: Northstar Engines and System Technical Discussion



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  1. Vacuun ports on the northstar
  2. TCC converter stuck off
  3. 2002 Cadillac Deville Rad Flush tips?
  4. 99 Cadillac Seville
  5. EGR or something worse? Please help! '96 SLS
  6. adding oil between oil changes
  7. Mods for transmission during HG job?
  8. 98 SLS with valve noise - ????
  9. 98 sts northstar engine swap
  10. Coolant Question
  11. Part Number: Camshaft seal @ water pump pulley?
  12. Supercharge Your NorthStar for Free.
  13. GIVING AWAY 97 & 98 DEVILLES u pay ship
  14. Engine swap????????
  15. Freebie!
  16. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  17. Cam Shaft Bolts!!!
  18. 95 Seville SLS cold start problem with instant fuel pressure drop.
  19. 2003 dhs p0300
  20. Just one glitch left '93 North* %$#@!!
  21. replace or rebuild???? northstar
  22. 2000 DeVille oil filter
  23. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  24. blown head gasket test kit
  25. Stubborn Water Pump Removal
  26. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  27. Convert OBDII Northstar to OBDI ???
  28. Timing chain routing??
  29. Northstar 6 Speed Manual
  30. New ECM option for Northstar swappers
  31. Arrrghh Won't start
  32. Seville Filter
  33. Cadillac N* redesign is the fastest TQ. Converter?
  34. help identify the problem !
  35. loss of power
  36. Transmission Removal/replacement
  37. Camshaft install bolt pattern
  38. instaling water pump pulley
  39. Source/Recommendations for Rebuilt Northstar Engines?
  40. Stumble at hot idle, stalling
  41. detonation-preignition
  42. 95 Eldorado has SLOW starting Issue.
  43. Problem after 99 STS Headbolt stripped and repaired
  44. Guide Pin / Alignment Pin Removal The Easy Way
  45. My Northstar is running...
  46. 94 Concours intermittant no start
  47. Unique engine swap, need help deciding which N*
  48. Having a lil trouble holding 4th
  49. 2003 Northstar into a 2001 Deville
  50. TCC Solenoid - Please Help!!
  51. Where did the MPG go?
  52. Intake manifold
  53. 01 SLS Problems
  54. Anyone ever do a headgasket in the car?
  55. traction control input and output data
  56. Fly wheel/starter prof replaced, now oil leak?
  57. Keep getting same code.
  58. Cold starts not so good...
  59. 2001 DTS valvetrain noise after HG job?!
  60. Half Case Seal....
  61. P0153 - HO2S Slow Response Bank 2 Sensor 1
  62. Oil leak on STS, oil pan?
  63. 1994 eldorado coolant leak
  64. failed smog test again. the HC is still high @15MPH
  65. what resonator reduces drone, but not volume? (corsa not option)
  66. Water crossover parts to replace?
  67. intake and top cover 94 Seville STS 4.6
  68. 00 STS Air Pumps; how many of them?
  69. oil pressure
  70. Have a Northstar engine, what should I do with it?
  71. Code help...please!!!!!
  72. Help with o2 sensor--no cat--code p0146
  73. Anyone here an attorney - re: Head gasket failures?
  74. what happend to my kruella
  75. 6 of 8 spark plugs are oily!
  76. Code Assistance
  77. HG cause emissions test failure?
  78. new DTS. wide open throttle?
  79. Quick question: about to order from Rockauto
  80. Remote start
  81. 01 dhs over heating HELP!! PLEASE
  82. Questions about my Headgasket Job
  83. Curse stop leak and fast talking sales men!!
  84. Onboard computer and the octane rating of the fuel being used.
  85. 99 Deville Northstar-New fuel pump, but wont start
  86. need help on north star wire replacing...
  87. codes 073 and 1644
  88. Ranger Should Write a Caddy What to Expect Book
  89. 1st Annual Northstar Meet
  90. Dtc 730
  91. Northstar Stud Kits ready to ship!
  92. 98 SLS screeching noise from egen.
  93. ICM weak spark, have questions
  94. How to drop the cradle?
  95. Wheres my coolant going????
  96. front driver o2 sensor, where do connector wire lead to??
  97. Just got Headgaskets done. Still yellow liquid.
  98. Alternator Bearing Replacement?
  99. 01 STS Cracked Block Rebuilt Engine Recomendations
  100. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  101. A spike in coolant temp '93 North*
  102. 2007 XLR 4.6 in a Hot Rod!
  103. Testing MAF Sensor on '97 N* ??
  104. 02 SLS not liking the cold weather
  105. New Eldo Owner: Speed Limiter Question
  106. Damned Motor Mounts
  107. weak fuel pump question
  108. Low oil pressure/stop engine message
  109. '03 SLS - "Surges" at slowdown and stoplights
  110. torque convertor clutch solenoid
  111. Service Electrical System
  112. EGR Removal / Steel fuel rails
  113. advice needed - stubborn tight spark plug
  114. Motor swap,
  115. "97 DeVille B1S1 Oxygen Sensor
  116. I need help
  117. Track times
  118. Coolant leak when driving
  119. 96 SLS Electrical Charge System Gremlin
  120. P 420 code-what does it mean?
  121. Heater Core?
  122. Which side of the engine is "left" side?
  123. Vacuun line diagrahm
  124. 96 sls over curb now won't start
  125. electrical humming noise
  126. cam reluctors
  127. crankshaft sensors
  128. confused
  129. Transmission Pressure Control Solenoid 4T80E
  130. Worn Engine Mounts?
  131. strip thread in block
  132. Cadillac techs, can we visit you?
  133. Why remove the strut brace?
  134. oil filter adapter housing broke!
  135. Head gasket
  136. '97 Northstar MAF location and codes
  137. 94 4.6L Northstar stalls after warmup
  138. P024 - current 93 n* 4t80e trans.
  139. Fuel line?/Vacuum Line?
  140. 1993 4T80-E Transmission
  141. 65k mile service
  142. 4.6L Northstar Rattle
  143. '93 North* Glitch out of hand!
  144. 94 Concours Engine Clatter
  145. Any idea what part this is..urgent
  146. 94 N* overheating and leaking -bubba move
  147. What does a missfire feel like?
  148. 94 Concours leaking oil question
  149. Coil Pack Replacement
  150. 4.0L Northstar, more related to vin Y or vin 9?
  151. Converting a Y engine to a 9 in 97 STS
  152. '93 North* RUBBER PARTS!!!!!
  153. Ignition Ground Voltage
  154. Water in the valley
  155. Head Gasket Repair
  156. Would it be worth it?.
  157. TC defeat in 1st gear
  158. Yellow anti-freeze ?. (sorry)
  159. Where is the radiator drain plug?
  160. 4.9L? How can I tell?
  161. My 2 day old SLS is giving me some strange problems
  162. oil overfilled
  163. Reseting the ECU and PCM
  164. Just bought a used 1999 Deville 4.6L
  165. WOT vs HG preservation
  166. 03 Deville Filter Adapter Oil Leak
  167. Towing a FWD N* vehicle on 4 wheels
  168. Coolant in my Oil
  169. Northstar Repair without inserts
  170. 93 eldo northstar engine missing
  171. Help me understand...
  172. 97 sts cadillac turns over, will not start
  173. It overheated again - any idea why?
  174. What should I do about this 1997 Eldorado ETC?
  175. 96' Seville HG Problems.. :-(
  176. 97 SLS hard to start when warm
  177. How does this engine sound?
  178. HELP ASAP Need to Identify Engine in 97 sts
  179. 2000+ Northstars look different??
  180. cylinder guide pin removal
  181. 03 seville pcv location
  182. Are 00+ northstars slower than <99??
  183. 4.6 Northstar doining very strange
  184. engine boggs when accelerator is stepped on quickly
  185. do you have to pull motor to do head gaskets, can it be done in the car
  186. Thinking about a K&N cold air intake...
  187. northstar drive shaft problems, probably damaged bearing
  188. question on my 95 deville concours. heat gone out and check engine light....
  189. Are Northstar Heads Rebuildable? Or disposable?
  190. Water pump tensioner catastrophic failure?
  191. My Northstar HG project
  192. She's runnin' HOT captain.....
  193. Intake manifold
  194. How Can I prevent a blown head gasket problem
  195. steam out of tailpipes
  196. 93 STS cooling system/h-gasket problem
  197. Hard shifting and codes 0719 and 0732?
  198. 2000 devile Northstar 4.6 running hot
  199. Repairs to a 4T80E after 600+ hp
  200. Water crossover re-assembly
  201. Electric fans arent coming on / overheating
  202. 94 sts key stuck wont start
  203. Overheating problem...
  204. Engine surges?
  205. Front Bank Misfire
  206. Drag tips or suggestions for 03 DTS.
  207. looking for plug wires
  208. Eldorado Dog Bones on a STS/DTS
  209. Permanent HG Repair - Give an old N* new life
  210. 1999 Eldorado engine whine
  211. Where is oil filter?
  212. 95 Eldorado stalling
  213. P0300 code....AGAIN!
  214. 2 northstars ?
  215. Smoke after shutdown... Classic N* oil leak issue?
  216. Heal-a-seal
  217. Northstar Cold idle Knock?
  218. intermittent issue with burning smell
  219. Update on Turbo 99STS
  220. Aurora 4.0 V8
  221. 97 SLS engine problem
  222. Car will not start, backfired smoke form under hood on pass. side
  223. LOW COOLANT warning
  224. A list of factory stock quarter mile times?
  225. Northstar engines are a joke
  226. Please help with eratic idle!!!!!!!!!!
  227. Volkswagen Northstar ????
  228. Air Fuel Ratio on Narrow-Band O2 Sensor
  229. Did I Post This Question in The Wrong Place?
  230. small coolent leak
  231. mechanical oil pressure gage sending unit location
  232. Fuel rail
  233. Where is the PCM
  234. Two more codes ?
  235. 02' DHS overheating!!!!
  236. 2000 Deville Code P1860
  237. Head gasket repair "corpus christi, tx"
  238. OBD2 Scantool for Northstar Engine to monitor knock?
  239. Northstar Gas Mileage
  240. Help ASAP:will 96/97 power train exchange?
  241. Repair head gasket Or buy remanufactured eng
  242. 2000 STS Head gasket problem?
  243. 2001 STS motor mount?
  244. wrong alternator
  245. Another P1860/P0741 repair
  246. 2001 Seville Water pump?
  247. Information on P0741 & P1860. 1998+
  248. Philistines
  249. Opinions on N* nitrous use.
  250. 97 deville hard starting, no codes