: Northstar Engines and System Technical Discussion



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  1. 97 ETC overheating
  2. Changing Coolant and the Right Number of Tablets
  3. Shh, it happened! then starting with 2 simple questions...
  4. Mid-grade fuel?
  5. North* easy tune up
  6. more top end speed
  7. My New 94 Eldorado
  8. Starts fine when cold, hesitates when warm...
  9. Northstar using unleaded fuel?
  10. It's Alive again
  11. Need water pump help ASAP!!
  12. Changing final gear ratio
  13. Changing '96 head gaskets....What else?
  14. Problem with RSS
  15. fuel pump pressure
  16. No heat inside the car
  17. Engine Coolant Change out
  18. Coolant question, 4.6 northstar
  19. Intake/Fuel Problem?
  20. Galloping Goose
  21. Engine Mountings 98 STS
  22. Which Brand Spark Plug is the best for 98 Deville?
  23. Redrilled cam sprockets vs aftermarket cams
  24. Dyno2000 Northstar File
  25. Procedure for removing and replacing heater core
  26. Pcm?
  27. Baffle Plat.. Bad design in older N*
  28. Motor Mounts for 97 sts
  29. N* & Mityvac Fluid Evacuator?
  30. Attn Phil!!!!
  31. north swap
  32. Mods for my 93 STS????
  33. Need to know ASAP: # of bellhousing bolts
  34. Gray exhaust smoke - '96 SLS
  35. '94 Northstar Rebuild--Need Specs.. Help?
  36. Mounts and Shocks
  37. Oil Consumption with the Northstar - any problems?
  38. Bonneville GPX/Northstar
  39. Question on switching from Premium to Ethanol Blended gas
  40. Cold driveability problem - '96 SLS LD8 128K
  41. 120 Mph Speed Limit??????
  42. Thoughts on "Royal Purple" oil ?
  43. Better mileage on regular?!?
  44. 112 mph limiter
  45. Air Filter box - more air???
  46. is WOT mandatory for a deville 2000
  47. Specified Northstar Max RPM Vs. Actual on Tach
  48. Coolant Capacity for 97 DeVille?
  49. Check out the codes in my 97 Deville... what do they mean ?
  50. Fleetwood Fuel Pump
  51. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  52. It's Aliiive! *evil cackle*
  53. Bad Fuel Pressure regulator ?
  54. 96 Eldo overheating
  55. trans/motor mounts
  56. Help with Intake cover & gasket
  57. Starter problems on my 94 N*
  58. N* Head Milling Machining
  59. Tricks to Change Fuel Pump 97 STS??
  60. Coolant problem - please help!!!
  61. 95 Aurora hard to start !!
  62. Just bought my Caddy, need help !!! PLEASE !!!
  63. Compression Test for Head Gasket Leak
  64. 95,sts cooling ????
  65. What Went Wrong ???
  66. Coolant pellets, how often?
  67. 94 ENGINE fit a 98??
  68. error sorry
  69. i got my n*
  70. JB metalweld
  71. Friends Used 1999 DeVille
  72. N* Rear Headgasket - replace in the car?
  73. wood grain steering wheel
  74. replacing cams on N*
  75. How do you explain the northstar's short comings?
  76. Easy Serpentine Belt Threading
  77. 96 STS Service Emissions System Service Engine Light
  78. radiator fans?
  79. Missing?
  80. Plugs and Plug Wires
  81. Headgasket - How long, how much?
  82. 97 Deville: Digital Fuel Gauge Problem
  83. After WOT engine started missing.
  84. RWD Northstar(s)?
  85. sorry+question
  86. wut ^ all got a newb question/story
  87. Torque test and gas cut off?
  88. Cams replaced 2000 DTS
  89. 15W-40 Oil?
  90. Tune-up on 1999 Deville D'Elagance
  91. Ugh.. Broken drill bit.......
  92. A/C Condensor removal ...
  93. supercharger on my eldo
  94. My problem
  95. modular fuel rail?
  96. HELP Car not starting!
  97. Vote for CTS-V NOW
  98. Northstar idle
  99. Is my A/C compressor toast?
  100. Performance Chip!!!
  101. A/C Compressor Clutch
  102. coolant change procedure
  103. $4500 to replace head gasket...
  104. 94 concourse running rough
  105. 94 coolant leak
  106. Engine Out Bottom or Top?
  107. Water Pumps
  108. p076, transmission pressure solenoid help
  109. Transmission pan and Intake Manifold cover
  110. No TCC lock-up
  111. Trans. going out?
  112. Northstar worries
  113. dloch - &others swapping intakes...
  114. Bonneville GXP owners FYI
  115. bbob- help!
  116. Low oil pressure?
  117. 2x4s - raising the intake manifold
  118. Bbob
  119. I figured it out!!!...Almost..:(
  120. Northstar error codes, OBD1 and OBD2
  121. after market chip up date?
  122. I think I'm cross-eyed
  123. Code T061 What Is It? How To Diag?
  124. N* cylinder heads question, Bbob
  125. finally got a code help help
  126. Norstar Leaking Enginer ...............CURE !
  127. 1995 eldorado northstar
  128. high idle
  129. Any word on the S/C project?
  130. 7 seconds before start.,
  131. Started removing the northstar
  132. Coolant Temp
  133. does a Northstar have lifters-how to replace
  134. 4.6 Northstar Engine mod question.
  135. All kinds of noises
  136. I Think I Threw a Rod
  137. 2000 Eldorado using oil???
  138. Diagnostic codes
  139. Northstar aftermarket and tuneability questions
  140. Diesel oil in gasoline engines...BBob, opinion?
  141. Lawrence Look
  142. what is wrong my engine or converter
  143. Bbob Look
  144. 93 Eldo cuts out on accel and shorts in Radio
  145. Seville not running right
  146. Alternating Types of OIL
  147. 96 Eldo jerking
  148. Head torque sequence
  149. Tool Hunt
  150. Tire Recommendation For 2000 Deville
  151. Have Questions About An Eldorado
  152. Swapping heads 94 -> 96
  153. Trans or Oil Cooler ?
  154. Oil leak is from pan
  155. me=moron
  156. Different Oil for Leaky Seals?
  157. Head vs. intake manifold gasket/overheating
  158. 98 STS spewed coolant...
  159. n*= @#$%^&*(
  160. 97 concours steering
  161. change trans fluid?
  162. HELP!!! my eldorados crazy.
  163. Head Work
  164. Headgasket/Rod Bearings/Carbon Buildup
  165. Fuel Filter Location?
  166. help 2000 deville servive engine light
  167. Coolant system seal tabs
  168. Emission Code E013
  169. Northstar timesert kit for sale,$175.00+shipping.
  170. Best oil for my geezer
  171. 93 STS with VSS issues
  172. radiator replacement?
  173. PCV Valve location?
  174. Where is the IAC module?
  175. K&N Filter for STS and Eldorado
  176. 93 4.6 dies at random then restarts
  177. Purge tank cap fiasco
  178. What does it take to swap intake manifolds?
  179. Oxygen Sensors......Need help soon!!!
  180. which hose does the bars leak go.
  181. 97 eld0 etc
  182. engine ID
  183. Interior dimmer location on 03 Deville?
  184. Blown Coolent crossover gasket....$$$$
  185. Missing Bracket or support
  186. Check Coolant Level
  187. 93 Eldo Overheats New Thermostat Didn't help
  188. Where to find tie bars?
  189. What's wrong in these pictures?
  190. 94 Northstar Oil Leak
  191. Northstar 4.0 mods?
  192. Engine Hesitation ?
  193. shift points???
  194. Pcm part number ???
  195. Northstar Engine Facts & Tid Bits
  196. oil filter 96 sts help
  197. Aurora airbox wrapped!
  198. Oil leaking on a 200K miles engine. Is the engine still good?
  199. Corsa Performance
  200. intermittent misfire on #1 cylinder. Help Please.
  201. Rotten Egg smell....
  202. 97 concours hard starting
  203. Bbob-Interesting facts of Northstar engines
  204. Engine stalled and wont restart!!!
  205. Northstar hesitation
  206. '96 Northstar Vs. '97 Northstar
  207. fuel injectors???
  208. Tranny clunk in 98 sls
  209. Head Bolt Torque
  210. Was driving and caddy cut off?
  211. 97 STS and EGR
  212. Oil for Northstar 7.5 or 8.0
  213. Low Refrigerant Msg: 2 or 3 cans?
  214. Northstar head gasket parts.
  215. 94 Concourse Transmission
  216. 97 Eldorado Fuel Pump gone bad?
  217. im new want to know some things
  218. BBob, 2 stroke oil in gas to preserve...
  219. Reprogramming Computer
  220. which plug is right?
  221. bbob - Correct Crank Scraper/Placement
  222. want RWD N*
  223. What does a PCV valve do?
  224. 97 deville- Loud clunk followed by surging....
  225. Rattle in front of engine on first start up? Help!!
  226. Looking for performance items for the Northstar
  227. New revised Head Torque Procedure
  228. Torque Converter Stall for STS
  229. Carbon knock and 1 quart per 1.000 miles
  230. Stumped!! - problem setting cam timing
  231. Cleaned throttle body, lots of gunk...
  232. 94 STS Rough Idle, Jerking in overdrive with no load on moter!
  233. 96 Deville o2 Sensor question
  234. o2 sensor problems
  235. How common are the "Z" speed rated NorthStar's
  236. Diagnostic Code help
  237. Hard Shifting Problem 98 STS
  238. New 04" 4.6 vs previous 3 less MPG?
  239. Walker Quiet Flow Mufflers?
  240. Hard starting '96 Seville STS - Advice sought
  241. Oil in intake manifold (eek!?)
  242. Birds nest under my intake. 94 STS
  243. engine swapp
  244. northstar 4.6 1994 eldorado touring coupe
  245. 94 STS Where is my egr valve!
  246. Safety Recall: Aurora 4.0 - Fuel rail leaks
  247. 2000 Deville Stalls when idleing in drive
  248. 4.6 northstar engine
  249. Cases resealed and new style pistons?
  250. horrible surging