: Northstar Engines and System Technical Discussion



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  1. K&N Air Intake Performance Filter
  2. What did Cadillac do to get more power?
  3. 99 sts head gasket repair - shop in NJ area?
  4. Starter problems?
  5. Help, Just removed Radiator coolant resovoir 2004 sls
  6. N* performance rebuild
  7. Swapping Northstar for Vortec
  8. 1993 Sts 32v
  9. "Mud" around the insides of my fuel lines
  10. How to know if the coolant is old
  11. a bunch of problems
  12. Any mechanics in NYC/Queens/LI?
  13. Bored TB's revisited
  14. Oil Leaks
  15. where to buy torque plate for honing block?
  16. Compression Ratio
  17. HOLe IN MY BLOCK-D'OH! ??motors around?
  18. Cam Question
  19. crank sensor replacement
  20. A012 Code - Temperature Sensor Location?
  21. Oil Pan Problem
  22. FPR Replaced - Still Runs Little Rough
  23. Light Fright
  24. 1994 SLS P)43 and P045 Codes??
  25. northstar engine
  26. 1996 engine swap.
  27. Change oil @ 3k or when comp says to?
  28. NorthStar .. fathered by the ALLANTE ....
  29. Whoa, look at this, L37 in a '95 Monte Carlo Z34!
  30. check oil level?
  31. de carbonization of northstar engine
  32. Mobil 1 in all '08 Caddys
  33. 4.9 vs. Northstar
  34. Posi install questions!
  35. Oil Usage
  36. pinout of crankshaft sensors?
  37. 2002 N* Deville occasionally idles too high
  38. Adding a friction modifier to the tranny
  39. How much horsepower would this do?
  40. What is that noise?
  41. ticking or knocking
  42. WOT: Is it really effective?
  43. Check coolant level message appeared twice in 6 months
  44. Failure to start
  45. Motor Oil is Killing our Cars / LONG / OT
  46. How bout this idea: Northstar in a golfcart?
  47. rsm racing
  48. oil weight
  49. rebuild a northstar
  50. Old Man checkin in..Hi Sal!
  51. serious question about my n*
  52. Free Ign. module with 3 coils from 93 STS
  53. Starburst on oil
  54. 96 Cadillac ETC, Idle Problems
  55. 2000+ N* Info needed
  56. Bad Mileage And Weird Whoosh Sound
  57. Why Lower crankcase should be done...
  58. New northstar reliable?
  59. How to test ignition control module
  60. Engine identification and swap.
  61. Installed intake
  62. 99 deville with a missfire
  63. Is the resonator necessary?
  64. Eldorado O2 sensors.
  65. Engine swap 97 Deville
  66. Need a little starting help?
  67. Is Seafoam safe to use in a Northstar?
  68. What oil is best for a 97 deville
  69. Honestly, is a Northstar Cadillac a wise purchase for a ~20 year old?
  70. Cost for a new starter in a 93-97 Northstar?
  71. Hey fellow cadillac lovers
  72. How many cubic inches is a N*?
  73. Transmission Fluid Running Out of Transmission.
  74. Differences between 94 and 98 N*
  75. hesitation then takes off like a bat out of hell.
  76. 1999 300 sts engine in a 97 deville
  77. Am I screwed ?
  78. Coolant Additives?
  79. Nitrous Help?!?!?!??!?!
  80. 93 Northstar stalling
  81. pcm location on 94 sts?
  82. motor
  83. Coolant Level
  84. 2005 N* with 10 miles $3000
  85. Engine Swap
  86. pics of the progress
  87. Oil Level Sensor?
  88. 97 seville cold crank problem... Help
  89. Cylinder leak-down test procedure (with percentage gauge)
  90. Coil Questions
  91. Purge Flow Problem
  92. Engine Cover?
  93. Modified Northstars - Need I say more?
  94. P0171 & P0174
  95. Anyone want a K&N air filter?
  96. Water in tailpipe, rough idle on start,
  97. Seville Engine replacement.
  98. Glasspacks
  99. 93 N* rough idle, no codes, loss power
  100. a/c compressor
  101. Contacted Fastchips
  102. 275vs300HP Eldo ESC/ETC
  103. GM Powertrain Information ".doc"
  104. '02 Deville Mods
  105. N* Ignition Module Pinout and Description?
  106. Excessive Idle RPM - Need advice
  107. bigserts
  108. Can you understand this?
  109. "New" Caddy, old leak?
  110. block swapping,crank sensors
  111. Tufoil?
  112. Northstart vs. 5.0
  113. MPG DROP - 22 to 17
  114. 94 Deville Concours- Idle in Drive Rough
  115. Should I use Dex-Cool?
  116. Dtc 420 & 1189
  117. Remote Start Killed My ICM!!?
  118. Where can you get headers for a Northstar?
  119. 02 Deville Sudden Stall
  120. light knocking... does not go away....
  121. 99 SLS runs funny
  122. Northstar 4.6 - coolant comes out rear exhaust manifold bolt hole
  123. AMSOIL in 96 STS with 88K
  124. Havoline?
  125. Replacement Air Filter
  126. Oil, Gasoline, N*'s, and long trips
  127. 96 SLS knock
  128. Crank sensor replacement
  129. Synthetic Blend?
  130. 93 STS N* P132 (E132) ... Knock Sensor Circuitry Failure
  131. Best Exhaust Upgrade for a 96 STS.
  132. N* Forged pistons
  133. N* crankshafts
  134. 96 STS overheating
  135. Looking for a core N*/Aurora V8 crank,,,
  136. Having a problem with 94 STS
  137. I Think I found my leak (Burning Oil Smell Cont.)
  138. Suspension Stability
  139. will '94 fuel injectors work in a '96?
  140. I miss the Bliss
  141. So much for your "bullet-proof" Northstar engines...
  142. 2000 sts read
  143. 97 deville overheated!!!
  144. What are these parts on my 95 Eldo?
  145. Sealing a radiator leak
  146. PCM P 0410 Secondary Air Injection System Malfunction
  147. Northstars in '95
  148. Reduced new engine power during breakin period?
  149. Boring out the N*?
  150. N* Ifr
  151. tuning software
  152. Pcm 0174
  153. Odc Ii
  154. ***New ROSS Pistons for a N* (WIth Ceramic Coating) $750***
  155. Alternator Replaced, Now Belt Squeaks, How to Fix?
  156. XLR's N* VVT rumble on startup and engine light.
  157. Quick question about a noise
  158. Help 06dts Mpg
  159. Zddp
  160. How deep do you go into motors and repairs
  161. Crank Position Sensor
  162. 94 STS cracked block
  163. Dex-cool?
  164. Performance chips
  165. It's Me again!
  166. CODES-I'm New-Check Engine light
  167. 96 SLS Head Gasket
  168. Serious help needed with 1995 northstar
  169. Cover up UGLY valve cover 95-99
  170. Who has the best warranty
  171. Annoying Tranny Whine
  172. Car just dies. Please help!
  173. service engine soon light
  174. 1993 STS running rough P053 Code
  175. 2000 Eldorado ETC Misfire #2
  176. Revisiting Airflow = Torque
  177. missed a time sert kit
  178. Newbie here and tryin to find my CKP
  179. Temperature Concerns
  180. Northstar- Starting, Running Problems
  181. 94 Seville intermittent hard start
  182. Engine miss
  183. sticker shock
  184. 9 codes today, i reckon a bad earth?
  185. oil change
  186. 70MPH pull.....
  187. reuse pistion rings?
  188. Engine Stall
  189. Contents of GM Top End Cleaner?
  190. OBDII Codes
  191. Iridium Spark plugs
  192. Oil Change
  193. Bar's Leaks J-120
  194. MAF Sensor
  195. cracked block pics
  196. possible Northstar PCM Programmer
  197. Export code
  198. Strange hole under ignition module
  199. Balls to the wall - N* style
  200. Timesert kit for sale
  201. Bank 2 identification
  202. Source of whining noise
  203. So many questions, so little time
  204. need help with p036 and p094
  205. Odin8 are you out there ?
  206. will '94 concours fuel injectors fit '96 sts?
  207. 1BadCaddy 94' STS update on power tune up.
  208. 4T80E Troubles?
  209. Coolant leak under throttle body area?
  210. After Shift Sol. Replacement...
  211. Safe amount of boos for stock motor?
  212. Found the reason why my car "jerks" during acceleration
  213. Head torque
  214. Ground Cable Location?
  215. Northstar leaking coolant....big time!
  216. Setting the timing gears and belts on 96 n* 4.6
  217. Help on hesitant start...
  218. New to forum, getting a caddy, some advice needed...
  219. Head gasket = overheat while driving or idling?
  220. Mini N*
  221. Tranny Prob, sheared pump shaft
  222. Twin Turbo N* powered 1948 Tucker
  223. cracked block
  224. Legit "Performance chip"?
  225. Missing Hose On Vacuum Purge Switch?
  226. N* water pump froze in housing
  227. coolant leak 00 sts
  228. 1990 Eldorado won't Start !
  229. started my headgasket job today
  230. is this normal or could this be my problem
  231. Anyone ever see this thing
  232. Sludge in my engine?
  233. WOT's northstar knock?
  234. STS Coolant Burping Air out of Coolant Question
  235. Oil leak
  236. N* rebuild....hmmm what to add to my mod list
  237. Keys to long lasting N*'s
  238. Complete engine overhaul, need help ASAP
  239. Cadillac Eldorado 1995 ER HELP NEEDED!!!
  240. Huge Problem, No Shop Can Fix!!!! Help!!!
  241. 04 STS misfires when idles, goes away when you floor it.
  242. northstar research thread pics 56k beware
  243. Exhaust size
  244. Plugs And Wires
  245. Which kind of FPR?
  246. 93 Seville?
  247. 96-99 motor wiring diagrams
  248. 91 Eldo STILL misses
  249. Torque vs Horsepower primer
  250. Crankshaft Position Sensor Replaced-Code Still Set P0385