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View Full Version : Northstar Performance and Technical Discussion

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  1. OBD Codes
  2. Northstar Exhaust acoustic "tuning", Bbobinsky?
  3. '94 Deville n* h2O pipes behind engine rusted out
  4. Map sensor
  5. Help with codes for the Concourse
  6. problems with 94 deville 4.6L
  7. Which Fuel Pressure Regulator?
  8. New Application for the N*
  9. Engine miss
  10. Northstar engine miss
  11. 97 Deville Running poorly Help.
  12. EGR stuck = retarded timing?
  13. What is an MAF, and where can I find it?
  14. Spark Plugs on 94 STS.
  15. WOT, Premium Gas and Service Engine Soon Message
  16. Re: Didn't know where else to post this...
  17. Acetone and the Northstar
  18. whats with the front valve cover???
  19. Theory for Bbob: Fuel grade AGAIN ;)
  20. Need an Honest Opinion on my STS
  21. Plugs and Wires
  22. Missfire sensor
  23. Not head GASKET!
  24. 94 deville intake cover
  25. DIC controlls
  26. superchip
  27. Help my Cadillac Starts by itself
  28. Whats up with this "turbonoter"?
  29. Are there certain northstar engines to stay away from?
  30. 98 Eldo N* Cooling Issues..Now This?
  31. Bad injectors at 50K miles?
  32. Coolant supplement paradox (yeah this again :-)
  33. 95 sts mods
  34. Lifting Fuel Rail
  35. Engine miss when HOT outside.
  36. New Concours owner has PF61 question
  37. Catalytic converter
  38. Need help with O2 sensor.
  39. Just for laughs.....
  40. 94 N* motor pulled tips and ideas
  41. Hesitation
  42. too much money to replace a oil pan gasket
  43. Code PC0138 96 Deville? O2 sensor which one?
  44. Radiator hose looks warped and rubbing against engine...
  45. Transmission Fluid Under Pressure at Cap?
  46. Pcv Valve
  47. 2000 DeVille Waterpump
  48. Oil leak?..Not oil pan!
  49. Time-Serts for 96 N* Eldorado
  50. Rebuidling Heads on 96 Eldorado N* Engine
  51. Rebuilding Heads for 96 Eldorado
  52. MAP Problem?
  53. ECM/PCM Tuning
  54. New Northstar Motor Breakin ??
  55. Never fill up on gas when...
  56. Another overheat thread: '97 Deville N*
  57. Tune Up
  58. Northstar Timing Chains
  59. Do you have a Time-Sert kit, please help ?
  60. blown head or water pump
  61. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  62. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  63. loose power steering rack
  64. Y / 9 What's the Difference?
  65. Blown head gasket repair? 96 deville
  66. 99 STS Starting hard, STALLING..Help!!
  67. Venting Cooling System?? Drill Hole??
  68. COP - Coil over Plug Question
  69. intake plenum bolt
  70. *98 Deville- Coolant in Oil?
  71. Code P076 on 94 STS and hard shifting help!
  72. 96 deville poping and rough running
  73. Tune Up on North*???
  74. Oil misinformation
  75. Just ordered used engine
  76. Honestly, how much interest in S/C or T/C the N*
  77. Cooling fan "on" temp?
  78. Nitrous?
  79. PCV Rattle
  80. Occasional tranny slippage: Shift solenoid???
  81. 93 eldorado northstar stalls out plz help!
  82. Racing Junk heads
  83. My Caddy won't start.....help!!
  84. Northstar TIME-SERT Kit for Sale.....
  85. 1st Self Work on 1994 STS
  86. How many miles can I drive my 1996? Problems will be?
  87. Engine died & no codes?
  88. Plumbing help on 99 STS
  89. WOT vs 4T80E vs. Timing Chain
  90. Exhaust Vids
  91. 99 STS Starting hard then STALLING..Help!!
  92. How did this happen?
  93. overheats sometimes
  94. Heat / AC cover ?
  95. ignition switch
  96. 94 Concours prob. after EGR cleaning P036
  97. 98 STS Motor mount busted
  98. Help with 98 STS part.
  99. Summit Turbo Mufflers?
  100. advice on correct coolant temps for 92 eldorado
  101. Is your N* running bad, hesitating, missing??
  102. Head gasket replacement
  103. Can DIC messages be cleared for good??
  104. Code I039??
  105. blown head gasket
  106. Strange rhythmic vibration 2000 DTS
  107. Electronic Speedometer Display
  108. Blue Devil Engine & Cooling system Sealer!?
  109. Major problems at 80K miles. Is this normal?
  110. Buzzing and ringing...
  111. Performance mod
  112. "flapper door" replacement?
  113. OBDII Programmers
  114. Limp Home what is it??
  115. 99 N doesnt come with factory strut tower bar?
  116. Before And After....(Mufflers)
  117. witch fuse?
  118. Coolant Change 98 Deville
  119. 96 Sedan Deville-Where is the thermostat located
  120. Engine Codes PC0300 & RF2560
  121. Hotrod with the N*
  122. Engine Swap Info
  123. chugging N*
  124. OK, tired of Headgasket worry...
  125. 96 SLS burning oil like it's gas
  126. Remove the water pump pulley
  127. Tool to remove the water pump pulley
  128. 95 Deville Oil Presure
  129. engine died
  130. Tune Up Time!
  131. 97eldo Need Help
  132. missing bolts on side of oilpan and A-frame...
  133. Torque strut removal and "engine tilt"
  134. Thread inserts?
  135. Can you use 10W-40 in a Northstar
  136. Are AC/Delco parts available only at the dealer?
  137. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  138. How do you properly use pellets? Northstar
  139. Engine seems to misfire a bit when it's cold or damp out
  140. coolant coming out of overflow hose like faucet '97 Eldo
  141. SES Misfiring DTC P0300 My hunch is.....
  142. Oil cooler line leak, 4.6 N*
  143. Tightening time saver and accuracy improved with simple trick
  144. It Happened,the dreaded overheat!
  145. Oil pump - what is the grove and the port for
  146. Any performance parts for the N*?
  147. Intermediate timeing chain shaft - O ring?
  148. 98 Eldo N* 4.6 Overheating
  149. ZEX ordered....
  150. Latest head bolt tightening spec?
  151. Corsa scrwwed me over!
  152. Help with emissions system
  153. Supercharged Northstar
  154. Bbob?? Could you look at this Link?
  155. My water pump belt is dancing around...
  156. Belt Tensioner Condition - Bboby?
  157. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  158. '98 deville idle
  159. intake kit
  160. WOT advice
  161. SeaFoam Opinions...
  162. GXP-ify my sts?
  163. caprice vs Seville sts
  164. water pump/thermostat crossover housing leaking again
  165. Oil in spark plug chamber, How Bad Is This?
  166. Bizarre Coolant- A/C problem 98 Deville!!!
  167. Anybody got a stock calpack?
  168. Question about climate control.
  169. Remanufactured Northstar Engine
  170. 98 eldo jerking while stopped
  171. Dex Cool.....What going on?
  172. Compression test results 98 Seville
  173. Failed emissions test
  174. just bought 97 eldo std.
  175. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  176. Low Coolant Level
  177. Alternative to Platinum Plugs?
  178. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  179. Northstar oilpan
  180. 95 deville blown head gasket
  181. 3 qts oil in 3000 miles?
  182. 5% discount on parts!
  183. Things I should do when changing engines
  184. egr bench test / disassembly ?
  185. '98 cam to waterpump belt
  186. direct flow air filter intake
  187. belt
  188. Transmission Problem Not Sure Need Help Bad!!!!!!!
  189. Dex Cool is eating the gaskets?!!!
  190. 2003 SLS ECM code: DTC "P0300
  191. Cleaning fuel injectors
  192. Oversize pistons? Undersize bearings?
  193. HeadGasket
  194. oil smoke -- any suggestions?
  195. New to North stars
  196. AC 41-900 Replaced with the 41-950 plug
  197. Long Crankin
  198. egr valve test?
  199. AC Compressor changeout - success -
  200. Oil Question
  201. Question about the EGR valve
  202. My oil drain plug magnet is missing
  203. Code P1350
  204. aftermarket catalytic converter
  205. 93 STS starting problem
  206. N*--Built by ISUZU????
  207. Few STS questions..engine, suspension??
  208. Average Cost to replace Tranny on N*?
  209. Buying the Juice....
  210. Oil Residue/grease on section of Air filter on 96 N* Why?
  211. Oil level sensor (check oil level)
  212. loud noise in valve cover ?
  213. not licking to stop and slight oil leak
  214. Cracked oil pan...
  215. Magnaflow Hi Flow Cats
  216. Main Acc Drivebelt - Whine & Grind Noises
  217. a few questions i have.
  218. ZDP Right ? Bad ?
  219. Crossover changed, now smoking anit-freeze?
  220. P036 Since changing crossover
  221. Boggy Accel
  222. references for understanding the N*?
  223. Vapor lock
  224. Torque Sequence and Lbs for NStar Heads BBob??
  225. Water Pump Housing
  226. Best High-flow cat
  227. the Northstar and cams???
  228. motor swap 94 to 97 Relocation of air sensor
  229. Quick Question
  230. Probly Not a New Question - Oil Pan Leak
  231. starting problem
  232. Idle surging
  233. Northstar Help
  234. Crank Position Sensor Symptoms and Replacement
  235. Water Pump ?
  236. RWD Northstar? Gofast Parts?
  237. My Idea!!!!!!
  238. Main thread pulled out
  239. Tranny trouble again.
  240. 00 DTS - Starting issue
  241. Timesert or not?
  242. 2000 N* into a '96 DeVille?
  243. Run mid-grade every other tank?
  244. P0741 & P1860
  245. How warm do I warm my car up?
  246. Exhaust manifolds: removed with engine in place?
  247. Burning Coolant
  248. Performance questions!!!!
  249. Regular fuel change ecm program
  250. TCS C1233 and ignition problem? 97 SLS