: Northstar Engines and System Technical Discussion



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  1. Motor swap,
  2. "97 DeVille B1S1 Oxygen Sensor
  3. I need help
  4. Track times
  5. Coolant leak when driving
  6. 96 SLS Electrical Charge System Gremlin
  7. P 420 code-what does it mean?
  8. Heater Core?
  9. Which side of the engine is "left" side?
  10. Vacuun line diagrahm
  11. 96 sls over curb now won't start
  12. electrical humming noise
  13. cam reluctors
  14. crankshaft sensors
  15. confused
  16. Transmission Pressure Control Solenoid 4T80E
  17. Worn Engine Mounts?
  18. strip thread in block
  19. Cadillac techs, can we visit you?
  20. Why remove the strut brace?
  21. oil filter adapter housing broke!
  22. Head gasket
  23. '97 Northstar MAF location and codes
  24. 94 4.6L Northstar stalls after warmup
  25. P024 - current 93 n* 4t80e trans.
  26. Fuel line?/Vacuum Line?
  27. 1993 4T80-E Transmission
  28. 65k mile service
  29. 4.6L Northstar Rattle
  30. '93 North* Glitch out of hand!
  31. 94 Concours Engine Clatter
  32. Any idea what part this is..urgent
  33. 94 N* overheating and leaking -bubba move
  34. What does a missfire feel like?
  35. 94 Concours leaking oil question
  36. Coil Pack Replacement
  37. 4.0L Northstar, more related to vin Y or vin 9?
  38. Converting a Y engine to a 9 in 97 STS
  39. '93 North* RUBBER PARTS!!!!!
  40. Ignition Ground Voltage
  41. Water in the valley
  42. Head Gasket Repair
  43. Would it be worth it?.
  44. TC defeat in 1st gear
  45. Yellow anti-freeze ?. (sorry)
  46. Where is the radiator drain plug?
  47. 4.9L? How can I tell?
  48. My 2 day old SLS is giving me some strange problems
  49. oil overfilled
  50. Reseting the ECU and PCM
  51. Just bought a used 1999 Deville 4.6L
  52. WOT vs HG preservation
  53. 03 Deville Filter Adapter Oil Leak
  54. Towing a FWD N* vehicle on 4 wheels
  55. Coolant in my Oil
  56. Northstar Repair without inserts
  57. 93 eldo northstar engine missing
  58. Help me understand...
  59. 97 sts cadillac turns over, will not start
  60. It overheated again - any idea why?
  61. What should I do about this 1997 Eldorado ETC?
  62. 96' Seville HG Problems.. :-(
  63. 97 SLS hard to start when warm
  64. How does this engine sound?
  65. HELP ASAP Need to Identify Engine in 97 sts
  66. 2000+ Northstars look different??
  67. cylinder guide pin removal
  68. 03 seville pcv location
  69. Are 00+ northstars slower than <99??
  70. 4.6 Northstar doining very strange
  71. engine boggs when accelerator is stepped on quickly
  72. do you have to pull motor to do head gaskets, can it be done in the car
  73. Thinking about a K&N cold air intake...
  74. northstar drive shaft problems, probably damaged bearing
  75. question on my 95 deville concours. heat gone out and check engine light....
  76. Are Northstar Heads Rebuildable? Or disposable?
  77. Water pump tensioner catastrophic failure?
  78. My Northstar HG project
  79. She's runnin' HOT captain.....
  80. Intake manifold
  81. How Can I prevent a blown head gasket problem
  82. steam out of tailpipes
  83. 93 STS cooling system/h-gasket problem
  84. Hard shifting and codes 0719 and 0732?
  85. 2000 devile Northstar 4.6 running hot
  86. Repairs to a 4T80E after 600+ hp
  87. Water crossover re-assembly
  88. Electric fans arent coming on / overheating
  89. 94 sts key stuck wont start
  90. Overheating problem...
  91. Engine surges?
  92. Front Bank Misfire
  93. Drag tips or suggestions for 03 DTS.
  94. looking for plug wires
  95. Eldorado Dog Bones on a STS/DTS
  96. Permanent HG Repair - Give an old N* new life
  97. 1999 Eldorado engine whine
  98. Where is oil filter?
  99. 95 Eldorado stalling
  100. P0300 code....AGAIN!
  101. 2 northstars ?
  102. Smoke after shutdown... Classic N* oil leak issue?
  103. Heal-a-seal
  104. Northstar Cold idle Knock?
  105. intermittent issue with burning smell
  106. Update on Turbo 99STS
  107. Aurora 4.0 V8
  108. 97 SLS engine problem
  109. Car will not start, backfired smoke form under hood on pass. side
  110. LOW COOLANT warning
  111. A list of factory stock quarter mile times?
  112. Northstar engines are a joke
  113. Please help with eratic idle!!!!!!!!!!
  114. Volkswagen Northstar ????
  115. Air Fuel Ratio on Narrow-Band O2 Sensor
  116. Did I Post This Question in The Wrong Place?
  117. small coolent leak
  118. mechanical oil pressure gage sending unit location
  119. Fuel rail
  120. Where is the PCM
  121. Two more codes ?
  122. 02' DHS overheating!!!!
  123. 2000 Deville Code P1860
  124. Head gasket repair "corpus christi, tx"
  125. OBD2 Scantool for Northstar Engine to monitor knock?
  126. Northstar Gas Mileage
  127. Help ASAP:will 96/97 power train exchange?
  128. Repair head gasket Or buy remanufactured eng
  129. 2000 STS Head gasket problem?
  130. 2001 STS motor mount?
  131. wrong alternator
  132. Another P1860/P0741 repair
  133. 2001 Seville Water pump?
  134. Information on P0741 & P1860. 1998+
  135. Philistines
  136. Opinions on N* nitrous use.
  137. 97 deville hard starting, no codes
  138. oil cooler
  139. Blown Head Gaskets?
  140. I need a water pump drive pulley please help
  141. Intake Backfire
  142. Dyno Run
  143. Replaced Engine 99 STS a few electrical issues!!!
  144. Drivetrain Efficiency
  145. What Gas Are You Using?
  146. pulled code pcm0443
  147. 05 sts v8 engine light
  148. Please Help P300
  149. Almost ready to go
  150. p0308 misfire, trying to find problem
  151. The use of Aftermarket reusable air filters
  152. Fuel pump :(
  153. Head gaskets X 2
  154. Long-term fuel trims up during deceleration
  155. Oil pressure after HG repair
  156. 240mph wooden car gets reversed flow NorthStar
  157. 98 sts stalling..aj..ranger...sub...help
  158. Water pump pulley disintegrating
  159. Regapping platinum plugs & best NA performance gap
  160. Head Gaskets Cause Coolent to Boil? And Repairs
  161. Engine swap
  162. Headgasket Vendor
  163. trans leak from a 4-80
  164. Loctite Red Gel REMOVAL!!!!!
  165. Service Emission System - No Acceleration
  166. Smoke
  167. 1996 Deville hard start and fuel pressure specs
  168. Doing my own head gasket
  169. 1997 cadillac deville performance?????
  170. 2005 STS with over 100k miles
  171. cadillac eldorado overheating but no oil in water
  172. 95 SLS w/ P076 Code - Trans pressure
  173. Where do you get Norms inserts?
  174. Engine heats up at idle (99 STS)
  175. Have two questions. Was looking around and found a leak.
  176. p1520 Trans Circuit
  177. Headgasket Fix for $1250
  178. Is it a head gasket?
  179. seriously clogged purge line! need help!
  180. Almost Overheating - is this Head Gasket ?
  181. Could Use Some Insight
  182. OBD Code E-119
  183. Deville Motor Swap 1997 to 1997 sts
  184. Took on my friend's LS1 *VID*
  185. 94 northstar cooling issue
  186. OIL FILTER/oil/AIR FILTER? What do you use on your N*?
  187. Time-sert kit
  188. 95 SLS Water Pump Removal Impact Wrench or Not?
  189. 2000 Deville Mechanical Issues *HELP*
  190. Can this be possible?
  191. looking for spark plugs
  192. need correct belt size to bypass ac comp on 97 concours
  193. DYI or NOT, Blown waterpump housing gasket
  194. Northstar 4.0 Aurora 97 interchangability
  195. Programmable ECU for STS 4.6L?
  196. Rough Idle Question For Ewill3rd
  197. Bought a Timesert kit on Ebay, what else do I need to install Norms inserts?
  198. loss of power overheating issues HELP
  199. What Anti-Freeze
  200. 50 Deville - Code = P0300 current
  201. New Owner/Member w/ n*star question
  202. P0300 - Timing Off
  203. intake gaskets
  204. Northstar 4.6 Coolant loss - but only under load
  205. 2000 deville or 1997 eldorado
  206. Northstar head gasket failures
  207. GM Top Engine Cleaner
  208. Coolent Temp
  209. Going to the track
  210. N* cylinder numbers
  211. Witnessed some component fail, what to do?
  212. Overhaeting Or Not or Maybe PLEASE HELP
  213. Non ACDelco Part?
  214. Electrical Problems With 94' Seville
  215. No HI cooling fan speed?
  216. Where to cut?? cradle bolt just spins
  217. engine ID
  218. Timing Chain Slack
  219. 2000 Deville Head gasket?
  220. 2000 Dts Front Engine Mount - Best Way To Change?
  221. coolant level deville 98
  222. Drag Race Calculator...
  223. engine swap pipe dreams
  224. Ingnition MAx Fuse burns out to stall 99 deville
  225. 98 sts what fits
  226. Northstar engine performance in my 01' DeVille DHS
  227. starter woes
  228. Intermittent spark loss on random coils 94' STS
  229. Disable the SIR
  230. Can you pull the front head with the engine in the car?
  231. Mechanics - Chicago area - Help
  232. Northstar Plenum Woes
  233. How to change pulley
  234. Engine to trans. bracket locations
  235. Is this an LT5
  236. 2001 Northstar in a 93 sts?
  237. no spark
  238. 1994 Cadillac STS
  239. Manifold or water pump causing overheating???
  240. Northstar crank sensor locations
  241. Quick engine swap question
  242. Solid Front Engine Mounts
  243. 98 deville no blower motor
  244. Still overheating
  245. Serpentine Belt
  246. couple of cooling sistem questions
  247. How many gallons Dex-Cool will I need.....
  248. oil can lite on and engine shuts down
  249. cat recomendations
  250. Therma Gasket Fixed My Head Leak