View Full Version : Northstar Performance and Technical Discussion


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  1. What did Cadillac do to get more power?
  2. 99 sts head gasket repair - shop in NJ area?
  3. Starter problems?
  4. Help, Just removed Radiator coolant resovoir 2004 sls
  5. N* performance rebuild
  6. Swapping Northstar for Vortec
  7. 1993 Sts 32v
  8. "Mud" around the insides of my fuel lines
  9. How to know if the coolant is old
  10. a bunch of problems
  11. Any mechanics in NYC/Queens/LI?
  12. Bored TB's revisited
  13. Oil Leaks
  14. where to buy torque plate for honing block?
  15. Compression Ratio
  16. HOLe IN MY BLOCK-D'OH! ??motors around?
  17. Cam Question
  18. crank sensor replacement
  19. A012 Code - Temperature Sensor Location?
  20. Oil Pan Problem
  21. FPR Replaced - Still Runs Little Rough
  22. Light Fright
  23. 1994 SLS P)43 and P045 Codes??
  24. northstar engine
  25. 1996 engine swap.
  26. Change oil @ 3k or when comp says to?
  27. NorthStar .. fathered by the ALLANTE ....
  28. Whoa, look at this, L37 in a '95 Monte Carlo Z34!
  29. check oil level?
  30. de carbonization of northstar engine
  31. Mobil 1 in all '08 Caddys
  32. 4.9 vs. Northstar
  33. Posi install questions!
  34. Oil Usage
  35. pinout of crankshaft sensors?
  36. 2002 N* Deville occasionally idles too high
  37. Adding a friction modifier to the tranny
  38. How much horsepower would this do?
  39. What is that noise?
  40. ticking or knocking
  41. WOT: Is it really effective?
  42. Check coolant level message appeared twice in 6 months
  43. Failure to start
  44. Motor Oil is Killing our Cars / LONG / OT
  45. How bout this idea: Northstar in a golfcart?
  46. rsm racing
  47. oil weight
  48. rebuild a northstar
  49. Old Man checkin in..Hi Sal!
  50. serious question about my n*
  51. Free Ign. module with 3 coils from 93 STS
  52. Starburst on oil
  53. 96 Cadillac ETC, Idle Problems
  54. 2000+ N* Info needed
  55. Bad Mileage And Weird Whoosh Sound
  56. Why Lower crankcase should be done...
  57. New northstar reliable?
  58. How to test ignition control module
  59. Engine identification and swap.
  60. Installed intake
  61. 99 deville with a missfire
  62. Is the resonator necessary?
  63. Eldorado O2 sensors.
  64. Engine swap 97 Deville
  65. Need a little starting help?
  66. Is Seafoam safe to use in a Northstar?
  67. What oil is best for a 97 deville
  68. Honestly, is a Northstar Cadillac a wise purchase for a ~20 year old?
  69. Cost for a new starter in a 93-97 Northstar?
  70. Hey fellow cadillac lovers
  71. How many cubic inches is a N*?
  72. Transmission Fluid Running Out of Transmission.
  73. Differences between 94 and 98 N*
  74. hesitation then takes off like a bat out of hell.
  75. 1999 300 sts engine in a 97 deville
  76. Am I screwed ?
  77. Coolant Additives?
  78. Nitrous Help?!?!?!??!?!
  79. 93 Northstar stalling
  80. pcm location on 94 sts?
  81. motor
  82. Coolant Level
  83. 2005 N* with 10 miles $3000
  84. Engine Swap
  85. pics of the progress
  86. Oil Level Sensor?
  87. 97 seville cold crank problem... Help
  88. Cylinder leak-down test procedure (with percentage gauge)
  89. Coil Questions
  90. Purge Flow Problem
  91. Engine Cover?
  92. Modified Northstars - Need I say more?
  93. P0171 & P0174
  94. Anyone want a K&N air filter?
  95. Water in tailpipe, rough idle on start,
  96. Seville Engine replacement.
  97. Glasspacks
  98. 93 N* rough idle, no codes, loss power
  99. a/c compressor
  100. Contacted Fastchips
  101. 275vs300HP Eldo ESC/ETC
  102. GM Powertrain Information ".doc"
  103. '02 Deville Mods
  104. N* Ignition Module Pinout and Description?
  105. Excessive Idle RPM - Need advice
  106. bigserts
  107. Can you understand this?
  108. "New" Caddy, old leak?
  109. block swapping,crank sensors
  110. Tufoil?
  111. Northstart vs. 5.0
  112. MPG DROP - 22 to 17
  113. 94 Deville Concours- Idle in Drive Rough
  114. Should I use Dex-Cool?
  115. Dtc 420 & 1189
  116. Remote Start Killed My ICM!!?
  117. Where can you get headers for a Northstar?
  118. 02 Deville Sudden Stall
  119. light knocking... does not go away....
  120. 99 SLS runs funny
  121. Northstar 4.6 - coolant comes out rear exhaust manifold bolt hole
  122. AMSOIL in 96 STS with 88K
  123. Havoline?
  124. Replacement Air Filter
  125. Oil, Gasoline, N*'s, and long trips
  126. 96 SLS knock
  127. Crank sensor replacement
  128. Synthetic Blend?
  129. 93 STS N* P132 (E132) ... Knock Sensor Circuitry Failure
  130. Best Exhaust Upgrade for a 96 STS.
  131. N* Forged pistons
  132. N* crankshafts
  133. 96 STS overheating
  134. Looking for a core N*/Aurora V8 crank,,,
  135. Having a problem with 94 STS
  136. I Think I found my leak (Burning Oil Smell Cont.)
  137. Suspension Stability
  138. will '94 fuel injectors work in a '96?
  139. I miss the Bliss
  140. So much for your "bullet-proof" Northstar engines...
  141. 2000 sts read
  142. 97 deville overheated!!!
  143. What are these parts on my 95 Eldo?
  144. Sealing a radiator leak
  145. PCM P0410 Secondary Air Injection System Malfunction
  146. Northstars in '95
  147. Reduced new engine power during breakin period?
  148. Boring out the N*?
  149. N* Ifr
  150. tuning software
  151. Pcm 0174
  152. Odc Ii
  153. ***New ROSS Pistons for a N* (WIth Ceramic Coating) $750***
  154. Alternator Replaced, Now Belt Squeaks, How to Fix?
  155. XLR's N* VVT rumble on startup and engine light.
  156. Quick question about a noise
  157. Help 06dts Mpg
  158. Zddp
  159. How deep do you go into motors and repairs
  160. Crank Position Sensor
  161. 94 STS cracked block
  162. Dex-cool?
  163. Performance chips
  164. It's Me again!
  165. CODES-I'm New-Check Engine light
  166. 96 SLS Head Gasket
  167. Serious help needed with 1995 northstar
  168. Cover up UGLY valve cover 95-99
  169. Who has the best warranty
  170. Annoying Tranny Whine
  171. Car just dies. Please help!
  172. service engine soon light
  173. 1993 STS running rough P053 Code
  174. 2000 Eldorado ETC Misfire #2
  175. Revisiting Airflow = Torque
  176. missed a time sert kit
  177. Newbie here and tryin to find my CKP
  178. Temperature Concerns
  179. Northstar- Starting, Running Problems
  180. 94 Seville intermittent hard start
  181. Engine miss
  182. sticker shock
  183. 9 codes today, i reckon a bad earth?
  184. oil change
  185. 70MPH pull.....
  186. reuse pistion rings?
  187. Engine Stall
  188. Contents of GM Top End Cleaner?
  189. OBDII Codes
  190. Iridium Spark plugs
  191. Oil Change
  192. Bar's Leaks J-120
  193. MAF Sensor
  194. cracked block pics
  195. possible Northstar PCM Programmer
  196. Export code
  197. Strange hole under ignition module
  198. Balls to the wall - N* style
  199. Timesert kit for sale
  200. Bank 2 identification
  201. Source of whining noise
  202. So many questions, so little time
  203. need help with p036 and p094
  204. Odin8 are you out there ?
  205. will '94 concours fuel injectors fit '96 sts?
  206. 1BadCaddy 94' STS update on power tune up.
  207. 4T80E Troubles?
  208. Coolant leak under throttle body area?
  209. After Shift Sol. Replacement...
  210. Safe amount of boos for stock motor?
  211. Found the reason why my car "jerks" during acceleration
  212. Head torque
  213. Ground Cable Location?
  214. Northstar leaking coolant....big time!
  215. Setting the timing gears and belts on 96 n* 4.6
  216. Help on hesitant start...
  217. New to forum, getting a caddy, some advice needed...
  218. Head gasket = overheat while driving or idling?
  219. Mini N*
  220. Tranny Prob, sheared pump shaft
  221. Twin Turbo N* powered 1948 Tucker
  222. cracked block
  223. Legit "Performance chip"?
  224. Missing Hose On Vacuum Purge Switch?
  225. N* water pump froze in housing
  226. coolant leak 00 sts
  227. 1990 Eldorado won't Start !
  228. started my headgasket job today
  229. is this normal or could this be my problem
  230. Anyone ever see this thing
  231. Sludge in my engine?
  232. WOT's northstar knock?
  233. STS Coolant Burping Air out of Coolant Question
  234. Oil leak
  235. N* rebuild....hmmm what to add to my mod list
  236. Keys to long lasting N*'s
  237. Complete engine overhaul, need help ASAP
  238. Cadillac Eldorado 1995 ER HELP NEEDED!!!
  239. Huge Problem, No Shop Can Fix!!!! Help!!!
  240. 04 STS misfires when idles, goes away when you floor it.
  241. northstar research thread pics 56k beware
  242. Exhaust size
  243. Plugs And Wires
  244. Which kind of FPR?
  245. 93 Seville?
  246. 96-99 motor wiring diagrams
  247. 91 Eldo STILL misses
  248. Torque vs Horsepower primer
  249. Crankshaft Position Sensor Replaced-Code Still Set P0385
  250. Water pump question on 94 STS