  122. Oversize pistons? Undersize bearings?
  123. HeadGasket
  124. oil smoke -- any suggestions?
  125. New to North stars
  126. AC 41-900 Replaced with the 41-950 plug
  127. Long Crankin
  128. egr valve test?
  129. AC Compressor changeout - success -
  130. Oil Question
  131. Question about the EGR valve
  132. My oil drain plug magnet is missing
  133. Code P1350
  134. aftermarket catalytic converter
  135. 93 STS starting problem
  136. N*--Built by ISUZU????
  137. Few STS questions..engine, suspension??
  138. Average Cost to replace Tranny on N*?
  139. Buying the Juice....
  140. Oil Residue/grease on section of Air filter on 96 N* Why?
  141. Oil level sensor (check oil level)
  142. loud noise in valve cover ?
  143. not licking to stop and slight oil leak
  144. Cracked oil pan...
  145. Magnaflow Hi Flow Cats
  146. Main Acc Drivebelt - Whine & Grind Noises
  147. a few questions i have.
  148. ZDP Right ? Bad ?
  149. Crossover changed, now smoking anit-freeze?
  150. P036 Since changing crossover
  151. Boggy Accel
  152. references for understanding the N*?
  153. Vapor lock
  154. Torque Sequence and Lbs for NStar Heads BBob??
  155. Water Pump Housing
  156. Best High-flow cat
  157. the Northstar and cams???
  158. motor swap 94 to 97 Relocation of air sensor
  159. Quick Question
  160. Probly Not a New Question - Oil Pan Leak
  161. starting problem
  162. Idle surging
  163. Northstar Help
  164. Crank Position Sensor Symptoms and Replacement
  165. Water Pump ?
  166. RWD Northstar? Gofast Parts?
  167. My Idea!!!!!!
  168. Main thread pulled out
  169. Tranny trouble again.
  170. 00 DTS - Starting issue
  171. Timesert or not?
  172. 2000 N* into a '96 DeVille?
  173. Run mid-grade every other tank?
  174. P0741 & P1860
  175. How warm do I warm my car up?
  176. Exhaust manifolds: removed with engine in place?
  177. Burning Coolant
  178. Performance questions!!!!
  179. Regular fuel change ecm program
  180. TCS C1233 and ignition problem? 97 SLS
  181. Remote mirror removal & repair questions
  182. Where is my gas filter? 97 STS
  183. Oil Burning Eldo, 1997 Etc..
  184. Northstar Intermittent misfire-Pulling hair out!!
  185. 96 concours code help!!
  186. Performance chips...scam?
  187. Some unanswered throttle body cleaning questions
  188. 1996 sts - "NO IRC DATA"
  189. 1996 DeVille won't start
  190. EGR valve removal.. need a bit of help
  191. lift
  192. Bbob - a leason on sealers, please!
  193. Need Options...coolant blowing out...
  194. Code P0335 on 2001 STS
  195. benlomand
  196. Possible Main Bearing Knock....what to do?
  197. ***********
  198. compression check out of car
  199. n* check coolant level on 97 deville
  200. BBob need help
  201. Air intake "twister"?
  202. smell coolant? check freezeplugs
  203. Help with PC0174 code
  204. rss c1769 code.. help !
  205. NorthStar Reputation..
  206. RTD means??
  207. 1996 SLS Won't Disengage Parking brake when put into gear?
  208. LD8 L37 comparison...which is really quicker?
  209. N* coolant problem
  210. Does A Northstar Have Mds?
  211. thanks to bbob, ranger, etc.
  212. What's up with the new "Universal" coolant? (Bbob?)
  213. I'm being ROBBED! (of hp)
  214. using non-GM spark plug wires?
  215. How many have blown Northstars
  216. Water Pump Replacement
  217. CD-ROM Service Manuals
  218. HELP: BPTB, AC compressor
  219. Replaced A And B Shift Still Actin Funny
  220. p094 code - where is the soleniod located?
  221. service vehicle soon !!!!!!
  222. Help with removing Northstar coolant crossover
  223. error code
  224. supercharger??
  225. OK, who else needs a timesert kit????
  226. Can the Northstar be rebuilt?
  227. Using oil....but where?
  228. VIN Code "9"
  229. Head gasket and mileage...
  230. 96 Eldorado trouble code PC 0420...
  231. My First problem with my 2001 DTS if anyone can help?
  232. 97 deville cooling system
  233. air bag
  234. Dead #1 - Stumped & DisCUSSeded!
  235. Where exactly are the B1S2, B2S1, and B1S3 O2 sensors located?
  236. Northstar Head Gasket.. What Parts Needed???
  237. 94 concours rough idle when hot
  238. Where does a coolant change go into?
  239. Oil Pump - how to inspect and test out of engine
  240. Possible for Trans. Solenoids not to show a code?
  241. Code AC1348 on 1996 seville SlS what does it mean?
  242. AAA Extended Warranty
  243. Technical Service Bulletins
  244. 94 concours, test your knowledge
  245. My car Quacks
  246. 1996 SLS Transmission Reluctant/Studders to go to Overdrive Ideas?
  247. s/s fuel rail removal to get to EGR...
  248. Transmission codes
  249. Which pistons can and should I use
  250. Fastest NORTHSTAR