: Northstar Engines and System Technical Discussion



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  1. Shake on idle until throttle applied
  2. Does the aurora N* have the same issues?
  3. 93 MAP Sensor Shorted
  4. Nitrous Use on 96+ N* - got some ?'s
  5. 96 sts check engine light on but no codes
  6. '95 Eldorado Sputtering and Backfiring?
  7. 2000 Deville DTS engine codes, please help
  8. No start or spark
  9. New but still overheating
  10. Spark Plug Wires - Idea?
  11. rambling about intake - and porting/mod worklog
  12. Northstar question
  13. n* ?
  14. Chevron Delo 10W-30
  15. Buying a new Caddy - Advice?
  16. How late is too late for fuel rail recall
  17. N* Serial number
  18. Has anyone done a TC in a N* car?
  19. A\C Trouble
  20. BigSert Kit
  21. Cooling System Question
  22. Alternator Cooling
  23. Service Stability System On & ABS light
  24. Which codes....?
  25. G-Northstar Intake Plug
  26. Anybody here have Dynomax Super Turbos on your Northstar?
  27. Head gasket poll... please check in.
  28. Po172 & Po174 Fixed 2001 Dts
  29. northstars in general
  30. Anyone actually done a head gasket in car
  31. Conversion to LSx Throttle body
  32. intake/TB interchange question!
  33. Aftermarket Replacement Ignition Coils? Step in!
  34. 1995 SLS cranking but not starting, code p035
  35. Torque Converter while the trans is out
  36. Doing a half case reseal myself?
  37. how to fix these two code problems?
  38. 99 to 96 swap question
  39. Torque Converter Clutch (P 0741 TCC stuck off)
  40. aftermarket (granatelli/other) Mass Air Sensors?
  41. For those STILL interested in BORED TB's!
  42. N* in Corvette?
  43. Wiring Scheme for 98 Deville
  44. Water Pump Drive Pulley Removal
  45. Crossover pipe & Exhaust discussion
  46. Show off your Cold air intakes!
  47. Westers vs Fastchip for '95
  48. Stranded out of town
  49. Interesting Service Bulletin - Did anyone know about this?
  50. Forgive me, but im looking for a few things (all chime in)
  51. Details on the NorthStar
  52. Guys I need some help please
  53. What's this hole in the air box for?
  54. Advancing timing on a orbII Northstar for performance gains
  55. exported cadillacs & error codes
  56. right FPR part for overseas N*
  57. Progress on Timesert Install
  58. 2004 Deville brakes changed now stalls while driving
  59. 94 Seville Backfire- Cracked Intake Manifold on startup.
  60. P1416 code & warmup stall problems
  61. What Materials Are Used In Norhtstars ?
  62. Aack, my poor dad. Cracked block 2000 DeVille
  63. 96 Seville/97 Deville - different gear ratio?
  64. Eldorado Cooling System
  65. New nitrous controller - installed
  66. Intermittent '93 STS problem
  67. For those that dropped the cradle
  68. Westers Will Hack the Northstar NOW!
  69. 1995 STS Hard Starting
  70. Question about the factory air intake...
  71. 93 Seville Running Rich
  72. Spark plugs on a 4.9 1995 Deville
  73. 5-w30 in 99 N* ??
  74. Is there any way to check if my car has a bad headgasket?
  75. who to turn off the DIC coolant temperature reading
  76. speeds of radiator's fans
  77. No reverse ????? 93 STS
  78. North* Air Pump
  79. 97 Eldo - 4.0 NORTHSTAR - NO POWER?
  80. 96 STS in Israel
  81. Is $1500 a good deal for having my headgaskets replaced?
  82. a few numbers
  83. to hot??????
  84. 93 Eldorado
  85. Timesert 96 n*
  86. Northstar ECU
  87. 93 Eldorado?????????????
  88. Swith Problem message - how to find which swithc
  89. 93 Northstar engine question
  90. Vids of other vehicles with Northstar engines
  91. Head Gasket Problem
  92. Timesert Kit Info
  93. Engine likes to shut off in rain/wet snow/high humidity
  94. Tune up time?
  95. Engine compartment question
  96. Timsert Kit (unused ) for sale $300 + ship
  97. Cost of a half-case reseal ?
  98. What were the revisions to the Northstar in 2000?
  99. K&N Air Intake Performance Filter
  100. What did Cadillac do to get more power?
  101. 99 sts head gasket repair - shop in NJ area?
  102. Starter problems?
  103. Help, Just removed Radiator coolant resovoir 2004 sls
  104. N* performance rebuild
  105. Swapping Northstar for Vortec
  106. 1993 Sts 32v
  107. "Mud" around the insides of my fuel lines
  108. How to know if the coolant is old
  109. a bunch of problems
  110. Any mechanics in NYC/Queens/LI?
  111. Bored TB's revisited
  112. Oil Leaks
  113. where to buy torque plate for honing block?
  114. Compression Ratio
  115. HOLe IN MY BLOCK-D'OH! ??motors around?
  116. Cam Question
  117. crank sensor replacement
  118. A012 Code - Temperature Sensor Location?
  119. Oil Pan Problem
  120. FPR Replaced - Still Runs Little Rough
  121. Light Fright
  122. 1994 SLS P)43 and P045 Codes??
  123. northstar engine
  124. 1996 engine swap.
  125. Change oil @ 3k or when comp says to?
  126. NorthStar .. fathered by the ALLANTE ....
  127. Whoa, look at this, L37 in a '95 Monte Carlo Z34!
  128. check oil level?
  129. de carbonization of northstar engine
  130. Mobil 1 in all '08 Caddys
  131. 4.9 vs. Northstar
  132. Posi install questions!
  133. Oil Usage
  134. pinout of crankshaft sensors?
  135. 2002 N* Deville occasionally idles too high
  136. Adding a friction modifier to the tranny
  137. How much horsepower would this do?
  138. What is that noise?
  139. ticking or knocking
  140. WOT: Is it really effective?
  141. Check coolant level message appeared twice in 6 months
  142. Failure to start
  143. Motor Oil is Killing our Cars / LONG / OT
  144. How bout this idea: Northstar in a golfcart?
  145. rsm racing
  146. oil weight
  147. rebuild a northstar
  148. Old Man checkin in..Hi Sal!
  149. serious question about my n*
  150. Free Ign. module with 3 coils from 93 STS
  151. Starburst on oil
  152. 96 Cadillac ETC, Idle Problems
  153. 2000+ N* Info needed
  154. Bad Mileage And Weird Whoosh Sound
  155. Why Lower crankcase should be done...
  156. New northstar reliable?
  157. How to test ignition control module
  158. Engine identification and swap.
  159. Installed intake
  160. 99 deville with a missfire
  161. Is the resonator necessary?
  162. Eldorado O2 sensors.
  163. Engine swap 97 Deville
  164. Need a little starting help?
  165. Is Seafoam safe to use in a Northstar?
  166. What oil is best for a 97 deville
  167. Honestly, is a Northstar Cadillac a wise purchase for a ~20 year old?
  168. Cost for a new starter in a 93-97 Northstar?
  169. Hey fellow cadillac lovers
  170. How many cubic inches is a N*?
  171. Transmission Fluid Running Out of Transmission.
  172. Differences between 94 and 98 N*
  173. hesitation then takes off like a bat out of hell.
  174. 1999 300 sts engine in a 97 deville
  175. Am I screwed ?
  176. Coolant Additives?
  177. Nitrous Help?!?!?!??!?!
  178. 93 Northstar stalling
  179. pcm location on 94 sts?
  180. motor
  181. Coolant Level
  182. 2005 N* with 10 miles $3000
  183. Engine Swap
  184. pics of the progress
  185. Oil Level Sensor?
  186. 97 seville cold crank problem... Help
  187. Cylinder leak-down test procedure (with percentage gauge)
  188. Coil Questions
  189. Purge Flow Problem
  190. Engine Cover?
  191. Modified Northstars - Need I say more?
  192. P0171 & P0174
  193. Anyone want a K&N air filter?
  194. Water in tailpipe, rough idle on start,
  195. Seville Engine replacement.
  196. Glasspacks
  197. 93 N* rough idle, no codes, loss power
  198. a/c compressor
  199. Contacted Fastchips
  200. 275vs300HP Eldo ESC/ETC
  201. GM Powertrain Information ".doc"
  202. '02 Deville Mods
  203. N* Ignition Module Pinout and Description?
  204. Excessive Idle RPM - Need advice
  205. bigserts
  206. Can you understand this?
  207. "New" Caddy, old leak?
  208. block swapping,crank sensors
  209. Tufoil?
  210. Northstart vs. 5.0
  211. MPG DROP - 22 to 17
  212. 94 Deville Concours- Idle in Drive Rough
  213. Should I use Dex-Cool?
  214. Dtc 420 & 1189
  215. Remote Start Killed My ICM!!?
  216. Where can you get headers for a Northstar?
  217. 02 Deville Sudden Stall
  218. light knocking... does not go away....
  219. 99 SLS runs funny
  220. Northstar 4.6 - coolant comes out rear exhaust manifold bolt hole
  221. AMSOIL in 96 STS with 88K
  222. Havoline?
  223. Replacement Air Filter
  224. Oil, Gasoline, N*'s, and long trips
  225. 96 SLS knock
  226. Crank sensor replacement
  227. Synthetic Blend?
  228. 93 STS N* P132 (E132) ... Knock Sensor Circuitry Failure
  229. Best Exhaust Upgrade for a 96 STS.
  230. N* Forged pistons
  231. N* crankshafts
  232. 96 STS overheating
  233. Looking for a core N*/Aurora V8 crank,,,
  234. Having a problem with 94 STS
  235. I Think I found my leak (Burning Oil Smell Cont.)
  236. Suspension Stability
  237. will '94 fuel injectors work in a '96?
  238. I miss the Bliss
  239. So much for your "bullet-proof" Northstar engines...
  240. 2000 sts read
  241. 97 deville overheated!!!
  242. What are these parts on my 95 Eldo?
  243. Sealing a radiator leak
  244. PCM P 0410 Secondary Air Injection System Malfunction
  245. Northstars in '95
  246. Reduced new engine power during breakin period?
  247. Boring out the N*?
  248. N* Ifr
  249. tuning software
  250. Pcm 0174