: Northstar Engines and System Technical Discussion



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