: Northstar Engines and System Technical Discussion



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  1. Advice on engine miss and motor mount
  2. 1996 Eldorado ETC overheating.
  3. Spark Plug question for N*
  4. 92 cadillac deville won't start
  5. Timecerts pulled out !
  6. Fuel rail recall expanded
  7. 97 overheating update/helms/questions
  8. Identifing a part (1993 STS - N*)
  9. Dealer Says I Need A New Engine: PLEASE HELP
  10. P0441 Whats this caused by?
  11. Leaking Head gasket cause miss at idle?
  12. from active 2 passive shocks
  13. Water pump belt
  14. Throttle Body Question
  15. need trouble code definitions
  16. Dtc P0503 1520 And Transmission Slip
  17. My 97 Deville is hard to start only when cold
  18. Fuel Gauge Damage by High Sulphur Content
  19. Aurora specs-parts?
  20. Coolant type HELP!!!!
  21. Sources for water pump pulley puller/installer
  22. Stupid muffler question!!!
  23. Differences between the VIN 9 and Y
  24. Northstar overheating
  25. Performance mufflers reliability
  26. Oil pressure sensor on Northstar
  27. How many miles on your N*?
  28. Mobil 1 Now Required ??
  29. Is the Northstar junk?
  30. 98 STS Staled Out! and wont start.
  31. North* pros and cons?
  32. STS Engine installed IMPECCABLE JOB!!!
  33. Thanks on the 97 overheating
  34. Towing with a STS...
  35. 97 eldo missfiring
  36. North* oil pan removal ELDO ETC
  37. Throttle Body
  38. Northsatr question (years)
  39. 1999 Caddy stalls while driving
  40. Misfire and P046
  41. 94' SLS oil leak?
  42. 02 Deville keeps dying...please help!
  43. radiator replacement
  44. PCM code p039
  45. 97 ETC overheating questions
  46. Bars Leak "Oil additive" not Coolant!!
  47. WTF? Intake Manifold Noise?
  48. Northstar main cap bolts
  49. 2002 Deville poor gas mileage
  50. best repair manual for 97 eldo
  51. who fixes your caddy?
  52. plug wires 97 etc
  53. N* Summer Maintenence
  54. transaxle shift relays?
  55. northstar as a plane engine?
  56. How does the PCM know what gear it's in?
  57. Screwed up water pump
  58. Head gasket price/strategy?
  59. TCC stuck OFF
  60. waterpump
  61. 97 ETC overheating
  62. Changing Coolant and the Right Number of Tablets
  63. Shh, it happened! then starting with 2 simple questions...
  64. Mid-grade fuel?
  65. North* easy tune up
  66. more top end speed
  67. My New 94 Eldorado
  68. Starts fine when cold, hesitates when warm...
  69. Northstar using unleaded fuel?
  70. It's Alive again
  71. Need water pump help ASAP!!
  72. Changing final gear ratio
  73. Changing '96 head gaskets....What else?
  74. Problem with RSS
  75. fuel pump pressure
  76. No heat inside the car
  77. Engine Coolant Change out
  78. Coolant question, 4.6 northstar
  79. Intake/Fuel Problem?
  80. Galloping Goose
  81. Engine Mountings 98 STS
  82. Which Brand Spark Plug is the best for 98 Deville?
  83. Redrilled cam sprockets vs aftermarket cams
  84. Dyno2000 Northstar File
  85. Procedure for removing and replacing heater core
  86. Pcm?
  87. Baffle Plat.. Bad design in older N*
  88. Motor Mounts for 97 sts
  89. N* & Mityvac Fluid Evacuator?
  90. Attn Phil!!!!
  91. north swap
  92. Mods for my 93 STS????
  93. Need to know ASAP: # of bellhousing bolts
  94. Gray exhaust smoke - '96 SLS
  95. '94 Northstar Rebuild--Need Specs.. Help?
  96. Mounts and Shocks
  97. Oil Consumption with the Northstar - any problems?
  98. Bonneville GPX/Northstar
  99. Question on switching from Premium to Ethanol Blended gas
  100. Cold driveability problem - '96 SLS LD8 128K
  101. 120 Mph Speed Limit??????
  102. Thoughts on "Royal Purple" oil ?
  103. Better mileage on regular?!?
  104. 112 mph limiter
  105. Air Filter box - more air???
  106. is WOT mandatory for a deville 2000
  107. Specified Northstar Max RPM Vs. Actual on Tach
  108. Coolant Capacity for 97 DeVille?
  109. Check out the codes in my 97 Deville... what do they mean ?
  110. Fleetwood Fuel Pump
  111. Engine Locked Up!!!!!!!!!!!! Neeed Help!!!!....please
  112. It's Aliiive! *evil cackle*
  113. Bad Fuel Pressure regulator ?
  114. 96 Eldo overheating
  115. trans/motor mounts
  116. Help with Intake cover & gasket
  117. Starter problems on my 94 N*
  118. N* Head Milling Machining
  119. Tricks to Change Fuel Pump 97 STS??
  120. Coolant problem - please help!!!
  121. 95 Aurora hard to start !!
  122. Just bought my Caddy, need help !!! PLEASE !!!
  123. Compression Test for Head Gasket Leak
  124. 95,sts cooling ????
  125. What Went Wrong ???
  126. Coolant pellets, how often?
  127. 94 ENGINE fit a 98??
  128. error sorry
  129. i got my n*
  130. JB metalweld
  131. Friends Used 1999 DeVille
  132. N* Rear Headgasket - replace in the car?
  133. wood grain steering wheel
  134. replacing cams on N*
  135. How do you explain the northstar's short comings?
  136. Easy Serpentine Belt Threading
  137. 96 STS Service Emissions System Service Engine Light
  138. radiator fans?
  139. Missing?
  140. Plugs and Plug Wires
  141. Headgasket - How long, how much?
  142. 97 Deville: Digital Fuel Gauge Problem
  143. After WOT engine started missing.
  144. RWD Northstar(s)?
  145. sorry+question
  146. wut ^ all got a newb question/story
  147. Torque test and gas cut off?
  148. Cams replaced 2000 DTS
  149. 15W-40 Oil?
  150. Tune-up on 1999 Deville D'Elagance
  151. Ugh.. Broken drill bit.......
  152. A/C Condensor removal ...
  153. supercharger on my eldo
  154. My problem
  155. modular fuel rail?
  156. HELP Car not starting!
  157. Vote for CTS-V NOW
  158. Northstar idle
  159. Is my A/C compressor toast?
  160. Performance Chip!!!
  161. A/C Compressor Clutch
  162. coolant change procedure
  163. $4500 to replace head gasket...
  164. 94 concourse running rough
  165. 94 coolant leak
  166. Engine Out Bottom or Top?
  167. Water Pumps
  168. p076, transmission pressure solenoid help
  169. Transmission pan and Intake Manifold cover
  170. No TCC lock-up
  171. Trans. going out?
  172. Northstar worries
  173. dloch - &others swapping intakes...
  174. Bonneville GXP owners FYI
  175. bbob- help!
  176. Low oil pressure?
  177. 2x4s - raising the intake manifold
  178. Bbob
  179. I figured it out!!!...Almost..:(
  180. Northstar error codes, OBD1 and OBD2
  181. after market chip up date?
  182. I think I'm cross-eyed
  183. Code T061 What Is It? How To Diag?
  184. N* cylinder heads question, Bbob
  185. finally got a code help help
  186. Norstar Leaking Enginer ...............CURE !
  187. 1995 eldorado northstar
  188. high idle
  189. Any word on the S/C project?
  190. 7 seconds before start.,
  191. Started removing the northstar
  192. Coolant Temp
  193. does a Northstar have lifters-how to replace
  194. 4.6 Northstar Engine mod question.
  195. All kinds of noises
  196. I Think I Threw a Rod
  197. 2000 Eldorado using oil???
  198. Diagnostic codes
  199. Northstar aftermarket and tuneability questions
  200. Diesel oil in gasoline engines...BBob, opinion?
  201. Lawrence Look
  202. what is wrong my engine or converter
  203. Bbob Look
  204. 93 Eldo cuts out on accel and shorts in Radio
  205. Seville not running right
  206. Alternating Types of OIL
  207. 96 Eldo jerking
  208. Head torque sequence
  209. Tool Hunt
  210. Tire Recommendation For 2000 Deville
  211. Have Questions About An Eldorado
  212. Swapping heads 94 -> 96
  213. Trans or Oil Cooler ?
  214. Oil leak is from pan
  215. me=moron
  216. Different Oil for Leaky Seals?
  217. Head vs. intake manifold gasket/overheating
  218. 98 STS spewed coolant...
  219. n*= @#$%^&*(
  220. 97 concours steering
  221. change trans fluid?
  222. HELP!!! my eldorados crazy.
  223. Head Work
  224. Headgasket/Rod Bearings/Carbon Buildup
  225. Fuel Filter Location?
  226. help 2000 deville servive engine light
  227. Coolant system seal tabs
  228. Emission Code E013
  229. Northstar timesert kit for sale,$175.00+shipping.
  230. Best oil for my geezer
  231. 93 STS with VSS issues
  232. radiator replacement?
  233. PCV Valve location?
  234. Where is the IAC module?
  235. K&N Filter for STS and Eldorado
  236. 93 4.6 dies at random then restarts
  237. Purge tank cap fiasco
  238. What does it take to swap intake manifolds?
  239. Oxygen Sensors......Need help soon!!!
  240. which hose does the bars leak go.
  241. 97 eld0 etc
  242. engine ID
  243. Interior dimmer location on 03 Deville?
  244. Blown Coolent crossover gasket....$$$$
  245. Missing Bracket or support
  246. Check Coolant Level
  247. 93 Eldo Overheats New Thermostat Didn't help
  248. Where to find tie bars?
  249. What's wrong in these pictures?
  250. 94 Northstar Oil Leak