: Northstar Engines and System Technical Discussion



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  1. Hot Hot Hot Is Gone - Finally
  2. A couple Nasty Problems! HELP!
  3. How to change fuel injectors?
  4. Tips for replacing Crankshaft Position Sensors
  5. Oil pan gasket leak!
  6. Oil leak?
  7. left blinker not working when headlights on
  8. Lag in the transmission
  9. p1441 evap code help
  10. P043 -- headache -- what is happening???
  11. New here
  12. Differences in 275 & 300 HP Nstar
  13. Electric Turbo
  14. PCM swap???
  15. Northstar Blocks Cracking ?
  16. what is wrong w/ my n*
  17. Oxygen Sensors Grounding
  18. 94 Seville-Turn signals not working, smoking?
  19. trouble starting after timesert job - HELP!
  20. How do you Northstar owners like your Northstars? Would you recommend them?
  21. Northstar performance Upgrades!!!
  22. Northstar Engine Block STEEL CYL INSERTS
  23. a lil help please
  24. How do I tell if my headgasket was repaired?
  25. keep losing coolant...hard to trace
  26. '94 STS is overheating
  27. '94 SLS Idling to fast
  28. 01 Eldo - 100shot Nitrous - track results
  29. RSM Racing / No more?
  30. 2000 STS Error Codes
  31. quick engine question
  32. A few questions about the 4.0 Northstar
  33. So what would happen...
  34. engine oil leaking
  35. Oil change today after 12,735 since last oil change
  36. Help with Check engine light and pcm codes!!
  37. Is this realistic ?
  38. which car to buy
  39. fuel injector fell out!?!?
  40. exhaust sizes and upgrades?
  41. exhuast sizes an performance
  42. 1996 Deville with a small head gasket leak.
  43. Water Pump pulley
  44. Anyone have a timesert bit they could measure for me?
  45. No Spark On Hot Restart
  46. Northstar parts
  47. question on swaping out 96 northstar
  48. Engine additives...safe for N*?
  49. Transmission Problem
  50. Finally Been Done Cadillac Obd-2 N* Pcm Programmer!!!
  51. Need help one more time!!!!!
  52. hot start when cold
  53. Headgaskets - deterioration or pulled head studs?
  54. Oil Coverd Spark Plugs on Northstar
  55. 1995 new starter $1000 plus?...
  56. AC Compressor
  57. How to calculate HP to weight ratio?
  58. 300 hp northstar in a deville
  59. Belt problem
  60. motor oil?
  61. 94 DeVille..I cant get my drive belt back on. Help!!
  62. not rough idle, just abnormal, help?!
  63. help identifying parts and removing wire harness
  64. Starter Grind on 94 STS
  65. P132 (E132) ......................................... Knock Sensor Circuitry Failure
  66. Oil Pan Removal??? What am I missing
  67. N* water pump?
  68. What Year NSs Fit a '99 Deville? Need Help
  69. Well...how about ram air?
  70. Congratulations to Ranger...10000 posts
  71. Does The Tornado Really work? And Cold air intake!!!
  72. Was H. Gasket Prob Fixed in Later NStars?
  73. 2000 NS Oil Leak
  74. 94 ETC intermittent/low RPM miss
  75. Catalytic Converter Question -
  76. runaway eng Speed -Glowing exhaust -4.6L N*
  77. GM replacement surge tank cap
  78. Help installing camshafts
  79. Sound like the injectors?
  80. 94 eldo tc engine knocking (i think)
  81. Engine Roaring and Popping from dead stop
  82. 03 STS rough IDLE P0300 & U1016 Code
  83. So I went on the highway in 2nd gear...
  84. Water pump belt?
  85. Low/No Oil Pressure
  86. Leaking oil, Not leaking oil
  87. Where Is The Ecu/pcm Located.
  88. Cylinder pressure test for blown head gasket??
  89. coolant pipes - replace or repair?
  90. few head gasket procedure questions
  91. MAP Sensor Problems. Need A Little Guidance.
  92. So Mixing Different Weight Oils is OK?
  93. Fan fuse
  94. Northstar Engine Swap. Has any1 Done it?
  95. Has anyone experience there car cutting off when the fuel is low but will restart?
  96. 99 STS Turbo Update
  97. Northstar cooling system question
  98. Hot Hot Hot !!!!
  99. How exactly do Oil Life Monitors work?
  100. crankshalf sensors
  101. S060 and P039
  102. DENSO or AC Delco Spark Plugs for a Northstar?
  103. normal running temp for a northstar?
  104. Water Pump replacement on a 96 deville
  105. Gonna Have to LIve with the Lifter Tick
  106. Codes
  107. 98 sts overheating problems
  108. corsa exhaust sound clip
  109. My northstar went south
  110. Crankshaft Position Sensor dead again??!?! Symptoms?
  111. 93-95 performance parts!
  112. 2003 FWD Deville engine dying
  113. Damaged boot between intake & tb... need advice
  114. red line
  115. new o2 sensor still p030 when idle
  116. turn signal problem ('94 STS)
  117. warped heads common?
  118. radiator or head gasket????????
  119. thermostat options
  120. Bad ( burning? ) Smell
  121. ISC replacement
  122. 98 deville spark plugs
  123. Oil Level Sensor
  124. Dropping cradle today, need a bit of guidance
  125. Maff screen remove? power gains?
  126. Runnin without o2 fuses in
  127. Thoughts on G-Tech Pro
  128. PCM Programming for N*?
  129. Decreased Performance ???
  130. anyone use non-"time" serts
  131. Fuel Rail Question...
  132. portability of engine, tranny, etc
  133. Harder than heck to start my
  134. Z-rated 93/94 Seville/Eldo PCM for sale-Ebay
  135. Northstar ETC dynoed
  136. Northstar in an Allante vs an STS?
  137. Long Block Replacement
  138. Leaking Fuel Rail
  139. turning off traction control on '95 sts
  140. New Towing Hitch
  141. Overheating problem just started.
  142. Normal Oil Consumption ???
  143. 112mph???
  144. 93 N* coolant temp sensor
  145. Finally Found PCM Programmer for 96-04 N* OBD-2!!!
  146. Voltage question
  147. Oil Question?????
  148. 97' Cadillac Deville Overheating
  149. ticking throttle
  150. Best Head Gasket Sealer
  151. '94 SLS Crankshaft pully
  152. 99 seville sls
  153. 1/4 mile
  154. radiator fan not spinning
  155. Noisy Lifters
  156. Sticky lifter Update
  157. Expensive Air Filters Worth it???
  158. Coolant system question
  159. hard start when hot, not FPR
  160. An Intresting scan tool
  161. pre 99 N* water pump belt tensioner.
  162. Hard Start/ Fuel Odor
  163. Belt Pulley
  164. coolant flow question
  165. Reading data from OBD II
  166. Inaccurate Battery Voltage Display??
  167. Detonation and Pre-ignition
  168. 94 STS needs help
  169. lifting a northstar
  170. Bosch +2 plugs (report)
  171. OSD says "Change Trans Fluid"
  172. premium at the pump...or is it??
  173. Heating Up
  174. 0-60
  175. More performance
  176. cooling fan problem
  177. 1995 seville pcm problem HELP
  178. Valve Train Question
  179. I keep getting P0404 and P0441? Looking for suggestions...
  180. wiring oil pressure sensor
  181. I keep getting P0404 and P0441
  182. Cooling Fans
  183. Some N* questions
  184. Check Engine Oil Level
  185. This N* is living a good life...
  186. Read TECH TIPS FPR - More Info needed
  187. Intakes
  188. 93 sts running rough only when hot
  189. What does "B2118 - Front Vertical Sensor Failed" mean?
  190. Anti-Sieze and Spark Plugs
  191. Intake Manifold questions - chime in!
  192. thermostat for north star
  193. Preparing for coolant change / Double Checking.
  194. 95 Intake Manifold Interchange?
  195. p0741 trouble code
  196. 1996 4.6 L. Rebuild, what should be replaced.
  197. Replacement parts after reman engine
  198. hardest water pump to install
  199. Sticky-Noisy Valve Lifters, What to Do?
  200. ISC Adjustment Procedure for OBD1 How To
  201. Need Part Number 94 N* INTAKE MANIFOLD
  202. My mechanic wants to put in a new radiator, should I let him?
  203. 94 caddy coolant leak
  204. Crossover measurement
  205. northstar in a fiero
  206. Oil Additive Question
  207. Overheating and low oil pressure
  208. How about no muffler??
  209. Engine rough running misses no power 95 Eldorado 4.6
  210. Borla vs Corsa and others
  211. starter noise, doesn't start
  212. oil pan gasket change, is this quote correct!?
  213. Mixing Coolants.
  214. '95 Concours leaking oil between engine and trans
  215. Time serts for sale
  216. Northstar changes year to year
  217. no power with Traction Control off
  218. Oil Change question.. price???
  219. A/C and vacuum
  220. 10 best engines, N* not 2 b found
  221. 93 runs rough when hot.
  222. Spark Plug Wire Placement
  223. Adjust TCS Sensitivity?
  224. "The power to set it free"
  225. Oil Analysis
  226. Tried Blue Devil?
  227. Overheating HELP!!!
  228. Alternator Removal??
  229. MAF screen missing
  230. Washed My North*
  231. Battery No Charge
  232. PCM programming question
  233. 95 TPS replace
  234. 93 sts fuel filter
  235. Engine Stall
  236. Can 'sticky' EGR cause misfire or similar?
  237. head gasket mileage
  238. Cadillac Dealerships
  239. dexcool flush
  240. 93 sts rough idle and fluttering under acceleration
  241. wanna see performance then mayb you wanna watch this
  242. cam specs for a 1995 sts
  243. Chance of Fire ??
  244. +++++Looking for a "Time-Sert" tool set+++++
  245. +++++Looking for a "Time-Sert" tool set+++++
  246. 97 STS overheating
  247. water pump
  248. oil change and coolant change this friday
  249. 97 SLS misfiring... ?
  250. Mystery Belt (Simple Question)