: Northstar Engines and System Technical Discussion



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  1. adding oil between oil changes
  2. Mods for transmission during HG job?
  3. 98 SLS with valve noise - ????
  4. 98 sts northstar engine swap
  5. Coolant Question
  6. Part Number: Camshaft seal @ water pump pulley?
  7. Supercharge Your NorthStar for Free.
  8. GIVING AWAY 97 & 98 DEVILLES u pay ship
  9. Engine swap????????
  10. Freebie!
  11. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  12. Cam Shaft Bolts!!!
  13. 95 Seville SLS cold start problem with instant fuel pressure drop.
  14. 2003 dhs p0300
  15. Just one glitch left '93 North* %$#@!!
  16. replace or rebuild???? northstar
  17. 2000 DeVille oil filter
  18. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  19. blown head gasket test kit
  20. Stubborn Water Pump Removal
  21. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  22. Convert OBDII Northstar to OBDI ???
  23. Timing chain routing??
  24. Northstar 6 Speed Manual
  25. New ECM option for Northstar swappers
  26. Arrrghh Won't start
  27. Seville Filter
  28. Cadillac N* redesign is the fastest TQ. Converter?
  29. help identify the problem !
  30. loss of power
  31. Transmission Removal/replacement
  32. Camshaft install bolt pattern
  33. instaling water pump pulley
  34. Source/Recommendations for Rebuilt Northstar Engines?
  35. Stumble at hot idle, stalling
  36. detonation-preignition
  37. 95 Eldorado has SLOW starting Issue.
  38. Problem after 99 STS Headbolt stripped and repaired
  39. Guide Pin / Alignment Pin Removal The Easy Way
  40. My Northstar is running...
  41. 94 Concours intermittant no start
  42. Unique engine swap, need help deciding which N*
  43. Having a lil trouble holding 4th
  44. 2003 Northstar into a 2001 Deville
  45. TCC Solenoid - Please Help!!
  46. Where did the MPG go?
  47. Intake manifold
  48. 01 SLS Problems
  49. Anyone ever do a headgasket in the car?
  50. traction control input and output data
  51. Fly wheel/starter prof replaced, now oil leak?
  52. Keep getting same code.
  53. Cold starts not so good...
  54. 2001 DTS valvetrain noise after HG job?!
  55. Half Case Seal....
  56. P0153 - HO2S Slow Response Bank 2 Sensor 1
  57. Oil leak on STS, oil pan?
  58. 1994 eldorado coolant leak
  59. failed smog test again. the HC is still high @15MPH
  60. what resonator reduces drone, but not volume? (corsa not option)
  61. Water crossover parts to replace?
  62. intake and top cover 94 Seville STS 4.6
  63. 00 STS Air Pumps; how many of them?
  64. oil pressure
  65. Have a Northstar engine, what should I do with it?
  66. Code help...please!!!!!
  67. Help with o2 sensor--no cat--code p0146
  68. Anyone here an attorney - re: Head gasket failures?
  69. what happend to my kruella
  70. 6 of 8 spark plugs are oily!
  71. Code Assistance
  72. HG cause emissions test failure?
  73. new DTS. wide open throttle?
  74. Quick question: about to order from Rockauto
  75. Remote start
  76. 01 dhs over heating HELP!! PLEASE
  77. Questions about my Headgasket Job
  78. Curse stop leak and fast talking sales men!!
  79. Onboard computer and the octane rating of the fuel being used.
  80. 99 Deville Northstar-New fuel pump, but wont start
  81. need help on north star wire replacing...
  82. codes 073 and 1644
  83. Ranger Should Write a Caddy What to Expect Book
  84. 1st Annual Northstar Meet
  85. Dtc 730
  86. Northstar Stud Kits ready to ship!
  87. 98 SLS screeching noise from egen.
  88. ICM weak spark, have questions
  89. How to drop the cradle?
  90. Wheres my coolant going????
  91. front driver o2 sensor, where do connector wire lead to??
  92. Just got Headgaskets done. Still yellow liquid.
  93. Alternator Bearing Replacement?
  94. 01 STS Cracked Block Rebuilt Engine Recomendations
  95. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  96. A spike in coolant temp '93 North*
  97. 2007 XLR 4.6 in a Hot Rod!
  98. Testing MAF Sensor on '97 N* ??
  99. 02 SLS not liking the cold weather
  100. New Eldo Owner: Speed Limiter Question
  101. Damned Motor Mounts
  102. weak fuel pump question
  103. Low oil pressure/stop engine message
  104. '03 SLS - "Surges" at slowdown and stoplights
  105. torque convertor clutch solenoid
  106. Service Electrical System
  107. EGR Removal / Steel fuel rails
  108. advice needed - stubborn tight spark plug
  109. Motor swap,
  110. "97 DeVille B1S1 Oxygen Sensor
  111. I need help
  112. Track times
  113. Coolant leak when driving
  114. 96 SLS Electrical Charge System Gremlin
  115. P 420 code-what does it mean?
  116. Heater Core?
  117. Which side of the engine is "left" side?
  118. Vacuun line diagrahm
  119. 96 sls over curb now won't start
  120. electrical humming noise
  121. cam reluctors
  122. crankshaft sensors
  123. confused
  124. Transmission Pressure Control Solenoid 4T80E
  125. Worn Engine Mounts?
  126. strip thread in block
  127. Cadillac techs, can we visit you?
  128. Why remove the strut brace?
  129. oil filter adapter housing broke!
  130. Head gasket
  131. '97 Northstar MAF location and codes
  132. 94 4.6L Northstar stalls after warmup
  133. P024 - current 93 n* 4t80e trans.
  134. Fuel line?/Vacuum Line?
  135. 1993 4T80-E Transmission
  136. 65k mile service
  137. 4.6L Northstar Rattle
  138. '93 North* Glitch out of hand!
  139. 94 Concours Engine Clatter
  140. Any idea what part this is..urgent
  141. 94 N* overheating and leaking -bubba move
  142. What does a missfire feel like?
  143. 94 Concours leaking oil question
  144. Coil Pack Replacement
  145. 4.0L Northstar, more related to vin Y or vin 9?
  146. Converting a Y engine to a 9 in 97 STS
  147. '93 North* RUBBER PARTS!!!!!
  148. Ignition Ground Voltage
  149. Water in the valley
  150. Head Gasket Repair
  151. Would it be worth it?.
  152. TC defeat in 1st gear
  153. Yellow anti-freeze ?. (sorry)
  154. Where is the radiator drain plug?
  155. 4.9L? How can I tell?
  156. My 2 day old SLS is giving me some strange problems
  157. oil overfilled
  158. Reseting the ECU and PCM
  159. Just bought a used 1999 Deville 4.6L
  160. WOT vs HG preservation
  161. 03 Deville Filter Adapter Oil Leak
  162. Towing a FWD N* vehicle on 4 wheels
  163. Coolant in my Oil
  164. Northstar Repair without inserts
  165. 93 eldo northstar engine missing
  166. Help me understand...
  167. 97 sts cadillac turns over, will not start
  168. It overheated again - any idea why?
  169. What should I do about this 1997 Eldorado ETC?
  170. 96' Seville HG Problems.. :-(
  171. 97 SLS hard to start when warm
  172. How does this engine sound?
  173. HELP ASAP Need to Identify Engine in 97 sts
  174. 2000+ Northstars look different??
  175. cylinder guide pin removal
  176. 03 seville pcv location
  177. Are 00+ northstars slower than <99??
  178. 4.6 Northstar doining very strange
  179. engine boggs when accelerator is stepped on quickly
  180. do you have to pull motor to do head gaskets, can it be done in the car
  181. Thinking about a K&N cold air intake...
  182. northstar drive shaft problems, probably damaged bearing
  183. question on my 95 deville concours. heat gone out and check engine light....
  184. Are Northstar Heads Rebuildable? Or disposable?
  185. Water pump tensioner catastrophic failure?
  186. My Northstar HG project
  187. She's runnin' HOT captain.....
  188. Intake manifold
  189. How Can I prevent a blown head gasket problem
  190. steam out of tailpipes
  191. 93 STS cooling system/h-gasket problem
  192. Hard shifting and codes 0719 and 0732?
  193. 2000 devile Northstar 4.6 running hot
  194. Repairs to a 4T80E after 600+ hp
  195. Water crossover re-assembly
  196. Electric fans arent coming on / overheating
  197. 94 sts key stuck wont start
  198. Overheating problem...
  199. Engine surges?
  200. Front Bank Misfire
  201. Drag tips or suggestions for 03 DTS.
  202. looking for plug wires
  203. Eldorado Dog Bones on a STS/DTS
  204. Permanent HG Repair - Give an old N* new life
  205. 1999 Eldorado engine whine
  206. Where is oil filter?
  207. 95 Eldorado stalling
  208. P0300 code....AGAIN!
  209. 2 northstars ?
  210. Smoke after shutdown... Classic N* oil leak issue?
  211. Heal-a-seal
  212. Northstar Cold idle Knock?
  213. intermittent issue with burning smell
  214. Update on Turbo 99STS
  215. Aurora 4.0 V8
  216. 97 SLS engine problem
  217. Car will not start, backfired smoke form under hood on pass. side
  218. LOW COOLANT warning
  219. A list of factory stock quarter mile times?
  220. Northstar engines are a joke
  221. Please help with eratic idle!!!!!!!!!!
  222. Volkswagen Northstar ????
  223. Air Fuel Ratio on Narrow-Band O2 Sensor
  224. Did I Post This Question in The Wrong Place?
  225. small coolent leak
  226. mechanical oil pressure gage sending unit location
  227. Fuel rail
  228. Where is the PCM
  229. Two more codes ?
  230. 02' DHS overheating!!!!
  231. 2000 Deville Code P1860
  232. Head gasket repair "corpus christi, tx"
  233. OBD2 Scantool for Northstar Engine to monitor knock?
  234. Northstar Gas Mileage
  235. Help ASAP:will 96/97 power train exchange?
  236. Repair head gasket Or buy remanufactured eng
  237. 2000 STS Head gasket problem?
  238. 2001 STS motor mount?
  239. wrong alternator
  240. Another P1860/P0741 repair
  241. 2001 Seville Water pump?
  242. Information on P0741 & P1860. 1998+
  243. Philistines
  244. Opinions on N* nitrous use.
  245. 97 deville hard starting, no codes
  246. oil cooler
  247. Blown Head Gaskets?
  248. I need a water pump drive pulley please help
  249. Intake Backfire
  250. Dyno Run