: Northstar Engines and System Technical Discussion



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  1. 94 ETC intermittent/low RPM miss
  2. Catalytic Converter Question -
  3. runaway eng Speed -Glowing exhaust -4.6L N*
  4. GM replacement surge tank cap
  5. Help installing camshafts
  6. Sound like the injectors?
  7. 94 eldo tc engine knocking (i think)
  8. Engine Roaring and Popping from dead stop
  9. 03 STS rough IDLE P0300 & U1016 Code
  10. So I went on the highway in 2nd gear...
  11. Water pump belt?
  12. Low/No Oil Pressure
  13. Leaking oil, Not leaking oil
  14. Where Is The Ecu/pcm Located.
  15. Cylinder pressure test for blown head gasket??
  16. coolant pipes - replace or repair?
  17. few head gasket procedure questions
  18. MAP Sensor Problems. Need A Little Guidance.
  19. So Mixing Different Weight Oils is OK?
  20. Fan fuse
  21. Northstar Engine Swap. Has any1 Done it?
  22. Has anyone experience there car cutting off when the fuel is low but will restart?
  23. 99 STS Turbo Update
  24. Northstar cooling system question
  25. Hot Hot Hot !!!!
  26. How exactly do Oil Life Monitors work?
  27. crankshalf sensors
  28. S060 and P039
  29. DENSO or AC Delco Spark Plugs for a Northstar?
  30. normal running temp for a northstar?
  31. Water Pump replacement on a 96 deville
  32. Gonna Have to LIve with the Lifter Tick
  33. Codes
  34. 98 sts overheating problems
  35. corsa exhaust sound clip
  36. My northstar went south
  37. Crankshaft Position Sensor dead again??!?! Symptoms?
  38. 93-95 performance parts!
  39. 2003 FWD Deville engine dying
  40. Damaged boot between intake & tb... need advice
  41. red line
  42. new o2 sensor still p030 when idle
  43. turn signal problem ('94 STS)
  44. warped heads common?
  45. radiator or head gasket????????
  46. thermostat options
  47. Bad ( burning? ) Smell
  48. ISC replacement
  49. 98 deville spark plugs
  50. Oil Level Sensor
  51. Dropping cradle today, need a bit of guidance
  52. Maff screen remove? power gains?
  53. Runnin without o2 fuses in
  54. Thoughts on G-Tech Pro
  55. PCM Programming for N*?
  56. Decreased Performance ???
  57. anyone use non-"time" serts
  58. Fuel Rail Question...
  59. portability of engine, tranny, etc
  60. Harder than heck to start my
  61. Z-rated 93/94 Seville/Eldo PCM for sale-Ebay
  62. Northstar ETC dynoed
  63. Northstar in an Allante vs an STS?
  64. Long Block Replacement
  65. Leaking Fuel Rail
  66. turning off traction control on '95 sts
  67. New Towing Hitch
  68. Overheating problem just started.
  69. Normal Oil Consumption ???
  70. 112mph???
  71. 93 N* coolant temp sensor
  72. Finally Found PCM Programmer for 96-04 N* OBD-2!!!
  73. Voltage question
  74. Oil Question?????
  75. 97' Cadillac Deville Overheating
  76. ticking throttle
  77. Best Head Gasket Sealer
  78. '94 SLS Crankshaft pully
  79. 99 seville sls
  80. 1/4 mile
  81. radiator fan not spinning
  82. Noisy Lifters
  83. Sticky lifter Update
  84. Expensive Air Filters Worth it???
  85. Coolant system question
  86. hard start when hot, not FPR
  87. An Intresting scan tool
  88. pre 99 N* water pump belt tensioner.
  89. Hard Start/ Fuel Odor
  90. Belt Pulley
  91. coolant flow question
  92. Reading data from OBD II
  93. Inaccurate Battery Voltage Display??
  94. Detonation and Pre-ignition
  95. 94 STS needs help
  96. lifting a northstar
  97. Bosch +2 plugs (report)
  98. OSD says "Change Trans Fluid"
  99. premium at the pump...or is it??
  100. Heating Up
  101. 0-60
  102. More performance
  103. cooling fan problem
  104. 1995 seville pcm problem HELP
  105. Valve Train Question
  106. I keep getting P0404 and P0441? Looking for suggestions...
  107. wiring oil pressure sensor
  108. I keep getting P0404 and P0441
  109. Cooling Fans
  110. Some N* questions
  111. Check Engine Oil Level
  112. This N* is living a good life...
  113. Read TECH TIPS FPR - More Info needed
  114. Intakes
  115. 93 sts running rough only when hot
  116. What does "B2118 - Front Vertical Sensor Failed" mean?
  117. Anti-Sieze and Spark Plugs
  118. Intake Manifold questions - chime in!
  119. thermostat for north star
  120. Preparing for coolant change / Double Checking.
  121. 95 Intake Manifold Interchange?
  122. p0741 trouble code
  123. 1996 4.6 L. Rebuild, what should be replaced.
  124. Replacement parts after reman engine
  125. hardest water pump to install
  126. Sticky-Noisy Valve Lifters, What to Do?
  127. ISC Adjustment Procedure for OBD1 How To
  128. Need Part Number 94 N* INTAKE MANIFOLD
  129. My mechanic wants to put in a new radiator, should I let him?
  130. 94 caddy coolant leak
  131. Crossover measurement
  132. northstar in a fiero
  133. Oil Additive Question
  134. Overheating and low oil pressure
  135. How about no muffler??
  136. Engine rough running misses no power 95 Eldorado 4.6
  137. Borla vs Corsa and others
  138. starter noise, doesn't start
  139. oil pan gasket change, is this quote correct!?
  140. Mixing Coolants.
  141. '95 Concours leaking oil between engine and trans
  142. Time serts for sale
  143. Northstar changes year to year
  144. no power with Traction Control off
  145. Oil Change question.. price???
  146. A/C and vacuum
  147. 10 best engines, N* not 2 b found
  148. 93 runs rough when hot.
  149. Spark Plug Wire Placement
  150. Adjust TCS Sensitivity?
  151. "The power to set it free"
  152. Oil Analysis
  153. Tried Blue Devil?
  154. Overheating HELP!!!
  155. Alternator Removal??
  156. MAF screen missing
  157. Washed My North*
  158. Battery No Charge
  159. PCM programming question
  160. 95 TPS replace
  161. 93 sts fuel filter
  162. Engine Stall
  163. Can 'sticky' EGR cause misfire or similar?
  164. head gasket mileage
  165. Cadillac Dealerships
  166. dexcool flush
  167. 93 sts rough idle and fluttering under acceleration
  168. wanna see performance then mayb you wanna watch this
  169. cam specs for a 1995 sts
  170. Chance of Fire ??
  171. +++++Looking for a "Time-Sert" tool set+++++
  172. +++++Looking for a "Time-Sert" tool set+++++
  173. 97 STS overheating
  174. water pump
  175. oil change and coolant change this friday
  176. 97 SLS misfiring... ?
  177. Mystery Belt (Simple Question)
  178. 95 Aurora OBD I or OBD II
  179. Normal Temp Readings
  180. Northstar for marine use?
  181. 92 Eldo OBD Code help
  182. kick down
  183. WOT in a Aurora 4.0
  184. Low Oil Pressure
  185. When buying a Northstar powered car....
  186. Oil OIl Everywhere Not a drop to spare
  187. Overheating 95 Seville Sls
  188. Rough idle at start-up
  189. Northstar low oil pressure alarm
  190. Nothstar fairytails
  191. rough idling at lights
  192. Anyone know what "P1320 - IC 4X Reference Circuit Intermittent" means?
  193. Codes p0174, b2102, u1064
  194. Prestone EG coolant "new formula"? for 95 SLS N*
  195. Elusive overheating problem solved/excess oil found
  196. NorthStar Head Bolts
  197. 4.6L Parts Supplier and Availability Question
  198. Torque Convertor removal, problem (96 4.6L)
  199. 4.6 Northstar Time-sert headbolt hole repair kit
  200. My 94 seville idles and runs terrible. I've done everything!
  201. oil consumption cured
  202. How often do I clean the throttle body?
  203. 94 A/C Problem
  204. Flushing radiator 98 deville
  205. Help with codes for an 02 Deville....
  206. 95 Eldo Idle/Acceleration????
  207. I'm sure this has been asked
  208. 1997 stalling problem
  209. 10% Ethanol comes to Northeast U.S.
  210. So I've been using 5W30...
  211. My tranny is FUBAR!
  212. Northstart - Blown Head / Headgasket?
  213. HOW TO: Test/Change TPS (99 STS)
  214. Rebuilt Northstar, No Codes, Poor MPG
  215. 4T80E Torque Converter Removal
  216. 97 ETC Complete Exhaust
  217. help with new car
  218. Fuel mileage (Holy cow!!!)
  219. Radiator Sealant
  220. 2000-2004 crank sensors
  221. Transmission squeak?
  222. Missing 9 HP
  223. How good is K&N filters... really?
  224. Leaking anti-freeze poss waterpump area
  225. Timeserts
  226. L37 gear shifts at what speeds?
  227. Rough cold idle...
  228. help in determing this motor
  229. Is there any interest in 93-95 bored throttle bodies?
  230. Temp gauge issue (Question 2)
  231. Fuel gauge issue (Question 1)
  232. Coolant boiling out of overflow
  233. upgrades...K+N =BAD???
  234. Well im alive...
  235. 1999 deville North** lost mileage
  236. Actual N* engine swaps
  237. Coolant Leak
  238. Just bought my first Cadillac-Has green coolant
  239. Any increase MPG tips?
  240. why ios engine running hotter than before
  241. where is the thermostat located in 2003 deville
  242. how to change coolant in 2003 deville
  243. Head Gasket Going
  244. difference between 275 and 300hp N*?
  245. 96-98 Intake parts
  246. Why is the Northstar "better" than the Intech?
  247. Post 2000 N*?
  248. Motor Mount Question
  249. A/C Question 1994 STS
  250. real fast idle