: Northstar Engines and System Technical Discussion



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  1. Throttle Position Sensor relearn
  2. Original or swapped N*
  3. New cdes!!!!
  4. 1995 Concours, Fuel injector size?
  5. Reading .Bins from proms?
  6. Coolant changed to green... problem?
  7. Northstar Rebuild --- Chime In, I have questions...
  8. Preventive Maintenance While Engines Out
  9. burn out? burn not.
  10. Removing Heli-coils
  11. DIC items???
  12. cost?
  13. Oil Cooler Lines
  14. Smell Coolant but from what?
  15. VIN and Performance Questions
  16. Small coolant leak
  17. check engine soon
  18. 1994 Northstar Swap
  19. Bbob, Purging/exchanging tranny fluid
  20. Rough running 2000 Seville
  21. northstar motor swap
  22. oil pan gasket change
  23. 4T80E hard shift
  24. black box under car????
  25. 93 eldorado
  26. 1987 Deville Stereo Question, Please help?
  27. Fuel Injector
  28. Car jerking in 3rd gear
  29. 98 Northstar Motor Whistle
  30. Head Bolts, fixed by what year?
  31. Good repair shop in DC/MD/VA area
  32. 2001 Cracked block??
  33. rough idle at start-up
  34. Chronic miss in 4.6L Northstar
  35. Engine Cold/Knock/Tick Noise (Replace Pistons)
  36. Question for OBD1 Guys: Can you pop an eprom out of your ECM?
  37. Performance Upgrades?
  38. 02 sensor
  39. service eng light when heat turned on
  40. Won't start - Inconsistent compression
  41. L37 vs LD8, actual differences?
  42. Need Help Please!!!
  43. High charging voltage, stumped?
  44. No start on cold days?
  45. Dealer Diagnosis - $3000 BS??
  46. has anyone had a problem with 98 sls dieing at a low idle?
  47. ABS - Traction Control
  48. help with codes please
  49. High performance ignition?
  50. Northstar Performance Enhacements?
  51. Power LOSS
  52. Has anybody done a S/C northstar yet?
  53. PCM P1153: 02 Sensor Insufficient Switching, PLEASE HELP
  54. Traction Control Problem
  55. Bobbyinski -- Northstar failure
  56. Cold Engine Misfire
  57. DTCs from my flood car - help with diagnosis
  58. PCM code????
  59. how to pull dic codes?
  60. Dealer Installed Timesert Question
  61. 99 deville sounds/runs awful
  62. Oil pan gasket
  63. n.star water pump removal & install how-to
  64. Thinking of buying a Snap-On MT2500, any thoughts?
  65. Crankcase scrap rate.
  66. what years are compatible with my 93 STS?
  67. Aaaaagh! I should'v know better,
  68. Headlights wont cut off
  69. 2000+ engine in 1998 possible maybe?
  70. Service Engine Light Codes...Please Help
  71. Severe lack of performance
  72. Chk Emmisions/Chk Engine/Rough/Smelly
  73. code tc 0073 ?
  74. Leaking Radiator fixed
  75. RPM Surge at startup
  76. Engine Running Hot..239 at shut off
  77. 2000 deville clicking noise
  78. 1994 sts Idles @ 2-3 thousand RPM
  79. engine dies frequently-pc0231 the problem?
  80. Is this head gasket, or ? ? ?
  81. 94 Eldorado rough at slow speeds
  82. Particulars of VVT?
  83. Rough idle on cold start-up
  84. 5 reasons I LOVE my '94 n* DeVille
  85. Check Coolant Level after Water Pump R/R
  86. Engine Temperature
  87. MAT sensor, MAP sensor....
  88. Problems After Head Gasket Replacement...
  89. 98 Eldo running rough
  90. weight of the 4.6 northstar
  91. Computer programmer
  92. bent #1 con-rod 4.6 N* no signs!!?
  93. Oil leak?
  94. Thermostat sticking open?
  95. Volant Air Intake?
  96. Please Help With Problem On My Deville
  97. My new caddy...
  98. 4.6 litre dual turbo Northstar project, engine only?
  99. Oil pressure problem
  100. waterpump in a 98 Deville
  101. 93 STS Crank Position Sensors
  102. I need info!!!!
  103. high rpm northstar
  104. Misfire and SES light
  105. codes
  106. Rev Limiter in Park and Neutral??
  107. On Board diag?
  108. ? for Bbob re: engine designations
  109. Whats YOUR winter project?
  110. STS High Idle
  111. oil level message
  112. New member
  113. traction control light
  114. Engine "missing" during acceleration
  115. Vibration
  116. Repair cost
  117. Original v. New plug wires
  118. 94 Eldo Northstar No Spark - Why?
  119. Why is the left bank now the right bank?
  120. 1994 Northstar noise
  121. Question about Corsa exhaust
  122. Dont change my ATF???? Please Help!!!!
  123. "NEW" Northstar?
  124. 97 DeVille oil leak
  125. Cabin air filter
  126. Top Speed Reached - Fuel Pump Shutoff at 105mph?
  127. Northstar ?s
  128. Spark Plugs
  129. Head Gasket Problem
  130. concours will not crank in cold weather
  131. ShortStar 3.5L oil usage
  132. Dealer Fuel Injection and Carbon Treatment
  133. AC-Delco part vs Cadillac
  134. Transmission Q? What would you do.
  135. Northstar CAD drawings ???
  136. Please Help with Instructions to Replace radiator
  137. Anybody notice? Bbob - not driving a Caddy?!
  138. Got codes P0201 P0204 P0206 P0207 P0300
  139. Is around town driving in 3rd OK?
  140. Fuel In Intake Manifold
  141. Aftermarker engine computers
  142. Need oversize timesert kit
  143. Timesert Process and Cost
  144. Water pump changed, still leaking coolant !!
  145. Running rough, really baffled
  146. Code P0420
  147. PCM Overrides?
  148. 97 concours service engine soon no codes
  149. Help
  150. Idle speed control actuator (motor)
  151. want more power!
  152. my return,enter 1994 cadillac STS (callista II)
  153. Bolt size to put on engine stand
  154. some code questions
  155. 95 seville code P039
  156. arcing at 7/8 coil???
  157. Failing fuel pump...
  158. oil under the intake
  159. Little update on my progress
  160. Very odd smell ???
  161. EGR cleaning
  162. Weird problem... or maybe not.
  163. Northstar Maf Table...i Need
  164. Time used to install twenty head-bolt time-serts
  165. Exhaust Sounds and vid
  166. temp display revisited....
  167. 96 Deville Need Help! Code P0171
  168. Shorted Fuel Pump (Reply to bbobynski)
  169. How to pull codes on OBD2 SLS Seville?
  170. Does anyone have a link for OBD2 Code Explanations?
  171. It Lives! (again)
  172. No problems with my N*, how bout you?
  173. Weird DTC message...?
  174. Water pump tool
  175. 4T80E or 4T60E
  176. 4T60E Trans............
  177. Bbob, question about a P0300
  178. Water Pump Tensioner Question??
  179. Please Help My Caddy
  180. Loud Valve Tapping 2002 Sts
  181. new crankshaft but........
  182. What is a timesert?
  183. Squealing pulley?
  184. Water Pump Change /Coolant Supplement Question
  185. Deville oil leak
  186. I increased gas milage
  187. 1996 Deville dead after hitting rock
  188. were can i buy water resourvoir
  189. motor mounts
  190. pulley problem
  191. very good find
  192. Strange Knocking. '98 STS
  193. Spark Plugs, Interesting observation
  194. '97 STS coolant temp - what SHOULD it be?
  195. Oil low pressure on 1996 4.5L Northstar
  196. electrical trouble
  197. 98 deville please help northstar lover with 3 problems
  198. Crank position sensors
  199. Codes - P0171 & P0174 96 STS
  200. Code listing for 94 Eldorado
  201. Uneven torque on main bolts?
  202. Where is the oil level sensor located?
  203. Hard starting.
  204. Torque Converter Operating @ 422 Deg. Celcius?
  205. 95 SLS - 2 Fuel Filters????
  206. 95 Sls Service Engine Light
  207. Transmission Input Speed Sensor need help??
  208. 94 Eldorado engine revs at stops
  209. Slight Coolant Smell....
  210. Towing Airstream trailer with '94 N*
  211. Backfiring through intake causes????
  212. flashing check engine.. shakey idle - 96 sts
  213. My '97 STS tune up experience...
  214. 96 deville north* is missing
  215. Need Advice: Replacing Rear Bank O2 Sensor 97 Deville
  216. o2 sensor---good/bad ?????
  217. Turbo chargin the N*? Might be possible!!!
  218. Traction Controll/ ABS Code Question
  219. Northstar coolant pellets?
  220. Where can I look up part numbers?
  221. 96 Aurora throttle position sensor location
  222. Northstar water crossover
  223. FSMs and such
  224. O2 sensor Question
  225. Power Steering Assist Intermittent
  226. Spark Plug Wires
  227. "Check Coolant Level" - on then off?
  228. Overtightened Balancer
  229. Head gasket blown? Help!
  230. How do I get the Temp reading?
  231. How hard to R/R Fuel filter?
  232. Miss or Studder around 45-50
  233. 94 SLS rad fan switching sensor
  234. Tranny rebuild
  235. Plug wires - what are they good for?
  236. Where are Crank Position Sensors on 2000 Deville
  237. New engine in 2002 STS, is it worth it?
  238. Horrible God-aweful squeaking!
  239. Parts List for Timesert Repair
  240. Where to buy Rebuilt-Create NorthStar ??
  241. can a N* fit in an 89 Deville?
  242. 2000 eldorado exhaust options??
  243. which timeserts to replace with Bigserts?
  244. Overheating 93 N*
  245. Help...Service Engine Light
  246. Stutter, Engine or Trans?
  247. found cause of coolant smell
  248. 97 STS with intermittent hesitation
  249. Anyone with sound clip of Ultraflow mufflers??
  250. 1999 Deville has front end rattle