: Northstar Engines and System Technical Discussion



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  1. Finally Found PCM Programmer for 96-04 N* OBD-2!!!
  2. Voltage question
  3. Oil Question?????
  4. 97' Cadillac Deville Overheating
  5. ticking throttle
  6. Best Head Gasket Sealer
  7. '94 SLS Crankshaft pully
  8. 99 seville sls
  9. 1/4 mile
  10. radiator fan not spinning
  11. Noisy Lifters
  12. Sticky lifter Update
  13. Expensive Air Filters Worth it???
  14. Coolant system question
  15. hard start when hot, not FPR
  16. An Intresting scan tool
  17. pre 99 N* water pump belt tensioner.
  18. Hard Start/ Fuel Odor
  19. Belt Pulley
  20. coolant flow question
  21. Reading data from OBD II
  22. Inaccurate Battery Voltage Display??
  23. Detonation and Pre-ignition
  24. 94 STS needs help
  25. lifting a northstar
  26. Bosch +2 plugs (report)
  27. OSD says "Change Trans Fluid"
  28. premium at the pump...or is it??
  29. Heating Up
  30. 0-60
  31. More performance
  32. cooling fan problem
  33. 1995 seville pcm problem HELP
  34. Valve Train Question
  35. I keep getting P0404 and P0441? Looking for suggestions...
  36. wiring oil pressure sensor
  37. I keep getting P0404 and P0441
  38. Cooling Fans
  39. Some N* questions
  40. Check Engine Oil Level
  41. This N* is living a good life...
  42. Read TECH TIPS FPR - More Info needed
  43. Intakes
  44. 93 sts running rough only when hot
  45. What does "B2118 - Front Vertical Sensor Failed" mean?
  46. Anti-Sieze and Spark Plugs
  47. Intake Manifold questions - chime in!
  48. thermostat for north star
  49. Preparing for coolant change / Double Checking.
  50. 95 Intake Manifold Interchange?
  51. p0741 trouble code
  52. 1996 4.6 L. Rebuild, what should be replaced.
  53. Replacement parts after reman engine
  54. hardest water pump to install
  55. Sticky-Noisy Valve Lifters, What to Do?
  56. ISC Adjustment Procedure for OBD1 How To
  57. Need Part Number 94 N* INTAKE MANIFOLD
  58. My mechanic wants to put in a new radiator, should I let him?
  59. 94 caddy coolant leak
  60. Crossover measurement
  61. northstar in a fiero
  62. Oil Additive Question
  63. Overheating and low oil pressure
  64. How about no muffler??
  65. Engine rough running misses no power 95 Eldorado 4.6
  66. Borla vs Corsa and others
  67. starter noise, doesn't start
  68. oil pan gasket change, is this quote correct!?
  69. Mixing Coolants.
  70. '95 Concours leaking oil between engine and trans
  71. Time serts for sale
  72. Northstar changes year to year
  73. no power with Traction Control off
  74. Oil Change question.. price???
  75. A/C and vacuum
  76. 10 best engines, N* not 2 b found
  77. 93 runs rough when hot.
  78. Spark Plug Wire Placement
  79. Adjust TCS Sensitivity?
  80. "The power to set it free"
  81. Oil Analysis
  82. Tried Blue Devil?
  83. Overheating HELP!!!
  84. Alternator Removal??
  85. MAF screen missing
  86. Washed My North*
  87. Battery No Charge
  88. PCM programming question
  89. 95 TPS replace
  90. 93 sts fuel filter
  91. Engine Stall
  92. Can 'sticky' EGR cause misfire or similar?
  93. head gasket mileage
  94. Cadillac Dealerships
  95. dexcool flush
  96. 93 sts rough idle and fluttering under acceleration
  97. wanna see performance then mayb you wanna watch this
  98. cam specs for a 1995 sts
  99. Chance of Fire ??
  100. +++++Looking for a "Time-Sert" tool set+++++
  101. +++++Looking for a "Time-Sert" tool set+++++
  102. 97 STS overheating
  103. water pump
  104. oil change and coolant change this friday
  105. 97 SLS misfiring... ?
  106. Mystery Belt (Simple Question)
  107. 95 Aurora OBD I or OBD II
  108. Normal Temp Readings
  109. Northstar for marine use?
  110. 92 Eldo OBD Code help
  111. kick down
  112. WOT in a Aurora 4.0
  113. Low Oil Pressure
  114. When buying a Northstar powered car....
  115. Oil OIl Everywhere Not a drop to spare
  116. Overheating 95 Seville Sls
  117. Rough idle at start-up
  118. Northstar low oil pressure alarm
  119. Nothstar fairytails
  120. rough idling at lights
  121. Anyone know what "P1320 - IC 4X Reference Circuit Intermittent" means?
  122. Codes p0174, b2102, u1064
  123. Prestone EG coolant "new formula"? for 95 SLS N*
  124. Elusive overheating problem solved/excess oil found
  125. NorthStar Head Bolts
  126. 4.6L Parts Supplier and Availability Question
  127. Torque Convertor removal, problem (96 4.6L)
  128. 4.6 Northstar Time-sert headbolt hole repair kit
  129. My 94 seville idles and runs terrible. I've done everything!
  130. oil consumption cured
  131. How often do I clean the throttle body?
  132. 94 A/C Problem
  133. Flushing radiator 98 deville
  134. Help with codes for an 02 Deville....
  135. 95 Eldo Idle/Acceleration????
  136. I'm sure this has been asked
  137. 1997 stalling problem
  138. 10% Ethanol comes to Northeast U.S.
  139. So I've been using 5W30...
  140. My tranny is FUBAR!
  141. Northstart - Blown Head / Headgasket?
  142. HOW TO: Test/Change TPS (99 STS)
  143. Rebuilt Northstar, No Codes, Poor MPG
  144. 4T80E Torque Converter Removal
  145. 97 ETC Complete Exhaust
  146. help with new car
  147. Fuel mileage (Holy cow!!!)
  148. Radiator Sealant
  149. 2000-2004 crank sensors
  150. Transmission squeak?
  151. Missing 9 HP
  152. How good is K&N filters... really?
  153. Leaking anti-freeze poss waterpump area
  154. Timeserts
  155. L37 gear shifts at what speeds?
  156. Rough cold idle...
  157. help in determing this motor
  158. Is there any interest in 93-95 bored throttle bodies?
  159. Temp gauge issue (Question 2)
  160. Fuel gauge issue (Question 1)
  161. Coolant boiling out of overflow
  162. upgrades...K+N =BAD???
  163. Well im alive...
  164. 1999 deville North** lost mileage
  165. Actual N* engine swaps
  166. Coolant Leak
  167. Just bought my first Cadillac-Has green coolant
  168. Any increase MPG tips?
  169. why ios engine running hotter than before
  170. where is the thermostat located in 2003 deville
  171. how to change coolant in 2003 deville
  172. Head Gasket Going
  173. difference between 275 and 300hp N*?
  174. 96-98 Intake parts
  175. Why is the Northstar "better" than the Intech?
  176. Post 2000 N*?
  177. Motor Mount Question
  178. A/C Question 1994 STS
  179. real fast idle
  180. So I Put My Sled On The Dyno Today..
  181. N* Supercharger and Turbo Systems!?!
  182. 93 N* AC bypass belt?
  183. How come N* isn't used in more vehicles?
  184. Switched to Mobil-1 and oil consumption dropped
  185. 2000 deville dts (Engine runs rough when 1st started)
  186. 2 mufflers for cosmetics or performance?
  187. Northstar upgrades?
  188. How difficult is this?
  189. It won't fire!!!!
  190. Northstar stands alone?
  191. Engine on or off during On Board Diagnostics?
  192. timing pics, homemade locating pins, please look
  193. HELP! Need part number........
  194. AC Recharging Help
  195. About those electric superchargers...
  196. Possibly the best sounding N*?
  197. $660 tune up for 95 STS??!!
  198. Engine Temp. Sensor
  199. When do I replace the AC Compressor
  200. 94 SLS 4.6l, code P071
  201. 130mph??
  202. oil filter adapter
  203. 94 to 97 Northstar interchange question
  204. Bad batch of DELCO PLATINUM 41-950 SPARK PLUGS
  205. How long should plugs/wires last?
  206. Easy question - which is right and which is left?
  207. Tell me how to do a WOT.
  208. How did this guy do burnouts?
  209. 95 Eldorado occasional starting problem.
  210. Coolant change Air purging?
  211. two torque sequences?
  212. mystery oil leak
  213. Still Can't Get The Front Valve Cover Off!!!
  214. Ignition System Problems
  215. This sounds dumb but I'm gonna ask anyway - air intake question
  216. A/C recharge
  217. API grades
  218. Engine Difference between 97' & 99' STS?
  219. part# for speedy sleeve
  220. Post Head gasket job (need Veteran rebuilders advise)
  221. 94 concours acting up..
  222. Trans Question 01 DTS
  223. Engine Error Codes...Please Help
  224. 4.6 L NorthStar Engine Design Questions
  225. multi miss fire multi codes 1996 dev
  226. Have a big ?
  227. What does it all mean?
  228. Metal flakes in engine oil
  229. latest lower end seal job procedure
  230. OBDII Tuner software for Northstar.
  231. Poor gas mileage in aurora 4.0
  232. Northstar Head Gasket, which side, which jug is more common
  233. Code P1415 help?
  234. need new O2s
  235. 2002 Deville transmission
  236. Wanted:1999 4.6 NorthStar leak-down values
  237. MAP Sensor relocation
  238. Can someone explain HOW my injectors went bad?
  239. Bad Mileage Not Fpr
  240. 1999 Cadillac STS Exhaust Mufflers
  241. 4t80e production changes 95-9
  242. Manifolds are melting my car
  243. Check Atf
  244. Putting Northstar on an Engine Stand
  245. Headgasket job +++?
  246. northstar swap into another car, a few questions
  247. 2002 Seville STS Cataylst Issues
  248. Engine Temperatures
  249. Can a 1999 4.6L Northstar "Y" be replaced/exchanged with a "9" of the same year
  250. Amsoil nano-filters (air & oil)