: Northstar Engines and System Technical Discussion



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  1. A/C issue!!!! again
  2. Turbonator, Tornado????
  3. 96 Deville T.b. And Egr Cleaning
  4. If anyone is interested in buying an Engine
  5. Catalyst melted. Why?
  6. random spring & washer after oil change.
  7. 96 Concours Northstar W/PC0240 Code
  8. New Cluster - Help
  9. Northstar Transplant?
  10. 360 HP reman N*....BBob what's your take?
  11. Gasket blown - other work while there?
  12. Northstar threw a rod, hole in lower block. Rebuildable?
  13. Help
  14. Northstar drinking coolant - need advice
  15. Blown NorthStar
  16. Remove N* eng from top or Pwrtrn out Btm?
  17. car stalls at light ?
  18. So what's wrong with FWD?
  19. Performace Module???
  20. Thud, Clunk, Bang When shifting from Drive to Reverse or From Reverse to Drive
  21. Cam Position Sensor
  22. Dammm
  23. O2 sensor Question - bboby?
  24. 98 northstar cooling system
  25. 94 Sts A/c Problems Need Help
  26. 97 Deville. P0131 - what does this tell the computere
  27. Kicking coolant out the overflow hose on the surge tank
  28. No coolant supplement pellets available here.
  29. pan seal ??????
  30. Case 1/2 seal Question
  31. 94 Concours Need Help Big Time
  32. 97 Aurora with Northstar engine..Head gasket problem!
  33. transient powertrain "slack" when engaging??
  34. road trip spec's
  35. SELLING my Cadillac Deville DTS ------
  36. new head gasket sealant and bolt sealant
  37. CHANGE OIL message after new WATER PUMP installed
  38. would WOT's get rid of this code?
  39. Midthrottle surge...
  40. schematics 95 SLS water pump
  41. Dead Eldorado
  42. question about mixing of octane at the pump
  43. Using 20w50 oil in N* 99STS
  44. Need help quick - 2000 vs 99 injectors
  45. the STS almost doesnt start...any ideas?
  46. P0171 - P0174
  47. Doing First Tune Up
  48. Transmission service at the dealer?
  49. best choice?
  50. CAT = good and ?
  51. 4 cylinder Northstar - 97 DeVille
  52. RWD N* Project update
  53. 97 STS Cranks but doesn't start - error codes
  54. small tweaks that help or not?
  55. Running ragged p0300....
  56. 97 Deville - Sensor trouble, Running poor
  57. bad dealer
  58. No pressure on hoses
  59. Test for cam position sensors 98+?
  60. stuck at this part
  61. 96 SLS sometimes hard to start
  62. low (or no) oil pressure
  63. 94 Seville not starting
  64. drag strip times
  65. Coil Packs
  66. Rattling catalytic converter on n*
  67. Rear Speed Sensors Disconnected... On Purpose?
  68. N* ring end gap?
  69. 97 deville p420 code
  70. GOT CODES? I DO & IT SUCKS!!
  71. 2000 dhs plugs
  72. cooling fans
  73. Plugs/Wires check! EGR check! Phenolic plates???
  74. mud like residue in surge tank....
  75. seafoam
  76. idle? and mpg?
  77. northstar turbo
  78. '99 STS Temperature Problem ?
  79. No pressure in expansion tank
  80. Spark plug torque N*
  81. what hose do you drain coolant from? top or bottom?
  82. Changing Throttle bodies on my N*? Proceedure!
  83. how much dex cool and distilled water?
  84. 05 STS V8 Oil filter
  85. Best Oil Change Chain?
  86. engine managament/swap in jeep
  87. Forged crankshaft for N*
  88. Need "New" Northstar
  89. LT5 Vs Early Northstar
  90. 96 SLS Electrical Problems?
  91. Headgaskets?
  92. Twin Turbo or Supercharged...
  93. Mobil 5000, Conventional Oil?
  94. How to pull this out ?
  95. Oil leak!
  96. Rebuild bearings
  97. Engine Surge/Hesitate
  98. 2000 STS Spark Plug Thread Repair
  99. Hey BBOB (and others), was the LT1 ever considered
  100. oil change for 2001 cadi deville
  101. Phenolic Spacer Plates
  102. Cranks 5-10 seconds now, what's up?
  103. 96 STS N* squeaky pulley!?!?
  104. Spark Plug Question
  105. Fuel Pressure Check...
  106. Water Pump Tool?
  107. http://www.dragtimes.com/
  108. 99 STS - Blown Head Gaskets
  109. throttle body and egr tubes
  110. 99 Concourse, just going to buy then clonk
  111. Any Temp Seal For Head gaskets??
  112. Wow, this stinks
  113. Oxygen Sensor
  114. my engine on my 98....
  115. What could the problem be????
  116. OBD Codes
  117. Northstar Exhaust acoustic "tuning", Bbobinsky?
  118. '94 Deville n* h2O pipes behind engine rusted out
  119. Map sensor
  120. Help with codes for the Concourse
  121. problems with 94 deville 4.6L
  122. Which Fuel Pressure Regulator?
  123. New Application for the N*
  124. Engine miss
  125. Northstar engine miss
  126. 97 Deville Running poorly Help.
  127. EGR stuck = retarded timing?
  128. What is an MAF, and where can I find it?
  129. Spark Plugs on 94 STS.
  130. WOT, Premium Gas and Service Engine Soon Message
  131. Re: Didn't know where else to post this...
  132. Acetone and the Northstar
  133. whats with the front valve cover???
  134. Theory for Bbob: Fuel grade AGAIN ;)
  135. Need an Honest Opinion on my STS
  136. Plugs and Wires
  137. Missfire sensor
  138. Not head GASKET!
  139. 94 deville intake cover
  140. DIC controlls
  141. superchip
  142. Help my Cadillac Starts by itself
  143. Whats up with this "turbonoter"?
  144. Are there certain northstar engines to stay away from?
  145. 98 Eldo N* Cooling Issues..Now This?
  146. Bad injectors at 50K miles?
  147. Coolant supplement paradox (yeah this again :-)
  148. 95 sts mods
  149. Lifting Fuel Rail
  150. Engine miss when HOT outside.
  151. New Concours owner has PF61 question
  152. Catalytic converter
  153. Need help with O2 sensor.
  154. Just for laughs.....
  155. 94 N* motor pulled tips and ideas
  156. Hesitation
  157. too much money to replace a oil pan gasket
  158. Code PC0138 96 Deville? O2 sensor which one?
  159. Radiator hose looks warped and rubbing against engine...
  160. Transmission Fluid Under Pressure at Cap?
  161. Pcv Valve
  162. 2000 DeVille Waterpump
  163. Oil leak?..Not oil pan!
  164. Time-Serts for 96 N* Eldorado
  165. Rebuidling Heads on 96 Eldorado N* Engine
  166. Rebuilding Heads for 96 Eldorado
  167. MAP Problem?
  168. ECM/PCM Tuning
  169. New Northstar Motor Breakin ??
  170. Never fill up on gas when...
  171. Another overheat thread: '97 Deville N*
  172. Tune Up
  173. Northstar Timing Chains
  174. Do you have a Time-Sert kit, please help ?
  175. blown head or water pump
  176. 1996 Deville Won't Shift Stays in One gear Need Help Serious Techs
  177. Can a Water Pump Be Bad Without Leaking Or Making Noise?
  178. loose power steering rack
  179. Y / 9 What's the Difference?
  180. Blown head gasket repair? 96 deville
  181. 99 STS Starting hard, STALLING..Help!!
  182. Venting Cooling System?? Drill Hole??
  183. COP - Coil over Plug Question
  184. intake plenum bolt
  185. *98 Deville- Coolant in Oil?
  186. Code P076 on 94 STS and hard shifting help!
  187. 96 deville poping and rough running
  188. Tune Up on North*???
  189. Oil misinformation
  190. Just ordered used engine
  191. Honestly, how much interest in S/C or T/C the N*
  192. Cooling fan "on" temp?
  193. Nitrous?
  194. PCV Rattle
  195. Occasional tranny slippage: Shift solenoid???
  196. 93 eldorado northstar stalls out plz help!
  197. Racing Junk heads
  198. My Caddy won't start.....help!!
  199. Northstar TIME-SERT Kit for Sale.....
  200. 1st Self Work on 1994 STS
  201. How many miles can I drive my 1996? Problems will be?
  202. Engine died & no codes?
  203. Plumbing help on 99 STS
  204. WOT vs 4T80E vs. Timing Chain
  205. Exhaust Vids
  206. 99 STS Starting hard then STALLING..Help!!
  207. How did this happen?
  208. overheats sometimes
  209. Heat / AC cover ?
  210. ignition switch
  211. 94 Concours prob. after EGR cleaning P036
  212. 98 STS Motor mount busted
  213. Help with 98 STS part.
  214. Summit Turbo Mufflers?
  215. advice on correct coolant temps for 92 eldorado
  216. Is your N* running bad, hesitating, missing??
  217. Head gasket replacement
  218. Can DIC messages be cleared for good??
  219. Code I039??
  220. blown head gasket
  221. Strange rhythmic vibration 2000 DTS
  222. Electronic Speedometer Display
  223. Blue Devil Engine & Cooling system Sealer!?
  224. Major problems at 80K miles. Is this normal?
  225. Buzzing and ringing...
  226. Performance mod
  227. "flapper door" replacement?
  228. OBDII Programmers
  229. Limp Home what is it??
  230. 99 N doesnt come with factory strut tower bar?
  231. Before And After....(Mufflers)
  232. witch fuse?
  233. Coolant Change 98 Deville
  234. 96 Sedan Deville-Where is the thermostat located
  235. Engine Codes PC0300 & RF2560
  236. Hotrod with the N*
  237. Engine Swap Info
  238. chugging N*
  239. OK, tired of Headgasket worry...
  240. 96 SLS burning oil like it's gas
  241. Remove the water pump pulley
  242. Tool to remove the water pump pulley
  243. 95 Deville Oil Presure
  244. engine died
  245. Tune Up Time!
  246. 97eldo Need Help
  247. missing bolts on side of oilpan and A-frame...
  248. Torque strut removal and "engine tilt"
  249. Thread inserts?
  250. Can you use 10W-40 in a Northstar