: Northstar Engines and System Technical Discussion



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