: Northstar Engines and System Technical Discussion



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  1. '94 STS is overheating
  2. '94 SLS Idling to fast
  3. 01 Eldo - 100shot Nitrous - track results
  4. RSM Racing / No more?
  5. 2000 STS Error Codes
  6. quick engine question
  7. A few questions about the 4.0 Northstar
  8. So what would happen...
  9. engine oil leaking
  10. Oil change today after 12,735 since last oil change
  11. Help with Check engine light and pcm codes!!
  12. Is this realistic ?
  13. which car to buy
  14. fuel injector fell out!?!?
  15. exhaust sizes and upgrades?
  16. exhuast sizes an performance
  17. 1996 Deville with a small head gasket leak.
  18. Water Pump pulley
  19. Anyone have a timesert bit they could measure for me?
  20. No Spark On Hot Restart
  21. Northstar parts
  22. question on swaping out 96 northstar
  23. Engine additives...safe for N*?
  24. Transmission Problem
  25. Finally Been Done Cadillac Obd-2 N* Pcm Programmer!!!
  26. Need help one more time!!!!!
  27. hot start when cold
  28. Headgaskets - deterioration or pulled head studs?
  29. Oil Coverd Spark Plugs on Northstar
  30. 1995 new starter $1000 plus?...
  31. AC Compressor
  32. How to calculate HP to weight ratio?
  33. 300 hp northstar in a deville
  34. Belt problem
  35. motor oil?
  36. 94 DeVille..I cant get my drive belt back on. Help!!
  37. not rough idle, just abnormal, help?!
  38. help identifying parts and removing wire harness
  39. Starter Grind on 94 STS
  40. P132 (E132) ......................................... Knock Sensor Circuitry Failure
  41. Oil Pan Removal??? What am I missing
  42. N* water pump?
  43. What Year NSs Fit a '99 Deville? Need Help
  44. Well...how about ram air?
  45. Congratulations to Ranger...10000 posts
  46. Does The Tornado Really work? And Cold air intake!!!
  47. Was H. Gasket Prob Fixed in Later NStars?
  48. 2000 NS Oil Leak
  49. 94 ETC intermittent/low RPM miss
  50. Catalytic Converter Question -
  51. runaway eng Speed -Glowing exhaust -4.6L N*
  52. GM replacement surge tank cap
  53. Help installing camshafts
  54. Sound like the injectors?
  55. 94 eldo tc engine knocking (i think)
  56. Engine Roaring and Popping from dead stop
  57. 03 STS rough IDLE P0300 & U1016 Code
  58. So I went on the highway in 2nd gear...
  59. Water pump belt?
  60. Low/No Oil Pressure
  61. Leaking oil, Not leaking oil
  62. Where Is The Ecu/pcm Located.
  63. Cylinder pressure test for blown head gasket??
  64. coolant pipes - replace or repair?
  65. few head gasket procedure questions
  66. MAP Sensor Problems. Need A Little Guidance.
  67. So Mixing Different Weight Oils is OK?
  68. Fan fuse
  69. Northstar Engine Swap. Has any1 Done it?
  70. Has anyone experience there car cutting off when the fuel is low but will restart?
  71. 99 STS Turbo Update
  72. Northstar cooling system question
  73. Hot Hot Hot !!!!
  74. How exactly do Oil Life Monitors work?
  75. crankshalf sensors
  76. S060 and P039
  77. DENSO or AC Delco Spark Plugs for a Northstar?
  78. normal running temp for a northstar?
  79. Water Pump replacement on a 96 deville
  80. Gonna Have to LIve with the Lifter Tick
  81. Codes
  82. 98 sts overheating problems
  83. corsa exhaust sound clip
  84. My northstar went south
  85. Crankshaft Position Sensor dead again??!?! Symptoms?
  86. 93-95 performance parts!
  87. 2003 FWD Deville engine dying
  88. Damaged boot between intake & tb... need advice
  89. red line
  90. new o2 sensor still p030 when idle
  91. turn signal problem ('94 STS)
  92. warped heads common?
  93. radiator or head gasket????????
  94. thermostat options
  95. Bad ( burning? ) Smell
  96. ISC replacement
  97. 98 deville spark plugs
  98. Oil Level Sensor
  99. Dropping cradle today, need a bit of guidance
  100. Maff screen remove? power gains?
  101. Runnin without o2 fuses in
  102. Thoughts on G-Tech Pro
  103. PCM Programming for N*?
  104. Decreased Performance ???
  105. anyone use non-"time" serts
  106. Fuel Rail Question...
  107. portability of engine, tranny, etc
  108. Harder than heck to start my
  109. Z-rated 93/94 Seville/Eldo PCM for sale-Ebay
  110. Northstar ETC dynoed
  111. Northstar in an Allante vs an STS?
  112. Long Block Replacement
  113. Leaking Fuel Rail
  114. turning off traction control on '95 sts
  115. New Towing Hitch
  116. Overheating problem just started.
  117. Normal Oil Consumption ???
  118. 112mph???
  119. 93 N* coolant temp sensor
  120. Finally Found PCM Programmer for 96-04 N* OBD-2!!!
  121. Voltage question
  122. Oil Question?????
  123. 97' Cadillac Deville Overheating
  124. ticking throttle
  125. Best Head Gasket Sealer
  126. '94 SLS Crankshaft pully
  127. 99 seville sls
  128. 1/4 mile
  129. radiator fan not spinning
  130. Noisy Lifters
  131. Sticky lifter Update
  132. Expensive Air Filters Worth it???
  133. Coolant system question
  134. hard start when hot, not FPR
  135. An Intresting scan tool
  136. pre 99 N* water pump belt tensioner.
  137. Hard Start/ Fuel Odor
  138. Belt Pulley
  139. coolant flow question
  140. Reading data from OBD II
  141. Inaccurate Battery Voltage Display??
  142. Detonation and Pre-ignition
  143. 94 STS needs help
  144. lifting a northstar
  145. Bosch +2 plugs (report)
  146. OSD says "Change Trans Fluid"
  147. premium at the pump...or is it??
  148. Heating Up
  149. 0-60
  150. More performance
  151. cooling fan problem
  152. 1995 seville pcm problem HELP
  153. Valve Train Question
  154. I keep getting P0404 and P0441? Looking for suggestions...
  155. wiring oil pressure sensor
  156. I keep getting P0404 and P0441
  157. Cooling Fans
  158. Some N* questions
  159. Check Engine Oil Level
  160. This N* is living a good life...
  161. Read TECH TIPS FPR - More Info needed
  162. Intakes
  163. 93 sts running rough only when hot
  164. What does "B2118 - Front Vertical Sensor Failed" mean?
  165. Anti-Sieze and Spark Plugs
  166. Intake Manifold questions - chime in!
  167. thermostat for north star
  168. Preparing for coolant change / Double Checking.
  169. 95 Intake Manifold Interchange?
  170. p0741 trouble code
  171. 1996 4.6 L. Rebuild, what should be replaced.
  172. Replacement parts after reman engine
  173. hardest water pump to install
  174. Sticky-Noisy Valve Lifters, What to Do?
  175. ISC Adjustment Procedure for OBD1 How To
  176. Need Part Number 94 N* INTAKE MANIFOLD
  177. My mechanic wants to put in a new radiator, should I let him?
  178. 94 caddy coolant leak
  179. Crossover measurement
  180. northstar in a fiero
  181. Oil Additive Question
  182. Overheating and low oil pressure
  183. How about no muffler??
  184. Engine rough running misses no power 95 Eldorado 4.6
  185. Borla vs Corsa and others
  186. starter noise, doesn't start
  187. oil pan gasket change, is this quote correct!?
  188. Mixing Coolants.
  189. '95 Concours leaking oil between engine and trans
  190. Time serts for sale
  191. Northstar changes year to year
  192. no power with Traction Control off
  193. Oil Change question.. price???
  194. A/C and vacuum
  195. 10 best engines, N* not 2 b found
  196. 93 runs rough when hot.
  197. Spark Plug Wire Placement
  198. Adjust TCS Sensitivity?
  199. "The power to set it free"
  200. Oil Analysis
  201. Tried Blue Devil?
  202. Overheating HELP!!!
  203. Alternator Removal??
  204. MAF screen missing
  205. Washed My North*
  206. Battery No Charge
  207. PCM programming question
  208. 95 TPS replace
  209. 93 sts fuel filter
  210. Engine Stall
  211. Can 'sticky' EGR cause misfire or similar?
  212. head gasket mileage
  213. Cadillac Dealerships
  214. dexcool flush
  215. 93 sts rough idle and fluttering under acceleration
  216. wanna see performance then mayb you wanna watch this
  217. cam specs for a 1995 sts
  218. Chance of Fire ??
  219. +++++Looking for a "Time-Sert" tool set+++++
  220. +++++Looking for a "Time-Sert" tool set+++++
  221. 97 STS overheating
  222. water pump
  223. oil change and coolant change this friday
  224. 97 SLS misfiring... ?
  225. Mystery Belt (Simple Question)
  226. 95 Aurora OBD I or OBD II
  227. Normal Temp Readings
  228. Northstar for marine use?
  229. 92 Eldo OBD Code help
  230. kick down
  231. WOT in a Aurora 4.0
  232. Low Oil Pressure
  233. When buying a Northstar powered car....
  234. Oil OIl Everywhere Not a drop to spare
  235. Overheating 95 Seville Sls
  236. Rough idle at start-up
  237. Northstar low oil pressure alarm
  238. Nothstar fairytails
  239. rough idling at lights
  240. Anyone know what "P1320 - IC 4X Reference Circuit Intermittent" means?
  241. Codes p0174, b2102, u1064
  242. Prestone EG coolant "new formula"? for 95 SLS N*
  243. Elusive overheating problem solved/excess oil found
  244. NorthStar Head Bolts
  245. 4.6L Parts Supplier and Availability Question
  246. Torque Convertor removal, problem (96 4.6L)
  247. 4.6 Northstar Time-sert headbolt hole repair kit
  248. My 94 seville idles and runs terrible. I've done everything!
  249. oil consumption cured
  250. How often do I clean the throttle body?