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View Full Version : Northstar Engines and System Technical Discussion



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  1. Reverse problem someone please help me please
  2. 4t80e problems
  3. North Star & Transmission Issues
  4. Oil Housing
  5. Head Gaskets
  6. North Star & Transmission Issues
  7. Blown Head Gasket On A 97 Deville
  8. 4T80E bellhousing: starter?
  9. 1997 STS Ghostly Noise from Vacuum Leak?
  10. STS "Limited to 90 Miles an Hour" Message
  11. NO START, but the battery is good
  12. Cadillac De Ville 1999 OverHeat
  13. How Do I Change the ignition switch
  14. Severe engine miss at idle-dirty gas in filter
  15. 97 sts auto radio shut off
  16. Is there a Northstar FAQ section?
  17. Problem with my Fast Chip
  18. Loaded '03 STS 103k great shape - Dealer says it's the head gaskets.
  19. etanol blend, what does it do to the n?
  20. Head gasket, possibly cracked block...
  21. Oil Adapter housing Problems :(
  22. 4T80-E transaxle
  23. Professional Coolant Flush
  24. Need diagnosis - 98 STS overheating
  25. 94 Eldo ETC
  26. 1993 to 1999 Cam Wear Fix
  27. engine swap
  28. no start lots of codes network ?
  29. draining trans fluid 4T80E
  30. Service A/c and A/C compressor off
  31. Performing "block" test from Napa
  32. 1996 Deville Intake??
  33. any tips on removing coolant crossover?
  34. Hard Start
  35. where does this thing go (headgasket job)
  36. Who needs a Timesert kit- I have one!!
  37. Whistling pressure relief on N* Intake Manifold???
  38. BARS Head Gasket Fix and Aux Fan control
  39. Can '03 Seville display digital coolant temp reading?
  40. Another 97 DeVille Overheating Issue
  41. Porting the throttlebody
  42. Po41 code set
  43. Combustion Leak Detection
  44. ac compressor problem???
  45. 93 Eldorado Sport Coupe Vs Touring Coupe
  46. Hey Guys
  47. Location of ALL o2 sensors
  48. Tranny Question
  49. new fuel injector & upper engine cleaner
  50. HG Failure, Round 2
  51. Delphi/Packard vs Delco Plug Wires
  52. MSD Plug wires
  53. Over heating
  54. sounds like harmonic balancer??
  55. 2000 DeVille Overheats
  56. balancer bolt
  57. Coil Bank Problems
  58. Cracked Block, exterior, 1997 Northstar
  59. Oil guzzling 2003 Deville Northstar V8
  60. '02 STS Drain Plug Issue
  61. Car is over heating?
  62. Fuel Induction System Specs
  63. Blown Engine???
  64. Headgasket info?
  65. Oh
  66. What to do with my 2000 DTS?
  67. Switching a 1998 Northstar with a 2005 ?
  68. Coolant overflow?
  69. 01 Olds Aurora Question...
  70. 1994 Deville con
  71. Is this the beginning of the end for my STS?
  72. Deville 98 coolant
  73. 95 Eldorado with disturbing sound...
  74. Northstar fuel rail redesign
  75. 1-2 At 45 Now Instead Of 40?
  76. 94 el dorado starter location
  77. Idle issue when cold
  78. Drill Guide for Head Bolt Inserts
  79. 93 octane + WOT = rattle?
  80. ATTN: All Volant owners
  81. Added my 99 STS to the HeadGasket poll...
  82. 300hp N* to a Base N*
  83. Post up your NORTHSTAR GAS MILEAGE (CTY/HWY) PLZ!
  84. 98 Deville non-functional engine cooler fan
  85. '95 STS Stuck in 3rd Gear
  86. 97 SLS N* Overheating quickly
  87. 02 SLS running rough after pulling air box silencer
  88. My Rough Idle Story, So Far...
  89. This Is Not a Joke
  90. N* dissassembled engine found
  91. Do you know what this part is?
  92. another n* head gasket question
  93. 2000 SLS keeps stalling
  94. HG or paranoia?
  95. Ignition Module Pin Out
  96. Therma Gasket Fixed My Head Leak
  97. cat recomendations
  98. oil can lite on and engine shuts down
  99. How many gallons Dex-Cool will I need.....
  100. couple of cooling sistem questions
  101. Serpentine Belt
  102. Still overheating
  103. 98 deville no blower motor
  104. Solid Front Engine Mounts
  105. Quick engine swap question
  106. Northstar crank sensor locations
  107. Manifold or water pump causing overheating???
  108. 1994 Cadillac STS
  109. no spark
  110. 2001 Northstar in a 93 sts?
  111. Is this an LT5
  112. Engine to trans. bracket locations
  113. How to change pulley
  114. Northstar Plenum Woes
  115. Mechanics - Chicago area - Help
  116. Can you pull the front head with the engine in the car?
  117. Disable the SIR
  118. Intermittent spark loss on random coils 94' STS
  119. starter woes
  120. Northstar engine performance in my 01' DeVille DHS
  121. 98 sts what fits
  122. Ingnition MAx Fuse burns out to stall 99 deville
  123. engine swap pipe dreams
  124. Drag Race Calculator...
  125. coolant level deville 98
  126. 2000 Dts Front Engine Mount - Best Way To Change?
  127. 2000 Deville Head gasket?
  128. Timing Chain Slack
  129. engine ID
  130. Where to cut?? cradle bolt just spins
  131. No HI cooling fan speed?
  132. Electrical Problems With 94' Seville
  133. Non ACDelco Part?
  134. Overhaeting Or Not or Maybe PLEASE HELP
  135. Witnessed some component fail, what to do?
  136. N* cylinder numbers
  137. Going to the track
  138. Coolent Temp
  139. GM Top Engine Cleaner
  140. Northstar head gasket failures
  141. 2000 deville or 1997 eldorado
  142. Northstar 4.6 Coolant loss - but only under load
  143. intake gaskets
  144. P0300 - Timing Off
  145. New Owner/Member w/ n*star question
  146. 50 Deville - Code = P0300 current
  147. What Anti-Freeze
  148. loss of power overheating issues HELP
  149. Bought a Timesert kit on Ebay, what else do I need to install Norms inserts?
  150. Rough Idle Question For Ewill3rd
  151. Programmable ECU for STS 4.6L?
  152. Northstar 4.0 Aurora 97 interchangability
  153. DYI or NOT, Blown waterpump housing gasket
  154. need correct belt size to bypass ac comp on 97 concours
  155. looking for spark plugs
  156. Can this be possible?
  157. 2000 Deville Mechanical Issues *HELP*
  158. 95 SLS Water Pump Removal Impact Wrench or Not?
  159. Time-sert kit
  160. OIL FILTER/oil/AIR FILTER? What do you use on your N*?
  161. 94 northstar cooling issue
  162. Took on my friend's LS1 *VID*
  163. Deville Motor Swap 1997 to 1997 sts
  164. OBD Code E-119
  165. Could Use Some Insight
  166. Almost Overheating - is this Head Gasket ?
  167. seriously clogged purge line! need help!
  168. Is it a head gasket?
  169. Headgasket Fix for $1250
  170. p1520 Trans Circuit
  171. Have two questions. Was looking around and found a leak.
  172. Engine heats up at idle (99 STS)
  173. Where do you get Norms inserts?
  174. 95 SLS w/ P076 Code - Trans pressure
  175. cadillac eldorado overheating but no oil in water
  176. 2005 STS with over 100k miles
  177. 1997 cadillac deville performance?????
  178. Doing my own head gasket
  179. 1996 Deville hard start and fuel pressure specs
  180. Smoke
  181. Service Emission System - No Acceleration
  182. Loctite Red Gel REMOVAL!!!!!
  183. trans leak from a 4-80
  184. Headgasket Vendor
  185. Engine swap
  186. Head Gaskets Cause Coolent to Boil? And Repairs
  187. Regapping platinum plugs & best NA performance gap
  188. Water pump pulley disintegrating
  189. 98 sts stalling..aj..ranger...sub...help
  190. 240mph wooden car gets reversed flow NorthStar
  191. Oil pressure after HG repair
  192. Long-term fuel trims up during deceleration
  193. Head gaskets X 2
  194. Fuel pump :(
  195. The use of Aftermarket reusable air filters
  196. p0308 misfire, trying to find problem
  197. Almost ready to go
  198. Please Help P300
  199. 05 sts v8 engine light
  200. pulled code pcm0443
  201. What Gas Are You Using?
  202. Drivetrain Efficiency
  203. Replaced Engine 99 STS a few electrical issues!!!
  204. Dyno Run
  205. Intake Backfire
  206. I need a water pump drive pulley please help
  207. Blown Head Gaskets?
  208. oil cooler
  209. 97 deville hard starting, no codes
  210. Opinions on N* nitrous use.
  211. Philistines
  212. Information on P0741 & P1860. 1998+
  213. 2001 Seville Water pump?
  214. Another P1860/P0741 repair
  215. wrong alternator
  216. 2001 STS motor mount?
  217. 2000 STS Head gasket problem?
  218. Repair head gasket Or buy remanufactured eng
  219. Help ASAP:will 96/97 power train exchange?
  220. Northstar Gas Mileage
  221. OBD2 Scantool for Northstar Engine to monitor knock?
  222. Head gasket repair "corpus christi, tx"
  223. 2000 Deville Code P1860
  224. 02' DHS overheating!!!!
  225. Two more codes ?
  226. Where is the PCM
  227. Fuel rail
  228. mechanical oil pressure gage sending unit location
  229. small coolent leak
  230. Did I Post This Question in The Wrong Place?
  231. Air Fuel Ratio on Narrow-Band O2 Sensor
  232. Volkswagen Northstar ????
  233. Please help with eratic idle!!!!!!!!!!
  234. Northstar engines are a joke
  235. A list of factory stock quarter mile times?
  236. LOW COOLANT warning
  237. Car will not start, backfired smoke form under hood on pass. side
  238. 97 SLS engine problem
  239. Aurora 4.0 V8
  240. Update on Turbo 99STS
  241. intermittent issue with burning smell
  242. Northstar Cold idle Knock?
  243. Heal-a-seal
  244. Smoke after shutdown... Classic N* oil leak issue?
  245. 2 northstars ?
  246. P0300 code....AGAIN!
  247. 95 Eldorado stalling
  248. Where is oil filter?
  249. 1999 Eldorado engine whine
  250. Permanent HG Repair - Give an old N* new life