: Northstar Engines and System Technical Discussion



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  1. 2000 DTS - correct replacement engine ?
  2. My experience with the water crossover job
  3. Northstar Swap Question
  4. Interesting Listing........ pre-2000 Northstar and transmission
  5. 2001 Deville oil distribution manifold plate seal leak
  6. 1998 Deville has leak at water crossover (150,000 miles)
  7. 2003 Head Gasket Repair
  8. 2006 Northstar engine problems - Buick Lucerne
  9. Water pump? 1999 STS overheating
  10. Northstar swap into a 1987 Fiero GT - engines and differences
  11. Oil Filter Pre-fill
  12. The InFamous N* Oil Leak - Oil Manifold
  13. Engine miss - 1998 Deville
  14. Priming Northstar after total rebuild
  15. Which Rear Main Seal installer do I need for a 1999 DeVille?
  16. Alt amps too high?
  17. 2003 STS engine seized
  18. Cylinder damage question....extended idling
  19. Anyone use "cadillacheadgasketfix.com" in bellflower, ca. to rebuild their Northstar?
  20. My 2000 Deville is back to life
  21. Melted camshaft water pump drive pulley
  22. 2001 Deville N* Spark plug boots questions
  23. drove over curb in fog 96 cadi died and wont restart
  24. fuel injector removal
  25. 2000 head gasket/ insert differences
  26. Northstar overheating-Repair
  27. Head porting Northstar...
  28. 01 Seville runs rough, 0306 code intermittent
  29. Attention all Northstar engine owners - Carroll Cadillac studs
  30. Questions about pre 00 Northstar oil change and use of additives
  31. Pressure in expansion tank
  32. ran out of gas now my SES light turned on any help
  33. New Northstar Crate Engines
  34. very bad coolant leak
  35. High Idle question
  36. Flowmasters on a 2003 SLS
  37. Simple spark plug question - Northstar "tune up"
  38. Results posted - Christmas Draw - FREE STUD KIT!
  39. 2004 Deville rough idle
  40. 1996 Deville fuel injectors
  41. Cylinder head bolt replacement
  42. Northstar R&D-Bench Test Apparatus
  43. Hello Cadillac/Northstar owners
  44. 1996 Deville...... 4.6 Northstar trouble......lotsa trouble.
  45. P0300 Misfire - My problem and solution + more problems...
  46. Best Engine Mounts - 1993-1994 or the newer?
  47. Blown head gasket repair
  48. occassional stalling problem
  49. 05 Deville
  50. Northstar battery life expectation
  51. 2001 DTS Valve Clearance question
  52. Fuel Pump Longevity/Milage Expectations
  53. Torquing N* head
  54. 96' Northstar cranks, will not start
  55. 01 Deville Cylinder #1 misfire
  56. bucking and kicking
  57. Northstar sitting for 12 years...need new springs?
  58. 2005 Bonneville GXP Northstar jumped time
  59. 2001 ETC Intermittent High Idle
  60. 2001 DTS won't accelerate past 2K rpms after spark plug change
  61. Advice on NorthStar coils - both ignition types
  62. Another Shout Out to Jake!!
  63. Code P 0171 showing - 1999 Deville
  64. 2001 DTS - interference engine 4.6l and timing chain replacement ?
  65. Studded heads update
  66. 1999 STS coolant questions
  67. 2000 STS NS smoking under hood after WOT
  68. Governor in NorthStar V8?
  69. O2 sensor-bank 1 S1
  70. No spark
  71. Please help! 94 SLS water pump cover...
  72. Wherer do these parts go ???
  73. Sudden Increase in Oil Consumption 2003 DHS
  74. Crankshaft pulley wobble
  75. 2001 Deville. Can't start after reinstalling engine
  76. Head gaskets and Time-Serts
  77. Oil pump?
  78. Help find part
  79. Maximum valve lift 04-05 Northstar 4.6
  80. 96' Northstar coolant leak
  81. cooling fan relays
  82. Help - 1993 Eldorado needs new engine
  83. Head Bolt Threads - Bonneville Northstar
  84. DOHC theory, any new information?
  85. Compression Ring Treatment
  86. 400 Northstar Headgasket repairs completed
  87. Where do these go?
  88. New motor to replace the northstar
  89. Northstar Replacement
  90. 2001 Deville hesitates while accelerating
  91. Retirement from the physical repairs to focus on the stud kits-
  92. The Dreaded Northstar Leaking Head Gasket- Fix, Sell or Junk?
  93. Why Leaking Headgaskets
  94. Is it dangerous - cracked flexplate on a Northstar
  95. 2008 STS engin dont swing
  96. fuel pump suddenly stops
  97. Stumble and stall
  98. Valve cover gaskets
  99. On the road again!
  100. 2001 Deville flat or domed pistons
  101. Changing the water pump "Belt?
  102. 1998 STS - Dies at speed and won't restart sometimes.
  103. Is it safe to buy a Northstar now? I can't stop driving Cadillacs!
  104. Northstar size question
  105. Need mechanic - 1994 STS Northstar near Winnipeg
  106. Northstar overheating
  107. Interchangeability of VIN: 9 and VIN: Y transmissions?
  108. Northstar Commander 950 base Map - sand rail install
  109. overheating need help
  110. Just a head gasket failure?
  111. Northstar engine questions from Finland
  112. P 0171 and P 0174 code - 2004 Deville
  113. new generator-->ECM broken
  114. Disconnecting EGR
  115. water crossover
  116. mid case reseal tsb
  117. 4.6 N* Cylinder walls
  118. Replacing the alternator on 97 Deville Concours
  119. Ready to stud another northstar
  120. Heli-Coil removal?
  121. Northstar Performance
  122. Wanted to clean EGR but what have those engineers done now
  123. 99 N* rebuilt and burning lots of oil
  124. Northstar into Chevy Beretta swap
  125. 2001 Deville overheating... block test OK
  126. low oil pressure
  127. Pros & Cons Cadillac 4.6 vs Ford 4.6 (eg lincoln mark viii and others)
  128. Codes P0171, P0174 and P1258 come up on 1997 Deville
  129. Coil pack
  130. Eastern Massachusetts Cadillac shops?
  131. voltage question
  132. Bouncing Idles - 1995 SLS Northstar
  133. 2000 STS question
  134. Northstar maintenance requirements - 2005 Deville
  135. Brand New 1993-1994 Northstar Engine - Oil Leak Modified or Not
  136. Hard Starting Warm - if not Pedal to the Metal
  137. DHS 2000 won't start after changing CranKshaft and CaMshaft Position Sensors
  138. 1996 Deville over heats when ac is on
  139. HG question - 1997 Eldorado, 127000 miles
  140. need help
  141. Now what do I do? Northstar block casting porosity
  142. Coolant all over top of engine?
  143. 97 SLS Overheating - I've checked everything and need ideas
  144. 03 Deville hard idle and bogging out lower speeds
  145. 2003 Deville CKP codes
  146. P 0300 random misfire - 2000 STS
  147. Northstar Performance rebuilt engine
  148. exhaust buzzing noise 2006 dts
  149. Northstar head repair in Chicagoland area
  150. Guide pins
  151. Installing Rear Main Seal with Crank Removed
  152. Heater core follows head gasket ?
  153. 99 SLS overheating, need help
  154. Fixing Head Gasket
  155. Kent-Moore VS Time-sert
  156. Bought 1998 Deville 4 days ago - overheating
  157. Northstar: Did they ever get better?
  158. I need step by step procedure to replace a 2005 STS motor LH2 quickly
  159. HG test and green result
  160. Eliminating/raising the speed limiter - how to?
  161. Water pump removal socket-northstar
  162. Lurching idle
  163. 5.3 motor
  164. 95 Eldorado alternator plug wiring
  165. OVERHEATING (Long)
  166. 2000 Deville Motor Mount Heat Shield
  167. 95-99 Engine Beauty Cover - Intake bolts Not lining up
  168. 1998 STS Trouble Codes & Emission Test
  169. A positive HG repair experience
  170. 2000 DHS transmission light on
  171. Anyone that has pulled an N*? PLEASE! I need some advice.
  172. Blown Head Gasket Help
  173. Sell or Keep N*
  174. Best way to clean the engine bay?
  175. Shops that specilize in head gasket repair.
  176. oil loadup at idle
  177. EGR Cleaning - '97 ETC
  178. engine over heating..
  179. Cleared PCM codes - now emissions test not ready
  180. Madtuner.com
  181. N* 4.6 Bad Compression, Help Please
  182. Best Replacement Mount For 2000 Deville
  183. Do not stud a Northstar
  184. Drilling and Tapping The Northstar V8......my personal experience so far.
  185. Northstar TB upgrade
  186. 2002 Deville Transaxle
  187. clogged heater core
  188. 2000 Deville Base - Front Ground Wire
  189. fuel injectors,1993 4.6 northstar VIn Y
  190. Chips
  191. my STS...its a miracle!
  192. How to clean out fuel system in a 96 Eldorado sitting for 6 years.
  193. low oil pressure-'97 SLS
  194. Northstar exhaust
  195. Update on parts I have/had
  196. Northstar Smoke On Startup
  197. O5 DeVille Is That My Lifters I Hear????
  198. 2006 4.6 northstar performance upgrades
  199. 1995 SLS questions on codes
  200. Recommend Pro Mar in NJ for a Northstar Rebuild. :)
  201. Replacing a Northstar in my 2003 Seville...what should I check for?
  202. HELP! 1999 SLS Coolant leak
  203. 2008 DTS misfire issue
  204. P 0300 code 2005 DTS - can't find the miss
  205. .030" over head gasket?
  206. 4.6L 32 valve water in oil
  207. P 0306 code
  208. 2000 DHS - cooling system problems
  209. 1990 DeVille idles rough
  210. 1997 STS - hard start, backfire when cranking
  211. Tappets or Rocker Followers - Two Different Head Designs???
  212. 2004 0r 2006 ?
  213. Change cat?
  214. Changing the Serpentine belt on a VIN Y Northstar V8
  215. 2006 Northstar 4.6 overheating
  216. 2002 STS Bottom end repaired early on.........questions
  217. 2002 DTS Northstar questions
  218. Northstar Water Pump Mounting Changes - Year?
  219. 94 SLS feels like its going to stall when at stoplight
  220. 2000 DTS - Overheating Issues
  221. 2001 Northstar piston to rod orientation?
  222. Should I clean my EGR valve also replace air pump
  223. Best transmission for a Northstar to LaSalle Street Rod swap
  224. Would these chain tensioners cause excessive engine noise?
  225. Rebuilt 4.6 from Davis Auto Repair or Cadillac Doctor
  226. Real bad oil leak!
  227. P0719how much coukd this code cost me
  228. Drink coasters from engine cover emblems.
  229. Strange compression test results, oil inside intake manifold & smoke !!
  230. Bore heads for larger headbolts or stud/insert ?
  231. Diffrence from 2000 and 2006 northstar engine?
  232. Exxon valdez
  233. 97 ETC Head Gasket Project
  234. 1998 Deville Northstar - ready to get my hands dirty
  235. Northstar V-8 Engine - Gasoline Issue
  236. Engine shaking
  237. Piston pin
  238. Northstar cam timing and chain problem
  239. Small Oil Leak and Smell in 2000 Cadillac Deville
  240. Are 2001 y code transmissions AAN and VAN interchangeable?
  241. Crank question
  242. Where Does This Bracket Go??
  243. LD8 non-interference motor?
  244. Losing Compression
  245. where is thermostat
  246. Issues with code P 0411 - 2006 DTS
  247. 96 Deville won't idle down, hard start and backfires when cold
  248. 99 DeVille D'elegance
  249. Northstar build
  250. Intermediate Timing Chain Gear fit