View Full Version : Northstar Performance and Technical Discussion


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