: Northstar Engines and System Technical Discussion



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  1. 97 ETC overheating questions
  2. Bars Leak "Oil additive" not Coolant!!
  3. WTF? Intake Manifold Noise?
  4. Northstar main cap bolts
  5. 2002 Deville poor gas mileage
  6. best repair manual for 97 eldo
  7. who fixes your caddy?
  8. plug wires 97 etc
  9. N* Summer Maintenence
  10. transaxle shift relays?
  11. northstar as a plane engine?
  12. How does the PCM know what gear it's in?
  13. Screwed up water pump
  14. Head gasket price/strategy?
  15. TCC stuck OFF
  16. waterpump
  17. 97 ETC overheating
  18. Changing Coolant and the Right Number of Tablets
  19. Shh, it happened! then starting with 2 simple questions...
  20. Mid-grade fuel?
  21. North* easy tune up
  22. more top end speed
  23. My New 94 Eldorado
  24. Starts fine when cold, hesitates when warm...
  25. Northstar using unleaded fuel?
  26. It's Alive again
  27. Need water pump help ASAP!!
  28. Changing final gear ratio
  29. Changing '96 head gaskets....What else?
  30. Problem with RSS
  31. fuel pump pressure
  32. No heat inside the car
  33. Engine Coolant Change out
  34. Coolant question, 4.6 northstar
  35. Intake/Fuel Problem?
  36. Galloping Goose
  37. Engine Mountings 98 STS
  38. Which Brand Spark Plug is the best for 98 Deville?
  39. Redrilled cam sprockets vs aftermarket cams
  40. Dyno2000 Northstar File
  41. Procedure for removing and replacing heater core
  42. Pcm?
  43. Baffle Plat.. Bad design in older N*
  44. Motor Mounts for 97 sts
  45. N* & Mityvac Fluid Evacuator?
  46. Attn Phil!!!!
  47. north swap
  48. Mods for my 93 STS????
  49. Need to know ASAP: # of bellhousing bolts
  50. Gray exhaust smoke - '96 SLS
  51. '94 Northstar Rebuild--Need Specs.. Help?
  52. Mounts and Shocks
  53. Oil Consumption with the Northstar - any problems?
  54. Bonneville GPX/Northstar
  55. Question on switching from Premium to Ethanol Blended gas
  56. Cold driveability problem - '96 SLS LD8 128K
  57. 120 Mph Speed Limit??????
  58. Thoughts on "Royal Purple" oil ?
  59. Better mileage on regular?!?
  60. 112 mph limiter
  61. Air Filter box - more air???
  62. is WOT mandatory for a deville 2000
  63. Specified Northstar Max RPM Vs. Actual on Tach
  64. Coolant Capacity for 97 DeVille?
  65. Check out the codes in my 97 Deville... what do they mean ?
  66. Fleetwood Fuel Pump
  67. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  68. It's Aliiive! *evil cackle*
  69. Bad Fuel Pressure regulator ?
  70. 96 Eldo overheating
  71. trans/motor mounts
  72. Help with Intake cover & gasket
  73. Starter problems on my 94 N*
  74. N* Head Milling Machining
  75. Tricks to Change Fuel Pump 97 STS??
  76. Coolant problem - please help!!!
  77. 95 Aurora hard to start !!
  78. Just bought my Caddy, need help !!! PLEASE !!!
  79. Compression Test for Head Gasket Leak
  80. 95,sts cooling ????
  81. What Went Wrong ???
  82. Coolant pellets, how often?
  83. 94 ENGINE fit a 98??
  84. error sorry
  85. i got my n*
  86. JB metalweld
  87. Friends Used 1999 DeVille
  88. N* Rear Headgasket - replace in the car?
  89. wood grain steering wheel
  90. replacing cams on N*
  91. How do you explain the northstar's short comings?
  92. Easy Serpentine Belt Threading
  93. 96 STS Service Emissions System Service Engine Light
  94. radiator fans?
  95. Missing?
  96. Plugs and Plug Wires
  97. Headgasket - How long, how much?
  98. 97 Deville: Digital Fuel Gauge Problem
  99. After WOT engine started missing.
  100. RWD Northstar(s)?
  101. sorry+question
  102. wut ^ all got a newb question/story
  103. Torque test and gas cut off?
  104. Cams replaced 2000 DTS
  105. 15W-40 Oil?
  106. Tune-up on 1999 Deville D'Elagance
  107. Ugh.. Broken drill bit.......
  108. A/C Condensor removal ...
  109. supercharger on my eldo
  110. My problem
  111. modular fuel rail?
  112. HELP Car not starting!
  113. Vote for CTS-V NOW
  114. Northstar idle
  115. Is my A/C compressor toast?
  116. Performance Chip!!!
  117. A/C Compressor Clutch
  118. coolant change procedure
  119. $4500 to replace head gasket...
  120. 94 concourse running rough
  121. 94 coolant leak
  122. Engine Out Bottom or Top?
  123. Water Pumps
  124. p076, transmission pressure solenoid help
  125. Transmission pan and Intake Manifold cover
  126. No TCC lock-up
  127. Trans. going out?
  128. Northstar worries
  129. dloch - &others swapping intakes...
  130. Bonneville GXP owners FYI
  131. bbob- help!
  132. Low oil pressure?
  133. 2x4s - raising the intake manifold
  134. Bbob
  135. I figured it out!!!...Almost..:(
  136. Northstar error codes, OBD1 and OBD2
  137. after market chip up date?
  138. I think I'm cross-eyed
  139. Code T061 What Is It? How To Diag?
  140. N* cylinder heads question, Bbob
  141. finally got a code help help
  142. Norstar Leaking Enginer ...............CURE !
  143. 1995 eldorado northstar
  144. high idle
  145. Any word on the S/C project?
  146. 7 seconds before start.,
  147. Started removing the northstar
  148. Coolant Temp
  149. does a Northstar have lifters-how to replace
  150. 4.6 Northstar Engine mod question.
  151. All kinds of noises
  152. I Think I Threw a Rod
  153. 2000 Eldorado using oil???
  154. Diagnostic codes
  155. Northstar aftermarket and tuneability questions
  156. Diesel oil in gasoline engines...BBob, opinion?
  157. Lawrence Look
  158. what is wrong my engine or converter
  159. Bbob Look
  160. 93 Eldo cuts out on accel and shorts in Radio
  161. Seville not running right
  162. Alternating Types of OIL
  163. 96 Eldo jerking
  164. Head torque sequence
  165. Tool Hunt
  166. Tire Recommendation For 2000 Deville
  167. Have Questions About An Eldorado
  168. Swapping heads 94 -> 96
  169. Trans or Oil Cooler ?
  170. Oil leak is from pan
  171. me=moron
  172. Different Oil for Leaky Seals?
  173. Head vs. intake manifold gasket/overheating
  174. 98 STS spewed coolant...
  175. n*= @#$%^&*(
  176. 97 concours steering
  177. change trans fluid?
  178. HELP!!! my eldorados crazy.
  179. Head Work
  180. Headgasket/Rod Bearings/Carbon Buildup
  181. Fuel Filter Location?
  182. help 2000 deville servive engine light
  183. Coolant system seal tabs
  184. Emission Code E013
  185. Northstar timesert kit for sale,$175.00+shipping.
  186. Best oil for my geezer
  187. 93 STS with VSS issues
  188. radiator replacement?
  189. PCV Valve location?
  190. Where is the IAC module?
  191. K&N Filter for STS and Eldorado
  192. 93 4.6 dies at random then restarts
  193. Purge tank cap fiasco
  194. What does it take to swap intake manifolds?
  195. Oxygen Sensors......Need help soon!!!
  196. which hose does the bars leak go.
  197. 97 eld0 etc
  198. engine ID
  199. Interior dimmer location on 03 Deville?
  200. Blown Coolent crossover gasket....$$$$
  201. Missing Bracket or support
  202. Check Coolant Level
  203. 93 Eldo Overheats New Thermostat Didn't help
  204. Where to find tie bars?
  205. What's wrong in these pictures?
  206. 94 Northstar Oil Leak
  207. Northstar 4.0 mods?
  208. Engine Hesitation ?
  209. shift points???
  210. Pcm part number ???
  211. Northstar Engine Facts & Tid Bits
  212. oil filter 96 sts help
  213. Aurora airbox wrapped!
  214. Oil leaking on a 200K miles engine. Is the engine still good?
  215. Corsa Performance
  216. intermittent misfire on #1 cylinder. Help Please.
  217. Rotten Egg smell....
  218. 97 concours hard starting
  219. Bbob-Interesting facts of Northstar engines
  220. Engine stalled and wont restart!!!
  221. Northstar hesitation
  222. '96 Northstar Vs. '97 Northstar
  223. fuel injectors???
  224. Tranny clunk in 98 sls
  225. Head Bolt Torque
  226. Was driving and caddy cut off?
  227. 97 STS and EGR
  228. Oil for Northstar 7.5 or 8.0
  229. Low Refrigerant Msg: 2 or 3 cans?
  230. Northstar head gasket parts.
  231. 94 Concourse Transmission
  232. 97 Eldorado Fuel Pump gone bad?
  233. im new want to know some things
  234. BBob, 2 stroke oil in gas to preserve...
  235. Reprogramming Computer
  236. which plug is right?
  237. bbob - Correct Crank Scraper/Placement
  238. want RWD N*
  239. What does a PCV valve do?
  240. 97 deville- Loud clunk followed by surging....
  241. Rattle in front of engine on first start up? Help!!
  242. Looking for performance items for the Northstar
  243. New revised Head Torque Procedure
  244. Torque Converter Stall for STS
  245. Carbon knock and 1 quart per 1.000 miles
  246. Stumped!! - problem setting cam timing
  247. Cleaned throttle body, lots of gunk...
  248. 94 STS Rough Idle, Jerking in overdrive with no load on moter!
  249. 96 Deville o2 Sensor question
  250. o2 sensor problems