View Full Version : Northstar Performance and Technical Discussion


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  1. Rebuild bearings
  2. Engine Surge/Hesitate
  3. 2000 STS Spark Plug Thread Repair
  4. Hey BBOB (and others), was the LT1 ever considered
  5. oil change for 2001 cadi deville
  6. Phenolic Spacer Plates
  7. Cranks 5-10 seconds now, what's up?
  8. 96 STS N* squeaky pulley!?!?
  9. Spark Plug Question
  10. Fuel Pressure Check...
  11. Water Pump Tool?
  12. http://www.dragtimes.com/
  13. 99 STS - Blown Head Gaskets
  14. throttle body and egr tubes
  15. 99 Concourse, just going to buy then clonk
  16. Any Temp Seal For Head gaskets??
  17. Wow, this stinks
  18. Oxygen Sensor
  19. my engine on my 98....
  20. What could the problem be????
  21. OBD Codes
  22. Northstar Exhaust acoustic "tuning", Bbobinsky?
  23. '94 Deville n* h2O pipes behind engine rusted out
  24. Map sensor
  25. Help with codes for the Concourse
  26. problems with 94 deville 4.6L
  27. Which Fuel Pressure Regulator?
  28. New Application for the N*
  29. Engine miss
  30. Northstar engine miss
  31. 97 Deville Running poorly Help.
  32. EGR stuck = retarded timing?
  33. What is an MAF, and where can I find it?
  34. Spark Plugs on 94 STS.
  35. WOT, Premium Gas and Service Engine Soon Message
  36. Re: Didn't know where else to post this...
  37. Acetone and the Northstar
  38. whats with the front valve cover???
  39. Theory for Bbob: Fuel grade AGAIN ;)
  40. Need an Honest Opinion on my STS
  41. Plugs and Wires
  42. Missfire sensor
  43. Not head GASKET!
  44. 94 deville intake cover
  45. DIC controlls
  46. superchip
  47. Help my Cadillac Starts by itself
  48. Whats up with this "turbonoter"?
  49. Are there certain northstar engines to stay away from?
  50. 98 Eldo N* Cooling Issues..Now This?
  51. Bad injectors at 50K miles?
  52. Coolant supplement paradox (yeah this again :-)
  53. 95 sts mods
  54. Lifting Fuel Rail
  55. Engine miss when HOT outside.
  56. New Concours owner has PF61 question
  57. Catalytic converter
  58. Need help with O2 sensor.
  59. Just for laughs.....
  60. 94 N* motor pulled tips and ideas
  61. Hesitation
  62. too much money to replace a oil pan gasket
  63. Code PC0138 96 Deville? O2 sensor which one?
  64. Radiator hose looks warped and rubbing against engine...
  65. Transmission Fluid Under Pressure at Cap?
  66. Pcv Valve
  67. 2000 DeVille Waterpump
  68. Oil leak?..Not oil pan!
  69. Time-Serts for 96 N* Eldorado
  70. Rebuidling Heads on 96 Eldorado N* Engine
  71. Rebuilding Heads for 96 Eldorado
  72. MAP Problem?
  73. ECM/PCM Tuning
  74. New Northstar Motor Breakin ??
  75. Never fill up on gas when...
  76. Another overheat thread: '97 Deville N*
  77. Tune Up
  78. Northstar Timing Chains
  79. Do you have a Time-Sert kit, please help ?
  80. blown head or water pump
  81. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  82. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  83. loose power steering rack
  84. Y / 9 What's the Difference?
  85. Blown head gasket repair? 96 deville
  86. 99 STS Starting hard, STALLING..Help!!
  87. Venting Cooling System?? Drill Hole??
  88. COP - Coil over Plug Question
  89. intake plenum bolt
  90. *98 Deville- Coolant in Oil?
  91. Code P076 on 94 STS and hard shifting help!
  92. 96 deville poping and rough running
  93. Tune Up on North*???
  94. Oil misinformation
  95. Just ordered used engine
  96. Honestly, how much interest in S/C or T/C the N*
  97. Cooling fan "on" temp?
  98. Nitrous?
  99. PCV Rattle
  100. Occasional tranny slippage: Shift solenoid???
  101. 93 eldorado northstar stalls out plz help!
  102. Racing Junk heads
  103. My Caddy won't start.....help!!
  104. Northstar TIME-SERT Kit for Sale.....
  105. 1st Self Work on 1994 STS
  106. How many miles can I drive my 1996? Problems will be?
  107. Engine died & no codes?
  108. Plumbing help on 99 STS
  109. WOT vs 4T80E vs. Timing Chain
  110. Exhaust Vids
  111. 99 STS Starting hard then STALLING..Help!!
  112. How did this happen?
  113. overheats sometimes
  114. Heat / AC cover ?
  115. ignition switch
  116. 94 Concours prob. after EGR cleaning P036
  117. 98 STS Motor mount busted
  118. Help with 98 STS part.
  119. Summit Turbo Mufflers?
  120. advice on correct coolant temps for 92 eldorado
  121. Is your N* running bad, hesitating, missing??
  122. Head gasket replacement
  123. Can DIC messages be cleared for good??
  124. Code I039??
  125. blown head gasket
  126. Strange rhythmic vibration 2000 DTS
  127. Electronic Speedometer Display
  128. Blue Devil Engine & Cooling system Sealer!?
  129. Major problems at 80K miles. Is this normal?
  130. Buzzing and ringing...
  131. Performance mod
  132. "flapper door" replacement?
  133. OBDII Programmers
  134. Limp Home what is it??
  135. 99 N doesnt come with factory strut tower bar?
  136. Before And After....(Mufflers)
  137. witch fuse?
  138. Coolant Change 98 Deville
  139. 96 Sedan Deville-Where is the thermostat located
  140. Engine Codes PC0300 & RF2560
  141. Hotrod with the N*
  142. Engine Swap Info
  143. chugging N*
  144. OK, tired of Headgasket worry...
  145. 96 SLS burning oil like it's gas
  146. Remove the water pump pulley
  147. Tool to remove the water pump pulley
  148. 95 Deville Oil Presure
  149. engine died
  150. Tune Up Time!
  151. 97eldo Need Help
  152. missing bolts on side of oilpan and A-frame...
  153. Torque strut removal and "engine tilt"
  154. Thread inserts?
  155. Can you use 10W-40 in a Northstar
  156. Are AC/Delco parts available only at the dealer?
  157. '98 Deville Rough Idle, Shaking, Stuttering Under Acceleration
  158. How do you properly use pellets? Northstar
  159. Engine seems to misfire a bit when it's cold or damp out
  160. coolant coming out of overflow hose like faucet '97 Eldo
  161. SES Misfiring DTC P0300 My hunch is.....
  162. Oil cooler line leak, 4.6 N*
  163. Tightening time saver and accuracy improved with simple trick
  164. It Happened,the dreaded overheat!
  165. Oil pump - what is the grove and the port for
  166. Any performance parts for the N*?
  167. Intermediate timeing chain shaft - O ring?
  168. 98 Eldo N* 4.6 Overheating
  169. ZEX ordered....
  170. Latest head bolt tightening spec?
  171. Corsa scrwwed me over!
  172. Help with emissions system
  173. Supercharged Northstar
  174. Bbob?? Could you look at this Link?
  175. My water pump belt is dancing around...
  176. Belt Tensioner Condition - Bboby?
  177. Northstar Timing Chain Re-Install & Head Gasket Re-install Feedback........
  178. '98 deville idle
  179. intake kit
  180. WOT advice
  181. SeaFoam Opinions...
  182. GXP-ify my sts?
  183. caprice vs Seville sts
  184. water pump/thermostat crossover housing leaking again
  185. Oil in spark plug chamber, How Bad Is This?
  186. Bizarre Coolant- A/C problem 98 Deville!!!
  187. Anybody got a stock calpack?
  188. Question about climate control.
  189. Remanufactured Northstar Engine
  190. 98 eldo jerking while stopped
  191. Dex Cool.....What going on?
  192. Compression test results 98 Seville
  193. Failed emissions test
  194. just bought 97 eldo std.
  195. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  196. Low Coolant Level
  197. Alternative to Platinum Plugs?
  198. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  199. Northstar oilpan
  200. 95 deville blown head gasket
  201. 3 qts oil in 3000 miles?
  202. 5% discount on parts!
  203. Things I should do when changing engines
  204. egr bench test / disassembly ?
  205. '98 cam to waterpump belt
  206. direct flow air filter intake
  207. belt
  208. Transmission Problem Not Sure Need Help Bad!!!!!!!
  209. Dex Cool is eating the gaskets?!!!
  210. 2003 SLS ECM code: DTC "P0300
  211. Cleaning fuel injectors
  212. Oversize pistons? Undersize bearings?
  213. HeadGasket
  214. oil smoke -- any suggestions?
  215. New to North stars
  216. AC 41-900 Replaced with the 41-950 plug
  217. Long Crankin
  218. egr valve test?
  219. AC Compressor changeout - success -
  220. Oil Question
  221. Question about the EGR valve
  222. My oil drain plug magnet is missing
  223. Code P1350
  224. aftermarket catalytic converter
  225. 93 STS starting problem
  226. N*--Built by ISUZU????
  227. Few STS questions..engine, suspension??
  228. Average Cost to replace Tranny on N*?
  229. Buying the Juice....
  230. Oil Residue/grease on section of Air filter on 96 N* Why?
  231. Oil level sensor (check oil level)
  232. loud noise in valve cover ?
  233. not licking to stop and slight oil leak
  234. Cracked oil pan...
  235. Magnaflow Hi Flow Cats
  236. Main Acc Drivebelt - Whine & Grind Noises
  237. a few questions i have.
  238. ZDP Right ? Bad ?
  239. Crossover changed, now smoking anit-freeze?
  240. P036 Since changing crossover
  241. Boggy Accel
  242. references for understanding the N*?
  243. Vapor lock
  244. Torque Sequence and Lbs for NStar Heads BBob??
  245. Water Pump Housing
  246. Best High-flow cat
  247. the Northstar and cams???
  248. motor swap 94 to 97 Relocation of air sensor
  249. Quick Question
  250. Probly Not a New Question - Oil Pan Leak