: Northstar Engines and System Technical Discussion



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  1. 98 NS Brackets
  2. Intake Manifold Removal, '97 SLS
  3. Northstar Bracket
  4. my 1st post transmission problems i think
  5. Priming the oil pump on a northstar engine
  6. 2000 STS, N*interchangibility?
  7. Trying to find Intake Manifold Spacer
  8. PCM wiring without a complete car harness
  9. 99 ETC Weak hot restart?
  10. deville 2000 HG ???
  11. DHS would stall upon starting... would not idle
  12. Why Check the Oil When Hot?
  13. very little coolant circulation...i hope its not a head gasket
  14. '99 STS Oil Smell?
  15. Any good Northstar Mechanics in SoCal
  16. radiator drain valve
  17. New Studs to incorporate alignment pins
  18. 1997 Power Steering Pump Questions
  19. 2000 N* Head Gasket probability
  20. 00' STS N* Conversion ???
  21. 99 Deville/Headgasket Issue
  22. Misfire PC0300 Code
  23. Code P0741...Really confused.....Need help!!!
  24. Finally tore the motor apart
  25. 1997 sts stalled, Won't start
  26. HARD loud knock @ acceleration. help
  27. 93 Northstar Dies randomly. HELP!
  28. 95 SLS throttle body vacuum plug
  29. 2006 DTS engine issue
  30. 97 northstar balancer removal
  31. Advice on Northstar Transmission???
  32. oil in the antifreeze & overheating
  33. HG blown 375 days after a $3500 repair
  34. Northstar Coil Bank
  35. Engine wiring harness removal
  36. 97 seville sls coolant loss
  37. 98 deville engine question
  38. STS Blowing Out Oil But From WHERE?????
  39. '93 STS Oil cooler
  40. What kind of seal installer to use?
  41. Northstar head gasket replacement with warranty, Louisville KY - 1500 + parts
  42. how easy is changing the thermostat yourself
  43. Low speed stall
  44. Coolant Issue "00 STS"
  45. failed state inspection because of p0507
  46. Alternator questions....
  47. Bars Leaks Liquid Copper?
  48. which of these codes will cause my service engine light to be on?
  49. 97 Deville oil pan leak
  50. Please Help with long cranking time
  51. high idle
  52. Aftermarket Intake for '99 DeVille base model
  53. 02 Deville rough idle & codes
  54. 1998 Eldorado Head Gasket - 2nd time in 375-days
  55. Started to hear an intermittent grinding noise
  56. $788 To fix P0410 Code
  57. Car Stalled, won't restart
  58. Smell Coolant after Driving??
  59. 1994 STS quit in driveway, seems battery went dead.
  60. 2000 seville sts misfire
  61. Idle Air Control Valve (IAC)
  62. 94 sts intake cover gasket
  63. HG Budget for 97 STS
  64. Help.. 2000 dts tranny blown
  65. 1999 Seville SLS hard start P1350/P1375
  66. Crap!!! Coolant leak! what do I do!?!?!?
  67. 97 Northstar Oil leak
  68. 94 Eldorado Idle problem
  69. Best service manual (rebuilding)
  70. low oil pressure indictator
  71. Any idea what I should pay to get the evap solenoid replaced ?
  72. Thinking of rebuilding motor... questions..
  73. 2001 Deville getting hot
  74. Oil pressure
  75. Cooling system tablets after HG job
  76. HG Jobs for all, anywhere in Canada or USA in my new shop
  77. where to get headgasket job done?
  78. Northstar Engine Gets Gummy?
  79. STS low power
  80. Northstar engine miss
  81. 2002 Deville P3008 code
  82. Real Performance Parts for the L37
  83. HELP outta town with tranny issues
  84. Cooling fans and hard driving- temp spikes
  85. Convert 98 SLS motor into STS motor?
  86. NO Codes but stalls...
  87. Stand-alone Northstar engine/trans for swap
  88. 4T80E solenoid shift replacement
  89. N* Swap with Factory ECM and avoiding DTC's
  90. Vin lookup for engine history
  91. 1999 STS Traction Control off......Unable to turn it on.
  92. 98 deville no fan / tech 2 commanded fan on
  93. 1999 Seville OVERHEATING
  94. Any differences in an Export N* Engine and a Domestic One?
  95. To much Antifreez
  96. Synthetic or Regular Oil in 08 Escalade ESV?
  97. Stalling when wet
  98. 1998 STS : Code v
  99. 02 Deville plenum question
  100. MSD Timing Controller - Question for AJ
  101. Cranshaft Main Bolts
  102. Rear Main Seal Install
  103. Where to find coolant test?
  104. Can I put a 2001 Northstar in a 1997 Eldorado?
  105. Major coolant leak
  106. I think i'm ready
  107. what to look for buying a used northstar powered car
  108. Happy ending to overheating problem
  109. 2000 sts
  110. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  111. o2 sensor thread repair
  112. Bypass AC pump 94 Eldorado
  113. Northstar oil leak, main bolts
  114. 1993 Eldorado Northstar running rough
  115. Limp Mode?
  116. STS N* Rough Idle/Miss at Startup
  117. northstar aurora alternator
  118. Swap 4.9l v8 and 4.6l v8 northstar
  119. '99 STS stuck water water pump
  120. Water pump drive pulley
  121. heater on bench 1?
  122. Hello all
  123. wide engine temp swing
  124. Oil pan gasket
  125. I allmost died in my sts !!!!!, P065 drives itself
  126. 1993 seville STS
  127. cooling fan electrical diagram
  128. Fuel Injectors Revisited
  129. head gasket replacement in louisville kentucky area
  130. Cam Replacement in Car
  131. Northstar block #'s info needed on a used engine.
  132. oil filter for northstar
  133. 2000 sls overheating
  134. SLS overheating help? please?
  135. testing for bad HG
  136. 94 STS Coolant leak between block and flywheel
  137. Valve cover gaskets
  138. Hitting rev limiter in idle after startup
  139. Bad news Very Bad news
  140. EGR symptoms
  141. fuel pumps
  142. manifold pressure sensor or mat sensor
  143. Transaxle interchange
  144. TSB for Oil Consumption
  145. N*** PCM hacking Help
  146. Increasing fuel efficiency
  147. 94 Eldorado 4.6 High Idle
  148. photo shop help
  149. high engine rpm at start up
  150. Is it possible to have digital temperature display on 2002 deville ?
  151. 99 STS metallic ticking noise from valve area
  152. Bonneville GXP 1/4 mile times
  153. Time Serts, Norm's, SureGrip Stud Kit??????
  154. p080
  155. 2004 Deville 275hp... a good buy?
  156. I would like to 'update' the Performance Parts Mega-Post
  157. Questions for Ranger and Submariner409
  158. Cleaning Engine what do i cover?
  159. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  160. dropping cradle: what would you replace preemptively
  161. HG and Timesert in car
  162. 1993 Cadillac Seville STS 4.6l engine bog
  163. Shoud i replace input speed sensor on 2002 deville 140k
  164. Go with studs and get warranty on a DIY HG job
  165. 2002 deville HEAD JOB and MORE --PLEASE HELP
  166. Help. 99 sts dash clicking?
  167. The ever present "miss"
  168. new engine ...?
  169. Code P0603
  170. Fire!!! Eh, not so bad..
  171. Fuel pump removal pictures
  172. No more HG jobs. I'm finished.
  173. More problems after a HG job- or are they?
  174. 02 dts high idle prob
  175. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  176. 94-99 vs. 2000+ N* Oil issues
  177. RWD Northstar
  178. Running a 2005 N* on a 2006 N* PCM
  179. intake blow off flap
  180. PO155 (HO2S) Code
  181. 95 devile no heat on driver side help
  182. Clever stuff...I think?
  183. trading up
  184. Has anyone tried to put sc 3800 v6?
  185. What gives ?
  186. What is the probability of head gasket failure?
  187. Fuel Pump removal
  188. Like my N* but
  189. Motor will be coming back out after HG job!
  190. Check engine light ?
  191. 1997 deville hard start warm engine
  192. Low mileage Northstar
  193. 00 DTS Falls Flat on Face
  194. Fuel Pump repair kit
  195. Compression test for a head gasket failure
  196. Built Buick Lucerne (400HP Northstar Engine)
  197. Head Gasket Repair in Alaska
  198. Headgasket test kit ?
  199. 97 & 99 deville engine swap??????
  200. Problems After HG job!
  201. Cooling Fans
  202. P0300 and just filled coolant
  203. 01 northstar for sale
  204. northstar power
  205. 1998 STS stalling at idle
  206. New '98 Deville Owner with coolant questions
  207. Find the oil leak
  208. $28 Combustion Leak Tester Kit (Lisle)
  209. Vacuun ports on the northstar
  210. TCC converter stuck off
  211. 2002 Cadillac Deville Rad Flush tips?
  212. 99 Cadillac Seville
  213. EGR or something worse? Please help! '96 SLS
  214. adding oil between oil changes
  215. Mods for transmission during HG job?
  216. 98 SLS with valve noise - ????
  217. 98 sts northstar engine swap
  218. Coolant Question
  219. Part Number: Camshaft seal @ water pump pulley?
  220. Supercharge Your NorthStar for Free.
  221. GIVING AWAY 97 & 98 DEVILLES u pay ship
  222. Engine swap????????
  223. Freebie!
  224. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  225. Cam Shaft Bolts!!!
  226. 95 Seville SLS cold start problem with instant fuel pressure drop.
  227. 2003 dhs p0300
  228. Just one glitch left '93 North* %$#@!!
  229. replace or rebuild???? northstar
  230. 2000 DeVille oil filter
  231. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  232. blown head gasket test kit
  233. Stubborn Water Pump Removal
  234. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  235. Convert OBDII Northstar to OBDI ???
  236. Timing chain routing??
  237. Northstar 6 Speed Manual
  238. New ECM option for Northstar swappers
  239. Arrrghh Won't start
  240. Seville Filter
  241. Cadillac N* redesign is the fastest TQ. Converter?
  242. help identify the problem !
  243. loss of power
  244. Transmission Removal/replacement
  245. Camshaft install bolt pattern
  246. instaling water pump pulley
  247. Source/Recommendations for Rebuilt Northstar Engines?
  248. Stumble at hot idle, stalling
  249. detonation-preignition
  250. 95 Eldorado has SLOW starting Issue.