: Northstar Engines and System Technical Discussion



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  1. coolant too hot
  2. N* 25 Lbs Pressure Blows Radiator Seal
  3. I got a present from summit racing today...
  4. Help! Stuck piston in n* I need help!
  5. thermostat
  6. Ok now This is getting CRAZY N* Problem
  7. N* Oil Cooler And/or Tranny Cooler
  8. water pump
  9. Broken Timeserts
  10. Northstar runs PERFECT THEN DIES
  11. N* Coolant Tough To Fill
  12. 94 - 95 n* motor tranny ecm 4 sale
  13. Does this stand to reason - Get your engineering degree ready
  14. What is timesert
  15. Track Results from Today!!
  16. cracked block
  17. My Northstar adventure is finally over...
  18. How hard is it to change the plugs on a N*
  19. Took the Caddy out Racin...now I want to mod
  20. JUST HIT 100k mi TONIGHT!!!
  21. 02 Deville Overheating
  22. NEED HELP gotta get engine buttoned up after install
  23. 2000 Cadillac STSi race car
  24. Team Northstar Le Mans Prototype race car
  25. Northstar Info Website
  26. '98 Eldorado codes
  27. Please help with codes>>>
  28. Stainless Fuel Rail Schrader Valve Size
  29. Shake on idle until throttle applied
  30. Does the aurora N* have the same issues?
  31. 93 MAP Sensor Shorted
  32. Nitrous Use on 96+ N* - got some ?'s
  33. 96 sts check engine light on but no codes
  34. '95 Eldorado Sputtering and Backfiring?
  35. 2000 Deville DTS engine codes, please help
  36. No start or spark
  37. New but still overheating
  38. Spark Plug Wires - Idea?
  39. rambling about intake - and porting/mod worklog
  40. Northstar question
  41. n* ?
  42. Chevron Delo 10W-30
  43. Buying a new Caddy - Advice?
  44. How late is too late for fuel rail recall
  45. N* Serial number
  46. Has anyone done a TC in a N* car?
  47. A\C Trouble
  48. BigSert Kit
  49. Cooling System Question
  50. Alternator Cooling
  51. Service Stability System On & ABS light
  52. Which codes....?
  53. G-Northstar Intake Plug
  54. Anybody here have Dynomax Super Turbos on your Northstar?
  55. Head gasket poll... please check in.
  56. Po172 & Po174 Fixed 2001 Dts
  57. northstars in general
  58. Anyone actually done a head gasket in car
  59. Conversion to LSx Throttle body
  60. intake/TB interchange question!
  61. Aftermarket Replacement Ignition Coils? Step in!
  62. 1995 SLS cranking but not starting, code p035
  63. Torque Converter while the trans is out
  64. Doing a half case reseal myself?
  65. how to fix these two code problems?
  66. 99 to 96 swap question
  67. Torque Converter Clutch (P 0741 TCC stuck off)
  68. aftermarket (granatelli/other) Mass Air Sensors?
  69. For those STILL interested in BORED TB's!
  70. N* in Corvette?
  71. Wiring Scheme for 98 Deville
  72. Water Pump Drive Pulley Removal
  73. Crossover pipe & Exhaust discussion
  74. Show off your Cold air intakes!
  75. Westers vs Fastchip for '95
  76. Stranded out of town
  77. Interesting Service Bulletin - Did anyone know about this?
  78. Forgive me, but im looking for a few things (all chime in)
  79. Details on the NorthStar
  80. Guys I need some help please
  81. What's this hole in the air box for?
  82. Advancing timing on a orbII Northstar for performance gains
  83. exported cadillacs & error codes
  84. right FPR part for overseas N*
  85. Progress on Timesert Install
  86. 2004 Deville brakes changed now stalls while driving
  87. 94 Seville Backfire- Cracked Intake Manifold on startup.
  88. P1416 code & warmup stall problems
  89. What Materials Are Used In Norhtstars ?
  90. Aack, my poor dad. Cracked block 2000 DeVille
  91. 96 Seville/97 Deville - different gear ratio?
  92. Eldorado Cooling System
  93. New nitrous controller - installed
  94. Intermittent '93 STS problem
  95. For those that dropped the cradle
  96. Westers Will Hack the Northstar NOW!
  97. 1995 STS Hard Starting
  98. Question about the factory air intake...
  99. 93 Seville Running Rich
  100. Spark plugs on a 4.9 1995 Deville
  101. 5-w30 in 99 N* ??
  102. Is there any way to check if my car has a bad headgasket?
  103. who to turn off the DIC coolant temperature reading
  104. speeds of radiator's fans
  105. No reverse ????? 93 STS
  106. North* Air Pump
  107. 97 Eldo - 4.0 NORTHSTAR - NO POWER?
  108. 96 STS in Israel
  109. Is $1500 a good deal for having my headgaskets replaced?
  110. a few numbers
  111. to hot??????
  112. 93 Eldorado
  113. Timesert 96 n*
  114. Northstar ECU
  115. 93 Eldorado?????????????
  116. Swith Problem message - how to find which swithc
  117. 93 Northstar engine question
  118. Vids of other vehicles with Northstar engines
  119. Head Gasket Problem
  120. Timesert Kit Info
  121. Engine likes to shut off in rain/wet snow/high humidity
  122. Tune up time?
  123. Engine compartment question
  124. Timsert Kit (unused ) for sale $300 + ship
  125. Cost of a half-case reseal ?
  126. What were the revisions to the Northstar in 2000?
  127. K&N Air Intake Performance Filter
  128. What did Cadillac do to get more power?
  129. 99 sts head gasket repair - shop in NJ area?
  130. Starter problems?
  131. Help, Just removed Radiator coolant resovoir 2004 sls
  132. N* performance rebuild
  133. Swapping Northstar for Vortec
  134. 1993 Sts 32v
  135. "Mud" around the insides of my fuel lines
  136. How to know if the coolant is old
  137. a bunch of problems
  138. Any mechanics in NYC/Queens/LI?
  139. Bored TB's revisited
  140. Oil Leaks
  141. where to buy torque plate for honing block?
  142. Compression Ratio
  143. HOLe IN MY BLOCK-D'OH! ??motors around?
  144. Cam Question
  145. crank sensor replacement
  146. A012 Code - Temperature Sensor Location?
  147. Oil Pan Problem
  148. FPR Replaced - Still Runs Little Rough
  149. Light Fright
  150. 1994 SLS P)43 and P045 Codes??
  151. northstar engine
  152. 1996 engine swap.
  153. Change oil @ 3k or when comp says to?
  154. NorthStar .. fathered by the ALLANTE ....
  155. Whoa, look at this, L37 in a '95 Monte Carlo Z34!
  156. check oil level?
  157. de carbonization of northstar engine
  158. Mobil 1 in all '08 Caddys
  159. 4.9 vs. Northstar
  160. Posi install questions!
  161. Oil Usage
  162. pinout of crankshaft sensors?
  163. 2002 N* Deville occasionally idles too high
  164. Adding a friction modifier to the tranny
  165. How much horsepower would this do?
  166. What is that noise?
  167. ticking or knocking
  168. WOT: Is it really effective?
  169. Check coolant level message appeared twice in 6 months
  170. Failure to start
  171. Motor Oil is Killing our Cars / LONG / OT
  172. How bout this idea: Northstar in a golfcart?
  173. rsm racing
  174. oil weight
  175. rebuild a northstar
  176. Old Man checkin in..Hi Sal!
  177. serious question about my n*
  178. Free Ign. module with 3 coils from 93 STS
  179. Starburst on oil
  180. 96 Cadillac ETC, Idle Problems
  181. 2000+ N* Info needed
  182. Bad Mileage And Weird Whoosh Sound
  183. Why Lower crankcase should be done...
  184. New northstar reliable?
  185. How to test ignition control module
  186. Engine identification and swap.
  187. Installed intake
  188. 99 deville with a missfire
  189. Is the resonator necessary?
  190. Eldorado O2 sensors.
  191. Engine swap 97 Deville
  192. Need a little starting help?
  193. Is Seafoam safe to use in a Northstar?
  194. What oil is best for a 97 deville
  195. Honestly, is a Northstar Cadillac a wise purchase for a ~20 year old?
  196. Cost for a new starter in a 93-97 Northstar?
  197. Hey fellow cadillac lovers
  198. How many cubic inches is a N*?
  199. Transmission Fluid Running Out of Transmission.
  200. Differences between 94 and 98 N*
  201. hesitation then takes off like a bat out of hell.
  202. 1999 300 sts engine in a 97 deville
  203. Am I screwed ?
  204. Coolant Additives?
  205. Nitrous Help?!?!?!??!?!
  206. 93 Northstar stalling
  207. pcm location on 94 sts?
  208. motor
  209. Coolant Level
  210. 2005 N* with 10 miles $3000
  211. Engine Swap
  212. pics of the progress
  213. Oil Level Sensor?
  214. 97 seville cold crank problem... Help
  215. Cylinder leak-down test procedure (with percentage gauge)
  216. Coil Questions
  217. Purge Flow Problem
  218. Engine Cover?
  219. Modified Northstars - Need I say more?
  220. P0171 & P0174
  221. Anyone want a K&N air filter?
  222. Water in tailpipe, rough idle on start,
  223. Seville Engine replacement.
  224. Glasspacks
  225. 93 N* rough idle, no codes, loss power
  226. a/c compressor
  227. Contacted Fastchips
  228. 275vs300HP Eldo ESC/ETC
  229. GM Powertrain Information ".doc"
  230. '02 Deville Mods
  231. N* Ignition Module Pinout and Description?
  232. Excessive Idle RPM - Need advice
  233. bigserts
  234. Can you understand this?
  235. "New" Caddy, old leak?
  236. block swapping,crank sensors
  237. Tufoil?
  238. Northstart vs. 5.0
  239. MPG DROP - 22 to 17
  240. 94 Deville Concours- Idle in Drive Rough
  241. Should I use Dex-Cool?
  242. Dtc 420 & 1189
  243. Remote Start Killed My ICM!!?
  244. Where can you get headers for a Northstar?
  245. 02 Deville Sudden Stall
  246. light knocking... does not go away....
  247. 99 SLS runs funny
  248. Northstar 4.6 - coolant comes out rear exhaust manifold bolt hole
  249. AMSOIL in 96 STS with 88K
  250. Havoline?