: Northstar Engines and System Technical Discussion



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  1. Never fill up on gas when...
  2. Another overheat thread: '97 Deville N*
  3. Tune Up
  4. Northstar Timing Chains
  5. Do you have a Time-Sert kit, please help ?
  6. blown head or water pump
  7. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  8. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  9. loose power steering rack
  10. Y / 9 What's the Difference?
  11. Blown head gasket repair? 96 deville
  12. 99 STS Starting hard, STALLING..Help!!
  13. Venting Cooling System?? Drill Hole??
  14. COP - Coil over Plug Question
  15. intake plenum bolt
  16. *98 Deville- Coolant in Oil?
  17. Code P076 on 94 STS and hard shifting help!
  18. 96 deville poping and rough running
  19. Tune Up on North*???
  20. Oil misinformation
  21. Just ordered used engine
  22. Honestly, how much interest in S/C or T/C the N*
  23. Cooling fan "on" temp?
  24. Nitrous?
  25. PCV Rattle
  26. Occasional tranny slippage: Shift solenoid???
  27. 93 eldorado northstar stalls out plz help!
  28. Racing Junk heads
  29. My Caddy won't start.....help!!
  30. Northstar TIME-SERT Kit for Sale.....
  31. 1st Self Work on 1994 STS
  32. How many miles can I drive my 1996? Problems will be?
  33. Engine died & no codes?
  34. Plumbing help on 99 STS
  35. WOT vs 4T80E vs. Timing Chain
  36. Exhaust Vids
  37. 99 STS Starting hard then STALLING..Help!!
  38. How did this happen?
  39. overheats sometimes
  40. Heat / AC cover ?
  41. ignition switch
  42. 94 Concours prob. after EGR cleaning P036
  43. 98 STS Motor mount busted
  44. Help with 98 STS part.
  45. Summit Turbo Mufflers?
  46. advice on correct coolant temps for 92 eldorado
  47. Is your N* running bad, hesitating, missing??
  48. Head gasket replacement
  49. Can DIC messages be cleared for good??
  50. Code I039??
  51. blown head gasket
  52. Strange rhythmic vibration 2000 DTS
  53. Electronic Speedometer Display
  54. Blue Devil Engine & Cooling system Sealer!?
  55. Major problems at 80K miles. Is this normal?
  56. Buzzing and ringing...
  57. Performance mod
  58. "flapper door" replacement?
  59. OBDII Programmers
  60. Limp Home what is it??
  61. 99 N doesnt come with factory strut tower bar?
  62. Before And After....(Mufflers)
  63. witch fuse?
  64. Coolant Change 98 Deville
  65. 96 Sedan Deville-Where is the thermostat located
  66. Engine Codes PC0300 & RF2560
  67. Hotrod with the N*
  68. Engine Swap Info
  69. chugging N*
  70. OK, tired of Headgasket worry...
  71. 96 SLS burning oil like it's gas
  72. Remove the water pump pulley
  73. Tool to remove the water pump pulley
  74. 95 Deville Oil Presure
  75. engine died
  76. Tune Up Time!
  77. 97eldo Need Help
  78. missing bolts on side of oilpan and A-frame...
  79. Torque strut removal and "engine tilt"
  80. Thread inserts?
  81. Can you use 10W-40 in a Northstar
  82. Are AC/Delco parts available only at the dealer?
  83. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  84. How do you properly use pellets? Northstar
  85. Engine seems to misfire a bit when it's cold or damp out
  86. coolant coming out of overflow hose like faucet '97 Eldo
  87. SES Misfiring DTC P0300 My hunch is.....
  88. Oil cooler line leak, 4.6 N*
  89. Tightening time saver and accuracy improved with simple trick
  90. It Happened,the dreaded overheat!
  91. Oil pump - what is the grove and the port for
  92. Any performance parts for the N*?
  93. Intermediate timeing chain shaft - O ring?
  94. 98 Eldo N* 4.6 Overheating
  95. ZEX ordered....
  96. Latest head bolt tightening spec?
  97. Corsa scrwwed me over!
  98. Help with emissions system
  99. Supercharged Northstar
  100. Bbob?? Could you look at this Link?
  101. My water pump belt is dancing around...
  102. Belt Tensioner Condition - Bboby?
  103. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  104. '98 deville idle
  105. intake kit
  106. WOT advice
  107. SeaFoam Opinions...
  108. GXP-ify my sts?
  109. caprice vs Seville sts
  110. water pump/thermostat crossover housing leaking again
  111. Oil in spark plug chamber, How Bad Is This?
  112. Bizarre Coolant- A/C problem 98 Deville!!!
  113. Anybody got a stock calpack?
  114. Question about climate control.
  115. Remanufactured Northstar Engine
  116. 98 eldo jerking while stopped
  117. Dex Cool.....What going on?
  118. Compression test results 98 Seville
  119. Failed emissions test
  120. just bought 97 eldo std.
  121. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  122. Low Coolant Level
  123. Alternative to Platinum Plugs?
  124. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  125. Northstar oilpan
  126. 95 deville blown head gasket
  127. 3 qts oil in 3000 miles?
  128. 5% discount on parts!
  129. Things I should do when changing engines
  130. egr bench test / disassembly ?
  131. '98 cam to waterpump belt
  132. direct flow air filter intake
  133. belt
  134. Transmission Problem Not Sure Need Help Bad!!!!!!!
  135. Dex Cool is eating the gaskets?!!!
  136. 2003 SLS ECM code: DTC "P0300
  137. Cleaning fuel injectors
  138. Oversize pistons? Undersize bearings?
  139. HeadGasket
  140. oil smoke -- any suggestions?
  141. New to North stars
  142. AC 41-900 Replaced with the 41-950 plug
  143. Long Crankin
  144. egr valve test?
  145. AC Compressor changeout - success -
  146. Oil Question
  147. Question about the EGR valve
  148. My oil drain plug magnet is missing
  149. Code P1350
  150. aftermarket catalytic converter
  151. 93 STS starting problem
  152. N*--Built by ISUZU????
  153. Few STS questions..engine, suspension??
  154. Average Cost to replace Tranny on N*?
  155. Buying the Juice....
  156. Oil Residue/grease on section of Air filter on 96 N* Why?
  157. Oil level sensor (check oil level)
  158. loud noise in valve cover ?
  159. not licking to stop and slight oil leak
  160. Cracked oil pan...
  161. Magnaflow Hi Flow Cats
  162. Main Acc Drivebelt - Whine & Grind Noises
  163. a few questions i have.
  164. ZDP Right ? Bad ?
  165. Crossover changed, now smoking anit-freeze?
  166. P036 Since changing crossover
  167. Boggy Accel
  168. references for understanding the N*?
  169. Vapor lock
  170. Torque Sequence and Lbs for NStar Heads BBob??
  171. Water Pump Housing
  172. Best High-flow cat
  173. the Northstar and cams???
  174. motor swap 94 to 97 Relocation of air sensor
  175. Quick Question
  176. Probly Not a New Question - Oil Pan Leak
  177. starting problem
  178. Idle surging
  179. Northstar Help
  180. Crank Position Sensor Symptoms and Replacement
  181. Water Pump ?
  182. RWD Northstar? Gofast Parts?
  183. My Idea!!!!!!
  184. Main thread pulled out
  185. Tranny trouble again.
  186. 00 DTS - Starting issue
  187. Timesert or not?
  188. 2000 N* into a '96 DeVille?
  189. Run mid-grade every other tank?
  190. P0741 & P1860
  191. How warm do I warm my car up?
  192. Exhaust manifolds: removed with engine in place?
  193. Burning Coolant
  194. Performance questions!!!!
  195. Regular fuel change ecm program
  196. TCS C1233 and ignition problem? 97 SLS
  197. Remote mirror removal & repair questions
  198. Where is my gas filter? 97 STS
  199. Oil Burning Eldo, 1997 Etc..
  200. Northstar Intermittent misfire-Pulling hair out!!
  201. 96 concours code help!!
  202. Performance chips...scam?
  203. Some unanswered throttle body cleaning questions
  204. 1996 sts - "NO IRC DATA"
  205. 1996 DeVille won't start
  206. EGR valve removal.. need a bit of help
  207. lift
  208. Bbob - a leason on sealers, please!
  209. Need Options...coolant blowing out...
  210. Code P0335 on 2001 STS
  211. benlomand
  212. Possible Main Bearing Knock....what to do?
  213. ***********
  214. compression check out of car
  215. n* check coolant level on 97 deville
  216. BBob need help
  217. Air intake "twister"?
  218. smell coolant? check freezeplugs
  219. Help with PC0174 code
  220. rss c1769 code.. help !
  221. NorthStar Reputation..
  222. RTD means??
  223. 1996 SLS Won't Disengage Parking brake when put into gear?
  224. LD8 L37 comparison...which is really quicker?
  225. N* coolant problem
  226. Does A Northstar Have Mds?
  227. thanks to bbob, ranger, etc.
  228. What's up with the new "Universal" coolant? (Bbob?)
  229. I'm being ROBBED! (of hp)
  230. using non-GM spark plug wires?
  231. How many have blown Northstars
  232. Water Pump Replacement
  233. CD-ROM Service Manuals
  234. HELP: BPTB, AC compressor
  235. Replaced A And B Shift Still Actin Funny
  236. p094 code - where is the soleniod located?
  237. service vehicle soon !!!!!!
  238. Help with removing Northstar coolant crossover
  239. error code
  240. supercharger??
  241. OK, who else needs a timesert kit????
  242. Can the Northstar be rebuilt?
  243. Using oil....but where?
  244. VIN Code "9"
  245. Head gasket and mileage...
  246. 96 Eldorado trouble code PC 0420...
  247. My First problem with my 2001 DTS if anyone can help?
  248. 97 deville cooling system
  249. air bag
  250. Dead #1 - Stumped & DisCUSSeded!