: Northstar Engines and System Technical Discussion



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