: Northstar Engines and System Technical Discussion



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  1. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  2. Cam Shaft Bolts!!!
  3. 95 Seville SLS cold start problem with instant fuel pressure drop.
  4. 2003 dhs p0300
  5. Just one glitch left '93 North* %$#@!!
  6. replace or rebuild???? northstar
  7. 2000 DeVille oil filter
  8. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  9. blown head gasket test kit
  10. Stubborn Water Pump Removal
  11. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  12. Convert OBDII Northstar to OBDI ???
  13. Timing chain routing??
  14. Northstar 6 Speed Manual
  15. New ECM option for Northstar swappers
  16. Arrrghh Won't start
  17. Seville Filter
  18. Cadillac N* redesign is the fastest TQ. Converter?
  19. help identify the problem !
  20. loss of power
  21. Transmission Removal/replacement
  22. Camshaft install bolt pattern
  23. instaling water pump pulley
  24. Source/Recommendations for Rebuilt Northstar Engines?
  25. Stumble at hot idle, stalling
  26. detonation-preignition
  27. 95 Eldorado has SLOW starting Issue.
  28. Problem after 99 STS Headbolt stripped and repaired
  29. Guide Pin / Alignment Pin Removal The Easy Way
  30. My Northstar is running...
  31. 94 Concours intermittant no start
  32. Unique engine swap, need help deciding which N*
  33. Having a lil trouble holding 4th
  34. 2003 Northstar into a 2001 Deville
  35. TCC Solenoid - Please Help!!
  36. Where did the MPG go?
  37. Intake manifold
  38. 01 SLS Problems
  39. Anyone ever do a headgasket in the car?
  40. traction control input and output data
  41. Fly wheel/starter prof replaced, now oil leak?
  42. Keep getting same code.
  43. Cold starts not so good...
  44. 2001 DTS valvetrain noise after HG job?!
  45. Half Case Seal....
  46. P0153 - HO2S Slow Response Bank 2 Sensor 1
  47. Oil leak on STS, oil pan?
  48. 1994 eldorado coolant leak
  49. failed smog test again. the HC is still high @15MPH
  50. what resonator reduces drone, but not volume? (corsa not option)
  51. Water crossover parts to replace?
  52. intake and top cover 94 Seville STS 4.6
  53. 00 STS Air Pumps; how many of them?
  54. oil pressure
  55. Have a Northstar engine, what should I do with it?
  56. Code help...please!!!!!
  57. Help with o2 sensor--no cat--code p0146
  58. Anyone here an attorney - re: Head gasket failures?
  59. what happend to my kruella
  60. 6 of 8 spark plugs are oily!
  61. Code Assistance
  62. HG cause emissions test failure?
  63. new DTS. wide open throttle?
  64. Quick question: about to order from Rockauto
  65. Remote start
  66. 01 dhs over heating HELP!! PLEASE
  67. Questions about my Headgasket Job
  68. Curse stop leak and fast talking sales men!!
  69. Onboard computer and the octane rating of the fuel being used.
  70. 99 Deville Northstar-New fuel pump, but wont start
  71. need help on north star wire replacing...
  72. codes 073 and 1644
  73. Ranger Should Write a Caddy What to Expect Book
  74. 1st Annual Northstar Meet
  75. Dtc 730
  76. Northstar Stud Kits ready to ship!
  77. 98 SLS screeching noise from egen.
  78. ICM weak spark, have questions
  79. How to drop the cradle?
  80. Wheres my coolant going????
  81. front driver o2 sensor, where do connector wire lead to??
  82. Just got Headgaskets done. Still yellow liquid.
  83. Alternator Bearing Replacement?
  84. 01 STS Cracked Block Rebuilt Engine Recomendations
  85. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  86. A spike in coolant temp '93 North*
  87. 2007 XLR 4.6 in a Hot Rod!
  88. Testing MAF Sensor on '97 N* ??
  89. 02 SLS not liking the cold weather
  90. New Eldo Owner: Speed Limiter Question
  91. Damned Motor Mounts
  92. weak fuel pump question
  93. Low oil pressure/stop engine message
  94. '03 SLS - "Surges" at slowdown and stoplights
  95. torque convertor clutch solenoid
  96. Service Electrical System
  97. EGR Removal / Steel fuel rails
  98. advice needed - stubborn tight spark plug
  99. Motor swap,
  100. "97 DeVille B1S1 Oxygen Sensor
  101. I need help
  102. Track times
  103. Coolant leak when driving
  104. 96 SLS Electrical Charge System Gremlin
  105. P 420 code-what does it mean?
  106. Heater Core?
  107. Which side of the engine is "left" side?
  108. Vacuun line diagrahm
  109. 96 sls over curb now won't start
  110. electrical humming noise
  111. cam reluctors
  112. crankshaft sensors
  113. confused
  114. Transmission Pressure Control Solenoid 4T80E
  115. Worn Engine Mounts?
  116. strip thread in block
  117. Cadillac techs, can we visit you?
  118. Why remove the strut brace?
  119. oil filter adapter housing broke!
  120. Head gasket
  121. '97 Northstar MAF location and codes
  122. 94 4.6L Northstar stalls after warmup
  123. P024 - current 93 n* 4t80e trans.
  124. Fuel line?/Vacuum Line?
  125. 1993 4T80-E Transmission
  126. 65k mile service
  127. 4.6L Northstar Rattle
  128. '93 North* Glitch out of hand!
  129. 94 Concours Engine Clatter
  130. Any idea what part this is..urgent
  131. 94 N* overheating and leaking -bubba move
  132. What does a missfire feel like?
  133. 94 Concours leaking oil question
  134. Coil Pack Replacement
  135. 4.0L Northstar, more related to vin Y or vin 9?
  136. Converting a Y engine to a 9 in 97 STS
  137. '93 North* RUBBER PARTS!!!!!
  138. Ignition Ground Voltage
  139. Water in the valley
  140. Head Gasket Repair
  141. Would it be worth it?.
  142. TC defeat in 1st gear
  143. Yellow anti-freeze ?. (sorry)
  144. Where is the radiator drain plug?
  145. 4.9L? How can I tell?
  146. My 2 day old SLS is giving me some strange problems
  147. oil overfilled
  148. Reseting the ECU and PCM
  149. Just bought a used 1999 Deville 4.6L
  150. WOT vs HG preservation
  151. 03 Deville Filter Adapter Oil Leak
  152. Towing a FWD N* vehicle on 4 wheels
  153. Coolant in my Oil
  154. Northstar Repair without inserts
  155. 93 eldo northstar engine missing
  156. Help me understand...
  157. 97 sts cadillac turns over, will not start
  158. It overheated again - any idea why?
  159. What should I do about this 1997 Eldorado ETC?
  160. 96' Seville HG Problems.. :-(
  161. 97 SLS hard to start when warm
  162. How does this engine sound?
  163. HELP ASAP Need to Identify Engine in 97 sts
  164. 2000+ Northstars look different??
  165. cylinder guide pin removal
  166. 03 seville pcv location
  167. Are 00+ northstars slower than <99??
  168. 4.6 Northstar doining very strange
  169. engine boggs when accelerator is stepped on quickly
  170. do you have to pull motor to do head gaskets, can it be done in the car
  171. Thinking about a K&N cold air intake...
  172. northstar drive shaft problems, probably damaged bearing
  173. question on my 95 deville concours. heat gone out and check engine light....
  174. Are Northstar Heads Rebuildable? Or disposable?
  175. Water pump tensioner catastrophic failure?
  176. My Northstar HG project
  177. She's runnin' HOT captain.....
  178. Intake manifold
  179. How Can I prevent a blown head gasket problem
  180. steam out of tailpipes
  181. 93 STS cooling system/h-gasket problem
  182. Hard shifting and codes 0719 and 0732?
  183. 2000 devile Northstar 4.6 running hot
  184. Repairs to a 4T80E after 600+ hp
  185. Water crossover re-assembly
  186. Electric fans arent coming on / overheating
  187. 94 sts key stuck wont start
  188. Overheating problem...
  189. Engine surges?
  190. Front Bank Misfire
  191. Drag tips or suggestions for 03 DTS.
  192. looking for plug wires
  193. Eldorado Dog Bones on a STS/DTS
  194. Permanent HG Repair - Give an old N* new life
  195. 1999 Eldorado engine whine
  196. Where is oil filter?
  197. 95 Eldorado stalling
  198. P0300 code....AGAIN!
  199. 2 northstars ?
  200. Smoke after shutdown... Classic N* oil leak issue?
  201. Heal-a-seal
  202. Northstar Cold idle Knock?
  203. intermittent issue with burning smell
  204. Update on Turbo 99STS
  205. Aurora 4.0 V8
  206. 97 SLS engine problem
  207. Car will not start, backfired smoke form under hood on pass. side
  208. LOW COOLANT warning
  209. A list of factory stock quarter mile times?
  210. Northstar engines are a joke
  211. Please help with eratic idle!!!!!!!!!!
  212. Volkswagen Northstar ????
  213. Air Fuel Ratio on Narrow-Band O2 Sensor
  214. Did I Post This Question in The Wrong Place?
  215. small coolent leak
  216. mechanical oil pressure gage sending unit location
  217. Fuel rail
  218. Where is the PCM
  219. Two more codes ?
  220. 02' DHS overheating!!!!
  221. 2000 Deville Code P1860
  222. Head gasket repair "corpus christi, tx"
  223. OBD2 Scantool for Northstar Engine to monitor knock?
  224. Northstar Gas Mileage
  225. Help ASAP:will 96/97 power train exchange?
  226. Repair head gasket Or buy remanufactured eng
  227. 2000 STS Head gasket problem?
  228. 2001 STS motor mount?
  229. wrong alternator
  230. Another P1860/P0741 repair
  231. 2001 Seville Water pump?
  232. Information on P0741 & P1860. 1998+
  233. Philistines
  234. Opinions on N* nitrous use.
  235. 97 deville hard starting, no codes
  236. oil cooler
  237. Blown Head Gaskets?
  238. I need a water pump drive pulley please help
  239. Intake Backfire
  240. Dyno Run
  241. Replaced Engine 99 STS a few electrical issues!!!
  242. Drivetrain Efficiency
  243. What Gas Are You Using?
  244. pulled code pcm0443
  245. 05 sts v8 engine light
  246. Please Help P300
  247. Almost ready to go
  248. p0308 misfire, trying to find problem
  249. The use of Aftermarket reusable air filters
  250. Fuel pump :(