: Northstar Engines and System Technical Discussion



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  1. 93 STS cooling system/h-gasket problem
  2. Hard shifting and codes 0719 and 0732?
  3. 2000 devile Northstar 4.6 running hot
  4. Repairs to a 4T80E after 600+ hp
  5. Water crossover re-assembly
  6. Electric fans arent coming on / overheating
  7. 94 sts key stuck wont start
  8. Overheating problem...
  9. Engine surges?
  10. Front Bank Misfire
  11. Drag tips or suggestions for 03 DTS.
  12. looking for plug wires
  13. Eldorado Dog Bones on a STS/DTS
  14. Permanent HG Repair - Give an old N* new life
  15. 1999 Eldorado engine whine
  16. Where is oil filter?
  17. 95 Eldorado stalling
  18. P0300 code....AGAIN!
  19. 2 northstars ?
  20. Smoke after shutdown... Classic N* oil leak issue?
  21. Heal-a-seal
  22. Northstar Cold idle Knock?
  23. intermittent issue with burning smell
  24. Update on Turbo 99STS
  25. Aurora 4.0 V8
  26. 97 SLS engine problem
  27. Car will not start, backfired smoke form under hood on pass. side
  28. LOW COOLANT warning
  29. A list of factory stock quarter mile times?
  30. Northstar engines are a joke
  31. Please help with eratic idle!!!!!!!!!!
  32. Volkswagen Northstar ????
  33. Air Fuel Ratio on Narrow-Band O2 Sensor
  34. Did I Post This Question in The Wrong Place?
  35. small coolent leak
  36. mechanical oil pressure gage sending unit location
  37. Fuel rail
  38. Where is the PCM
  39. Two more codes ?
  40. 02' DHS overheating!!!!
  41. 2000 Deville Code P1860
  42. Head gasket repair "corpus christi, tx"
  43. OBD2 Scantool for Northstar Engine to monitor knock?
  44. Northstar Gas Mileage
  45. Help ASAP:will 96/97 power train exchange?
  46. Repair head gasket Or buy remanufactured eng
  47. 2000 STS Head gasket problem?
  48. 2001 STS motor mount?
  49. wrong alternator
  50. Another P1860/P0741 repair
  51. 2001 Seville Water pump?
  52. Information on P0741 & P1860. 1998+
  53. Philistines
  54. Opinions on N* nitrous use.
  55. 97 deville hard starting, no codes
  56. oil cooler
  57. Blown Head Gaskets?
  58. I need a water pump drive pulley please help
  59. Intake Backfire
  60. Dyno Run
  61. Replaced Engine 99 STS a few electrical issues!!!
  62. Drivetrain Efficiency
  63. What Gas Are You Using?
  64. pulled code pcm0443
  65. 05 sts v8 engine light
  66. Please Help P300
  67. Almost ready to go
  68. p0308 misfire, trying to find problem
  69. The use of Aftermarket reusable air filters
  70. Fuel pump :(
  71. Head gaskets X 2
  72. Long-term fuel trims up during deceleration
  73. Oil pressure after HG repair
  74. 240mph wooden car gets reversed flow NorthStar
  75. 98 sts stalling..aj..ranger...sub...help
  76. Water pump pulley disintegrating
  77. Regapping platinum plugs & best NA performance gap
  78. Head Gaskets Cause Coolent to Boil? And Repairs
  79. Engine swap
  80. Headgasket Vendor
  81. trans leak from a 4-80
  82. Loctite Red Gel REMOVAL!!!!!
  83. Service Emission System - No Acceleration
  84. Smoke
  85. 1996 Deville hard start and fuel pressure specs
  86. Doing my own head gasket
  87. 1997 cadillac deville performance?????
  88. 2005 STS with over 100k miles
  89. cadillac eldorado overheating but no oil in water
  90. 95 SLS w/ P076 Code - Trans pressure
  91. Where do you get Norms inserts?
  92. Engine heats up at idle (99 STS)
  93. Have two questions. Was looking around and found a leak.
  94. p1520 Trans Circuit
  95. Headgasket Fix for $1250
  96. Is it a head gasket?
  97. seriously clogged purge line! need help!
  98. Almost Overheating - is this Head Gasket ?
  99. Could Use Some Insight
  100. OBD Code E-119
  101. Deville Motor Swap 1997 to 1997 sts
  102. Took on my friend's LS1 *VID*
  103. 94 northstar cooling issue
  104. OIL FILTER/oil/AIR FILTER? What do you use on your N*?
  105. Time-sert kit
  106. 95 SLS Water Pump Removal Impact Wrench or Not?
  107. 2000 Deville Mechanical Issues *HELP*
  108. Can this be possible?
  109. looking for spark plugs
  110. need correct belt size to bypass ac comp on 97 concours
  111. DYI or NOT, Blown waterpump housing gasket
  112. Northstar 4.0 Aurora 97 interchangability
  113. Programmable ECU for STS 4.6L?
  114. Rough Idle Question For Ewill3rd
  115. Bought a Timesert kit on Ebay, what else do I need to install Norms inserts?
  116. loss of power overheating issues HELP
  117. What Anti-Freeze
  118. 50 Deville - Code = P0300 current
  119. New Owner/Member w/ n*star question
  120. P0300 - Timing Off
  121. intake gaskets
  122. Northstar 4.6 Coolant loss - but only under load
  123. 2000 deville or 1997 eldorado
  124. Northstar head gasket failures
  125. GM Top Engine Cleaner
  126. Coolent Temp
  127. Going to the track
  128. N* cylinder numbers
  129. Witnessed some component fail, what to do?
  130. Overhaeting Or Not or Maybe PLEASE HELP
  131. Non ACDelco Part?
  132. Electrical Problems With 94' Seville
  133. No HI cooling fan speed?
  134. Where to cut?? cradle bolt just spins
  135. engine ID
  136. Timing Chain Slack
  137. 2000 Deville Head gasket?
  138. 2000 Dts Front Engine Mount - Best Way To Change?
  139. coolant level deville 98
  140. Drag Race Calculator...
  141. engine swap pipe dreams
  142. Ingnition MAx Fuse burns out to stall 99 deville
  143. 98 sts what fits
  144. Northstar engine performance in my 01' DeVille DHS
  145. starter woes
  146. Intermittent spark loss on random coils 94' STS
  147. Disable the SIR
  148. Can you pull the front head with the engine in the car?
  149. Mechanics - Chicago area - Help
  150. Northstar Plenum Woes
  151. How to change pulley
  152. Engine to trans. bracket locations
  153. Is this an LT5
  154. 2001 Northstar in a 93 sts?
  155. no spark
  156. 1994 Cadillac STS
  157. Manifold or water pump causing overheating???
  158. Northstar crank sensor locations
  159. Quick engine swap question
  160. Solid Front Engine Mounts
  161. 98 deville no blower motor
  162. Still overheating
  163. Serpentine Belt
  164. couple of cooling sistem questions
  165. How many gallons Dex-Cool will I need.....
  166. oil can lite on and engine shuts down
  167. cat recomendations
  168. Therma Gasket Fixed My Head Leak
  169. Ignition Module Pin Out
  170. HG or paranoia?
  171. 2000 SLS keeps stalling
  172. another n* head gasket question
  173. Do you know what this part is?
  174. N* dissassembled engine found
  175. This Is Not a Joke
  176. My Rough Idle Story, So Far...
  177. 02 SLS running rough after pulling air box silencer
  178. 97 SLS N* Overheating quickly
  179. '95 STS Stuck in 3rd Gear
  180. 98 Deville non-functional engine cooler fan
  181. Post up your NORTHSTAR GAS MILEAGE (CTY/HWY) PLZ!
  182. 300hp N* to a Base N*
  183. Added my 99 STS to the HeadGasket poll...
  184. ATTN: All Volant owners
  185. 93 octane + WOT = rattle?
  186. Drill Guide for Head Bolt Inserts
  187. Idle issue when cold
  188. 94 el dorado starter location
  189. 1-2 At 45 Now Instead Of 40?
  190. Northstar fuel rail redesign
  191. 95 Eldorado with disturbing sound...
  192. Deville 98 coolant
  193. Is this the beginning of the end for my STS?
  194. 1994 Deville con
  195. 01 Olds Aurora Question...
  196. Coolant overflow?
  197. Switching a 1998 Northstar with a 2005 ?
  198. What to do with my 2000 DTS?
  199. Oh
  200. Headgasket info?
  201. Blown Engine???
  202. Fuel Induction System Specs
  203. Car is over heating?
  204. '02 STS Drain Plug Issue
  205. Oil guzzling 2003 Deville Northstar V8
  206. Cracked Block, exterior, 1997 Northstar
  207. Coil Bank Problems
  208. balancer bolt
  209. 2000 DeVille Overheats
  210. sounds like harmonic balancer??
  211. Over heating
  212. MSD Plug wires
  213. Delphi/Packard vs Delco Plug Wires
  214. HG Failure, Round 2
  215. new fuel injector & upper engine cleaner
  216. Tranny Question
  217. Location of ALL o2 sensors
  218. Hey Guys
  219. 93 Eldorado Sport Coupe Vs Touring Coupe
  220. ac compressor problem???
  221. Combustion Leak Detection
  222. Po41 code set
  223. Porting the throttlebody
  224. Another 97 DeVille Overheating Issue
  225. Can '03 Seville display digital coolant temp reading?
  226. BARS Head Gasket Fix and Aux Fan control
  227. Whistling pressure relief on N* Intake Manifold???
  228. Who needs a Timesert kit- I have one!!
  229. where does this thing go (headgasket job)
  230. Hard Start
  231. any tips on removing coolant crossover?
  232. 1996 Deville Intake??
  233. Performing "block" test from Napa
  234. Service A/c and A/C compressor off
  235. draining trans fluid 4T80E
  236. no start lots of codes network ?
  237. engine swap
  238. 1993 to 1999 Cam Wear Fix
  239. 94 Eldo ETC
  240. Need diagnosis - 98 STS overheating
  241. Professional Coolant Flush
  242. 4T80-E transaxle
  243. Oil Adapter housing Problems :(
  244. Head gasket, possibly cracked block...
  245. etanol blend, what does it do to the n?
  246. Loaded '03 STS 103k great shape - Dealer says it's the head gaskets.
  247. Problem with my Fast Chip
  248. Is there a Northstar FAQ section?
  249. 97 sts auto radio shut off
  250. Severe engine miss at idle-dirty gas in filter