: Northstar Engines and System Technical Discussion



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  1. Engine Running Hot..239 at shut off
  2. 2000 deville clicking noise
  3. 1994 sts Idles @ 2-3 thousand RPM
  4. engine dies frequently-pc0231 the problem?
  5. Is this head gasket, or ? ? ?
  6. 94 Eldorado rough at slow speeds
  7. Particulars of VVT?
  8. Rough idle on cold start-up
  9. 5 reasons I LOVE my '94 n* DeVille
  10. Check Coolant Level after Water Pump R/R
  11. Engine Temperature
  12. MAT sensor, MAP sensor....
  13. Problems After Head Gasket Replacement...
  14. 98 Eldo running rough
  15. weight of the 4.6 northstar
  16. Computer programmer
  17. bent #1 con-rod 4.6 N* no signs!!?
  18. Oil leak?
  19. Thermostat sticking open?
  20. Volant Air Intake?
  21. Please Help With Problem On My Deville
  22. My new caddy...
  23. 4.6 litre dual turbo Northstar project, engine only?
  24. Oil pressure problem
  25. waterpump in a 98 Deville
  26. 93 STS Crank Position Sensors
  27. I need info!!!!
  28. high rpm northstar
  29. Misfire and SES light
  30. codes
  31. Rev Limiter in Park and Neutral??
  32. On Board diag?
  33. ? for Bbob re: engine designations
  34. Whats YOUR winter project?
  35. STS High Idle
  36. oil level message
  37. New member
  38. traction control light
  39. Engine "missing" during acceleration
  40. Vibration
  41. Repair cost
  42. Original v. New plug wires
  43. 94 Eldo Northstar No Spark - Why?
  44. Why is the left bank now the right bank?
  45. 1994 Northstar noise
  46. Question about Corsa exhaust
  47. Dont change my ATF???? Please Help!!!!
  48. "NEW" Northstar?
  49. 97 DeVille oil leak
  50. Cabin air filter
  51. Top Speed Reached - Fuel Pump Shutoff at 105mph?
  52. Northstar ?s
  53. Spark Plugs
  54. Head Gasket Problem
  55. concours will not crank in cold weather
  56. ShortStar 3.5L oil usage
  57. Dealer Fuel Injection and Carbon Treatment
  58. AC-Delco part vs Cadillac
  59. Transmission Q? What would you do.
  60. Northstar CAD drawings ???
  61. Please Help with Instructions to Replace radiator
  62. Anybody notice? Bbob - not driving a Caddy?!
  63. Got codes P0201 P0204 P0206 P0207 P0300
  64. Is around town driving in 3rd OK?
  65. Fuel In Intake Manifold
  66. Aftermarker engine computers
  67. Need oversize timesert kit
  68. Timesert Process and Cost
  69. Water pump changed, still leaking coolant !!
  70. Running rough, really baffled
  71. Code P0420
  72. PCM Overrides?
  73. 97 concours service engine soon no codes
  74. Help
  75. Idle speed control actuator (motor)
  76. want more power!
  77. my return,enter 1994 cadillac STS (callista II)
  78. Bolt size to put on engine stand
  79. some code questions
  80. 95 seville code P039
  81. arcing at 7/8 coil???
  82. Failing fuel pump...
  83. oil under the intake
  84. Little update on my progress
  85. Very odd smell ???
  86. EGR cleaning
  87. Weird problem... or maybe not.
  88. Northstar Maf Table...i Need
  89. Time used to install twenty head-bolt time-serts
  90. Exhaust Sounds and vid
  91. temp display revisited....
  92. 96 Deville Need Help! Code P0171
  93. Shorted Fuel Pump (Reply to bbobynski)
  94. How to pull codes on OBD2 SLS Seville?
  95. Does anyone have a link for OBD2 Code Explanations?
  96. It Lives! (again)
  97. No problems with my N*, how bout you?
  98. Weird DTC message...?
  99. Water pump tool
  100. 4T80E or 4T60E
  101. 4T60E Trans............
  102. Bbob, question about a P0300
  103. Water Pump Tensioner Question??
  104. Please Help My Caddy
  105. Loud Valve Tapping 2002 Sts
  106. new crankshaft but........
  107. What is a timesert?
  108. Squealing pulley?
  109. Water Pump Change /Coolant Supplement Question
  110. Deville oil leak
  111. I increased gas milage
  112. 1996 Deville dead after hitting rock
  113. were can i buy water resourvoir
  114. motor mounts
  115. pulley problem
  116. very good find
  117. Strange Knocking. '98 STS
  118. Spark Plugs, Interesting observation
  119. '97 STS coolant temp - what SHOULD it be?
  120. Oil low pressure on 1996 4.5L Northstar
  121. electrical trouble
  122. 98 deville please help northstar lover with 3 problems
  123. Crank position sensors
  124. Codes - P0171 & P0174 96 STS
  125. Code listing for 94 Eldorado
  126. Uneven torque on main bolts?
  127. Where is the oil level sensor located?
  128. Hard starting.
  129. Torque Converter Operating @ 422 Deg. Celcius?
  130. 95 SLS - 2 Fuel Filters????
  131. 95 Sls Service Engine Light
  132. Transmission Input Speed Sensor need help??
  133. 94 Eldorado engine revs at stops
  134. Slight Coolant Smell....
  135. Towing Airstream trailer with '94 N*
  136. Backfiring through intake causes????
  137. flashing check engine.. shakey idle - 96 sts
  138. My '97 STS tune up experience...
  139. 96 deville north* is missing
  140. Need Advice: Replacing Rear Bank O2 Sensor 97 Deville
  141. o2 sensor---good/bad ?????
  142. Turbo chargin the N*? Might be possible!!!
  143. Traction Controll/ ABS Code Question
  144. Northstar coolant pellets?
  145. Where can I look up part numbers?
  146. 96 Aurora throttle position sensor location
  147. Northstar water crossover
  148. FSMs and such
  149. O2 sensor Question
  150. Power Steering Assist Intermittent
  151. Spark Plug Wires
  152. "Check Coolant Level" - on then off?
  153. Overtightened Balancer
  154. Head gasket blown? Help!
  155. How do I get the Temp reading?
  156. How hard to R/R Fuel filter?
  157. Miss or Studder around 45-50
  158. 94 SLS rad fan switching sensor
  159. Tranny rebuild
  160. Plug wires - what are they good for?
  161. Where are Crank Position Sensors on 2000 Deville
  162. New engine in 2002 STS, is it worth it?
  163. Horrible God-aweful squeaking!
  164. Parts List for Timesert Repair
  165. Where to buy Rebuilt-Create NorthStar ??
  166. can a N* fit in an 89 Deville?
  167. 2000 eldorado exhaust options??
  168. which timeserts to replace with Bigserts?
  169. Overheating 93 N*
  170. Help...Service Engine Light
  171. Stutter, Engine or Trans?
  172. found cause of coolant smell
  173. 97 STS with intermittent hesitation
  174. Anyone with sound clip of Ultraflow mufflers??
  175. 1999 Deville has front end rattle
  176. DTC P0385 Crankshaft Position ??
  177. Need Help! Check Emissions Light Car Stalling
  178. 2000 Deville ERROR CODE
  179. bbobynski please teach
  180. Splitting spark plugs
  181. 94 Eldo trans code PO56
  182. Transmission and code...
  183. Bbob, anyone, new cadillac engine?
  184. Stripped maiin bolts
  185. 2000 STS leaking Oil
  186. wanted timesert kit northstar
  187. NorthStar with 366 Thousnd Miles
  188. Northstar "Diesels" when cold
  189. Engine problem
  190. WolfKatz Northstar Fuel Rail build
  191. 2nd gear launch???
  192. Plastic Smell
  193. is 218 hot?
  194. Question about vent tube under air fitler box
  195. Need help with part numbers
  196. Main Bearing pics
  197. 5 years or 100,000 miles?
  198. New Cadillac Owner! Need some help with Northstar motor!
  199. New To Forum...Need Advise On N* Oil Leaks
  200. OBDII access...its possible
  201. Need Technical Information about Northstar engine/drivetrain.
  202. N* questions
  203. Good Price On New Northstar
  204. need a northstar motor
  205. How much would you pay?
  206. 1997 Deville Transmission Service
  207. P083 Code meaning????
  208. Fuel injector leaking at rail contact
  209. Blowing out the engine
  210. Coil Pack
  211. Performance transmission
  212. no spark in new motor! HELP!!!
  213. Runs like S**T
  214. Northstar Time-sert repair, where in nor-Cal?
  215. 1995 STS MAT sensor replacement
  216. Finding the lsot 25 HP
  217. 1996 Sls Temp Gauge
  218. Where to put coolant pellets?
  219. Things to know when buying
  220. R&I Crankshaft Position Sensor '94 SLS Northstar
  221. pcm p0741 repair estimate
  222. knock sensor
  223. Cradle Bolts...uh oh
  224. Transmission Questions...
  225. EGR removal after S/S fuel rail
  226. $$$$ how much it going to take?
  227. Corsa mufflers
  228. Searching for a GM part number...
  229. Cradle Dolly
  230. 95 STS-SES indicator
  231. no start
  232. 94 SLS has bad freeze plug.....
  233. 94 SLS oil change computer reset./ torques
  234. Coolent Fan on temp
  235. Pcm 0420 Code???
  236. Help!!!!
  237. 94 Seville SLS V8
  238. Northstar won't start
  239. Questions about a Stall Torque Converter ???
  240. N* Problem
  241. What muffler to buy??
  242. 93 STS Northstar, Would like some help.
  243. Rough idle
  244. Is this possible?
  245. Please clear up my confusion
  246. Update on engine project...
  247. Rough Idle
  248. N* Carbon Fouling my plugs, Help !!
  249. y VS 9 ENGINE???
  250. error codes question