: Northstar Engines and System Technical Discussion



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  1. 1st Annual Northstar Meet
  2. Dtc 730
  3. Northstar Stud Kits ready to ship!
  4. 98 SLS screeching noise from egen.
  5. ICM weak spark, have questions
  6. How to drop the cradle?
  7. Wheres my coolant going????
  8. front driver o2 sensor, where do connector wire lead to??
  9. Just got Headgaskets done. Still yellow liquid.
  10. Alternator Bearing Replacement?
  11. 01 STS Cracked Block Rebuilt Engine Recomendations
  12. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  13. A spike in coolant temp '93 North*
  14. 2007 XLR 4.6 in a Hot Rod!
  15. Testing MAF Sensor on '97 N* ??
  16. 02 SLS not liking the cold weather
  17. New Eldo Owner: Speed Limiter Question
  18. Damned Motor Mounts
  19. weak fuel pump question
  20. Low oil pressure/stop engine message
  21. '03 SLS - "Surges" at slowdown and stoplights
  22. torque convertor clutch solenoid
  23. Service Electrical System
  24. EGR Removal / Steel fuel rails
  25. advice needed - stubborn tight spark plug
  26. Motor swap,
  27. "97 DeVille B1S1 Oxygen Sensor
  28. I need help
  29. Track times
  30. Coolant leak when driving
  31. 96 SLS Electrical Charge System Gremlin
  32. P 420 code-what does it mean?
  33. Heater Core?
  34. Which side of the engine is "left" side?
  35. Vacuun line diagrahm
  36. 96 sls over curb now won't start
  37. electrical humming noise
  38. cam reluctors
  39. crankshaft sensors
  40. confused
  41. Transmission Pressure Control Solenoid 4T80E
  42. Worn Engine Mounts?
  43. strip thread in block
  44. Cadillac techs, can we visit you?
  45. Why remove the strut brace?
  46. oil filter adapter housing broke!
  47. Head gasket
  48. '97 Northstar MAF location and codes
  49. 94 4.6L Northstar stalls after warmup
  50. P024 - current 93 n* 4t80e trans.
  51. Fuel line?/Vacuum Line?
  52. 1993 4T80-E Transmission
  53. 65k mile service
  54. 4.6L Northstar Rattle
  55. '93 North* Glitch out of hand!
  56. 94 Concours Engine Clatter
  57. Any idea what part this is..urgent
  58. 94 N* overheating and leaking -bubba move
  59. What does a missfire feel like?
  60. 94 Concours leaking oil question
  61. Coil Pack Replacement
  62. 4.0L Northstar, more related to vin Y or vin 9?
  63. Converting a Y engine to a 9 in 97 STS
  64. '93 North* RUBBER PARTS!!!!!
  65. Ignition Ground Voltage
  66. Water in the valley
  67. Head Gasket Repair
  68. Would it be worth it?.
  69. TC defeat in 1st gear
  70. Yellow anti-freeze ?. (sorry)
  71. Where is the radiator drain plug?
  72. 4.9L? How can I tell?
  73. My 2 day old SLS is giving me some strange problems
  74. oil overfilled
  75. Reseting the ECU and PCM
  76. Just bought a used 1999 Deville 4.6L
  77. WOT vs HG preservation
  78. 03 Deville Filter Adapter Oil Leak
  79. Towing a FWD N* vehicle on 4 wheels
  80. Coolant in my Oil
  81. Northstar Repair without inserts
  82. 93 eldo northstar engine missing
  83. Help me understand...
  84. 97 sts cadillac turns over, will not start
  85. It overheated again - any idea why?
  86. What should I do about this 1997 Eldorado ETC?
  87. 96' Seville HG Problems.. :-(
  88. 97 SLS hard to start when warm
  89. How does this engine sound?
  90. HELP ASAP Need to Identify Engine in 97 sts
  91. 2000+ Northstars look different??
  92. cylinder guide pin removal
  93. 03 seville pcv location
  94. Are 00+ northstars slower than <99??
  95. 4.6 Northstar doining very strange
  96. engine boggs when accelerator is stepped on quickly
  97. do you have to pull motor to do head gaskets, can it be done in the car
  98. Thinking about a K&N cold air intake...
  99. northstar drive shaft problems, probably damaged bearing
  100. question on my 95 deville concours. heat gone out and check engine light....
  101. Are Northstar Heads Rebuildable? Or disposable?
  102. Water pump tensioner catastrophic failure?
  103. My Northstar HG project
  104. She's runnin' HOT captain.....
  105. Intake manifold
  106. How Can I prevent a blown head gasket problem
  107. steam out of tailpipes
  108. 93 STS cooling system/h-gasket problem
  109. Hard shifting and codes 0719 and 0732?
  110. 2000 devile Northstar 4.6 running hot
  111. Repairs to a 4T80E after 600+ hp
  112. Water crossover re-assembly
  113. Electric fans arent coming on / overheating
  114. 94 sts key stuck wont start
  115. Overheating problem...
  116. Engine surges?
  117. Front Bank Misfire
  118. Drag tips or suggestions for 03 DTS.
  119. looking for plug wires
  120. Eldorado Dog Bones on a STS/DTS
  121. Permanent HG Repair - Give an old N* new life
  122. 1999 Eldorado engine whine
  123. Where is oil filter?
  124. 95 Eldorado stalling
  125. P0300 code....AGAIN!
  126. 2 northstars ?
  127. Smoke after shutdown... Classic N* oil leak issue?
  128. Heal-a-seal
  129. Northstar Cold idle Knock?
  130. intermittent issue with burning smell
  131. Update on Turbo 99STS
  132. Aurora 4.0 V8
  133. 97 SLS engine problem
  134. Car will not start, backfired smoke form under hood on pass. side
  135. LOW COOLANT warning
  136. A list of factory stock quarter mile times?
  137. Northstar engines are a joke
  138. Please help with eratic idle!!!!!!!!!!
  139. Volkswagen Northstar ????
  140. Air Fuel Ratio on Narrow-Band O2 Sensor
  141. Did I Post This Question in The Wrong Place?
  142. small coolent leak
  143. mechanical oil pressure gage sending unit location
  144. Fuel rail
  145. Where is the PCM
  146. Two more codes ?
  147. 02' DHS overheating!!!!
  148. 2000 Deville Code P1860
  149. Head gasket repair "corpus christi, tx"
  150. OBD2 Scantool for Northstar Engine to monitor knock?
  151. Northstar Gas Mileage
  152. Help ASAP:will 96/97 power train exchange?
  153. Repair head gasket Or buy remanufactured eng
  154. 2000 STS Head gasket problem?
  155. 2001 STS motor mount?
  156. wrong alternator
  157. Another P1860/P0741 repair
  158. 2001 Seville Water pump?
  159. Information on P0741 & P1860. 1998+
  160. Philistines
  161. Opinions on N* nitrous use.
  162. 97 deville hard starting, no codes
  163. oil cooler
  164. Blown Head Gaskets?
  165. I need a water pump drive pulley please help
  166. Intake Backfire
  167. Dyno Run
  168. Replaced Engine 99 STS a few electrical issues!!!
  169. Drivetrain Efficiency
  170. What Gas Are You Using?
  171. pulled code pcm0443
  172. 05 sts v8 engine light
  173. Please Help P300
  174. Almost ready to go
  175. p0308 misfire, trying to find problem
  176. The use of Aftermarket reusable air filters
  177. Fuel pump :(
  178. Head gaskets X 2
  179. Long-term fuel trims up during deceleration
  180. Oil pressure after HG repair
  181. 240mph wooden car gets reversed flow NorthStar
  182. 98 sts stalling..aj..ranger...sub...help
  183. Water pump pulley disintegrating
  184. Regapping platinum plugs & best NA performance gap
  185. Head Gaskets Cause Coolent to Boil? And Repairs
  186. Engine swap
  187. Headgasket Vendor
  188. trans leak from a 4-80
  189. Loctite Red Gel REMOVAL!!!!!
  190. Service Emission System - No Acceleration
  191. Smoke
  192. 1996 Deville hard start and fuel pressure specs
  193. Doing my own head gasket
  194. 1997 cadillac deville performance?????
  195. 2005 STS with over 100k miles
  196. cadillac eldorado overheating but no oil in water
  197. 95 SLS w/ P076 Code - Trans pressure
  198. Where do you get Norms inserts?
  199. Engine heats up at idle (99 STS)
  200. Have two questions. Was looking around and found a leak.
  201. p1520 Trans Circuit
  202. Headgasket Fix for $1250
  203. Is it a head gasket?
  204. seriously clogged purge line! need help!
  205. Almost Overheating - is this Head Gasket ?
  206. Could Use Some Insight
  207. OBD Code E-119
  208. Deville Motor Swap 1997 to 1997 sts
  209. Took on my friend's LS1 *VID*
  210. 94 northstar cooling issue
  211. OIL FILTER/oil/AIR FILTER? What do you use on your N*?
  212. Time-sert kit
  213. 95 SLS Water Pump Removal Impact Wrench or Not?
  214. 2000 Deville Mechanical Issues *HELP*
  215. Can this be possible?
  216. looking for spark plugs
  217. need correct belt size to bypass ac comp on 97 concours
  218. DYI or NOT, Blown waterpump housing gasket
  219. Northstar 4.0 Aurora 97 interchangability
  220. Programmable ECU for STS 4.6L?
  221. Rough Idle Question For Ewill3rd
  222. Bought a Timesert kit on Ebay, what else do I need to install Norms inserts?
  223. loss of power overheating issues HELP
  224. What Anti-Freeze
  225. 50 Deville - Code = P0300 current
  226. New Owner/Member w/ n*star question
  227. P0300 - Timing Off
  228. intake gaskets
  229. Northstar 4.6 Coolant loss - but only under load
  230. 2000 deville or 1997 eldorado
  231. Northstar head gasket failures
  232. GM Top Engine Cleaner
  233. Coolent Temp
  234. Going to the track
  235. N* cylinder numbers
  236. Witnessed some component fail, what to do?
  237. Overhaeting Or Not or Maybe PLEASE HELP
  238. Non ACDelco Part?
  239. Electrical Problems With 94' Seville
  240. No HI cooling fan speed?
  241. Where to cut?? cradle bolt just spins
  242. engine ID
  243. Timing Chain Slack
  244. 2000 Deville Head gasket?
  245. 2000 Dts Front Engine Mount - Best Way To Change?
  246. coolant level deville 98
  247. Drag Race Calculator...
  248. engine swap pipe dreams
  249. Ingnition MAx Fuse burns out to stall 99 deville
  250. 98 sts what fits