: Northstar Engines and System Technical Discussion



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  1. Please Help with long cranking time
  2. high idle
  3. Aftermarket Intake for '99 DeVille base model
  4. 02 Deville rough idle & codes
  5. 1998 Eldorado Head Gasket - 2nd time in 375-days
  6. Started to hear an intermittent grinding noise
  7. $788 To fix P0410 Code
  8. Car Stalled, won't restart
  9. Smell Coolant after Driving??
  10. 1994 STS quit in driveway, seems battery went dead.
  11. 2000 seville sts misfire
  12. Idle Air Control Valve (IAC)
  13. 94 sts intake cover gasket
  14. HG Budget for 97 STS
  15. Help.. 2000 dts tranny blown
  16. 1999 Seville SLS hard start P1350/P1375
  17. Crap!!! Coolant leak! what do I do!?!?!?
  18. 97 Northstar Oil leak
  19. 94 Eldorado Idle problem
  20. Best service manual (rebuilding)
  21. low oil pressure indictator
  22. Any idea what I should pay to get the evap solenoid replaced ?
  23. Thinking of rebuilding motor... questions..
  24. 2001 Deville getting hot
  25. Oil pressure
  26. Cooling system tablets after HG job
  27. HG Jobs for all, anywhere in Canada or USA in my new shop
  28. where to get headgasket job done?
  29. Northstar Engine Gets Gummy?
  30. STS low power
  31. Northstar engine miss
  32. 2002 Deville P3008 code
  33. Real Performance Parts for the L37
  34. HELP outta town with tranny issues
  35. Cooling fans and hard driving- temp spikes
  36. Convert 98 SLS motor into STS motor?
  37. NO Codes but stalls...
  38. Stand-alone Northstar engine/trans for swap
  39. 4T80E solenoid shift replacement
  40. N* Swap with Factory ECM and avoiding DTC's
  41. Vin lookup for engine history
  42. 1999 STS Traction Control off......Unable to turn it on.
  43. 98 deville no fan / tech 2 commanded fan on
  44. 1999 Cadillac Seville OVERHEATING :(
  45. Any differences in an Export N* Engine and a Domestic One?
  46. To much Antifreez
  47. Synthetic or Regular Oil in 08 Escalade ESV?
  48. Stalling when wet
  49. 1998 STS : Code v
  50. 02 Deville plenum question
  51. MSD Timing Controller - Question for AJ
  52. Cranshaft Main Bolts
  53. Rear Main Seal Install
  54. Where to find coolant test?
  55. Can I put a 2001 Northstar in a 1997 Eldorado?
  56. Major coolant leak
  57. I think i'm ready
  58. what to look for buying a used northstar powered car
  59. Happy ending to overheating problem
  60. 2000 sts
  61. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  62. o2 sensor thread repair
  63. Bypass AC pump 94 Eldorado
  64. Northstar oil leak, main bolts
  65. 1993 Eldorado Northstar running rough
  66. Limp Mode?
  67. STS N* Rough Idle/Miss at Startup
  68. northstar aurora alternator
  69. Swap 4.9l v8 and 4.6l v8 northstar
  70. '99 STS stuck water water pump
  71. Water pump drive pulley
  72. heater on bench 1?
  73. Hello all
  74. wide engine temp swing
  75. Oil pan gasket
  76. I allmost died in my sts !!!!!, P065 drives itself
  77. 1993 seville STS
  78. cooling fan electrical diagram
  79. Fuel Injectors Revisited
  80. head gasket replacement in louisville kentucky area
  81. Cam Replacement in Car
  82. Northstar block #'s info needed on a used engine.
  83. oil filter for northstar
  84. 2000 sls overheating
  85. SLS overheating help? please?
  86. testing for bad HG
  87. 94 STS Coolant leak between block and flywheel
  88. Valve cover gaskets
  89. Hitting rev limiter in idle after startup
  90. Bad news Very Bad news
  91. EGR symptoms
  92. fuel pumps
  93. manifold pressure sensor or mat sensor
  94. Transaxle interchange
  95. TSB for Oil Consumption
  96. N*** PCM hacking Help
  97. Increasing fuel efficiency
  98. 94 Eldorado 4.6 High Idle
  99. photo shop help
  100. high engine rpm at start up
  101. Is it possible to have digital temperature display on 2002 deville ?
  102. 99 STS metallic ticking noise from valve area
  103. Bonneville GXP 1/4 mile times
  104. Time Serts, Norm's, SureGrip Stud Kit??????
  105. p080
  106. 2004 Deville 275hp... a good buy?
  107. I would like to 'update' the Performance Parts Mega-Post
  108. Questions for Ranger and Submariner409
  109. Cleaning Engine what do i cover?
  110. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  111. dropping cradle: what would you replace preemptively
  112. HG and Timesert in car
  113. 1993 Cadillac Seville STS 4.6l engine bog
  114. Shoud i replace input speed sensor on 2002 deville 140k
  115. Go with studs and get warranty on a DIY HG job
  116. 2002 deville HEAD JOB and MORE --PLEASE HELP
  117. Help. 99 sts dash clicking?
  118. The ever present "miss"
  119. new engine ...?
  120. Code P0603
  121. Fire!!! Eh, not so bad..
  122. Fuel pump removal pictures
  123. No more HG jobs. I'm finished.
  124. More problems after a HG job- or are they?
  125. 02 dts high idle prob
  126. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  127. 94-99 vs. 2000+ N* Oil issues
  128. RWD Northstar
  129. Running a 2005 N* on a 2006 N* PCM
  130. intake blow off flap
  131. PO155 (HO2S) Code
  132. 95 devile no heat on driver side help
  133. Clever stuff...I think?
  134. trading up
  135. Has anyone tried to put sc 3800 v6?
  136. What gives ?
  137. What is the probability of head gasket failure?
  138. Fuel Pump removal
  139. Like my N* but
  140. Motor will be coming back out after HG job!
  141. Check engine light ?
  142. 1997 deville hard start warm engine
  143. Low mileage Northstar
  144. 00 DTS Falls Flat on Face
  145. Fuel Pump repair kit
  146. Compression test for a head gasket failure
  147. Built Buick Lucerne (400HP Northstar Engine)
  148. Head Gasket Repair in Alaska
  149. Headgasket test kit ?
  150. 97 & 99 deville engine swap??????
  151. Problems After HG job!
  152. Cooling Fans
  153. P0300 and just filled coolant
  154. 01 northstar for sale
  155. northstar power
  156. 1998 STS stalling at idle
  157. New '98 Deville Owner with coolant questions
  158. Find the oil leak
  159. $28 Combustion Leak Tester Kit (Lisle)
  160. Vacuun ports on the northstar
  161. TCC converter stuck off
  162. 2002 Cadillac Deville Rad Flush tips?
  163. 99 Cadillac Seville
  164. EGR or something worse? Please help! '96 SLS
  165. adding oil between oil changes
  166. Mods for transmission during HG job?
  167. 98 SLS with valve noise - ????
  168. 98 sts northstar engine swap
  169. Coolant Question
  170. Part Number: Camshaft seal @ water pump pulley?
  171. Supercharge Your NorthStar for Free.
  172. GIVING AWAY 97 & 98 DEVILLES u pay ship
  173. Engine swap????????
  174. Freebie!
  175. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  176. Cam Shaft Bolts!!!
  177. 95 Seville SLS cold start problem with instant fuel pressure drop.
  178. 2003 dhs p0300
  179. Just one glitch left '93 North* %$#@!!
  180. replace or rebuild???? northstar
  181. 2000 DeVille oil filter
  182. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  183. blown head gasket test kit
  184. Stubborn Water Pump Removal
  185. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  186. Convert OBDII Northstar to OBDI ???
  187. Timing chain routing??
  188. Northstar 6 Speed Manual
  189. New ECM option for Northstar swappers
  190. Arrrghh Won't start
  191. Seville Filter
  192. Cadillac N* redesign is the fastest TQ. Converter?
  193. help identify the problem !
  194. loss of power
  195. Transmission Removal/replacement
  196. Camshaft install bolt pattern
  197. instaling water pump pulley
  198. Source/Recommendations for Rebuilt Northstar Engines?
  199. Stumble at hot idle, stalling
  200. detonation-preignition
  201. 95 Eldorado has SLOW starting Issue.
  202. Problem after 99 STS Headbolt stripped and repaired
  203. Guide Pin / Alignment Pin Removal The Easy Way
  204. My Northstar is running...
  205. 94 Concours intermittant no start
  206. Unique engine swap, need help deciding which N*
  207. Having a lil trouble holding 4th
  208. 2003 Northstar into a 2001 Deville
  209. TCC Solenoid - Please Help!!
  210. Where did the MPG go?
  211. Intake manifold
  212. 01 SLS Problems
  213. Anyone ever do a headgasket in the car?
  214. traction control input and output data
  215. Fly wheel/starter prof replaced, now oil leak?
  216. Keep getting same code.
  217. Cold starts not so good...
  218. 2001 DTS valvetrain noise after HG job?!
  219. Half Case Seal....
  220. P0153 - HO2S Slow Response Bank 2 Sensor 1
  221. Oil leak on STS, oil pan?
  222. 1994 eldorado coolant leak
  223. failed smog test again. the HC is still high @15MPH
  224. what resonator reduces drone, but not volume? (corsa not option)
  225. Water crossover parts to replace?
  226. intake and top cover 94 Seville STS 4.6
  227. 00 STS Air Pumps; how many of them?
  228. oil pressure
  229. Have a Northstar engine, what should I do with it?
  230. Code help...please!!!!!
  231. Help with o2 sensor--no cat--code p0146
  232. Anyone here an attorney - re: Head gasket failures?
  233. what happend to my kruella
  234. 6 of 8 spark plugs are oily!
  235. Code Assistance
  236. HG cause emissions test failure?
  237. new DTS. wide open throttle?
  238. Quick question: about to order from Rockauto
  239. Remote start
  240. 01 dhs over heating HELP!! PLEASE
  241. Questions about my Headgasket Job
  242. Curse stop leak and fast talking sales men!!
  243. Onboard computer and the octane rating of the fuel being used.
  244. 99 Deville Northstar-New fuel pump, but wont start
  245. need help on north star wire replacing...
  246. codes 073 and 1644
  247. Ranger Should Write a Caddy What to Expect Book
  248. 1st Annual Northstar Meet
  249. Dtc 730
  250. Northstar Stud Kits ready to ship!