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View Full Version : Northstar Engines and System Technical Discussion



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