: Northstar Engines and System Technical Discussion



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  1. N* Rear Headgasket - replace in the car?
  2. wood grain steering wheel
  3. replacing cams on N*
  4. How do you explain the northstar's short comings?
  5. Easy Serpentine Belt Threading
  6. 96 STS Service Emissions System Service Engine Light
  7. radiator fans?
  8. Missing?
  9. Plugs and Plug Wires
  10. Headgasket - How long, how much?
  11. 97 Deville: Digital Fuel Gauge Problem
  12. After WOT engine started missing.
  13. RWD Northstar(s)?
  14. sorry+question
  15. wut ^ all got a newb question/story
  16. Torque test and gas cut off?
  17. Cams replaced 2000 DTS
  18. 15W-40 Oil?
  19. Tune-up on 1999 Deville D'Elagance
  20. Ugh.. Broken drill bit.......
  21. A/C Condensor removal ...
  22. supercharger on my eldo
  23. My problem
  24. modular fuel rail?
  25. HELP Car not starting!
  26. Vote for CTS-V NOW
  27. Northstar idle
  28. Is my A/C compressor toast?
  29. Performance Chip!!!
  30. A/C Compressor Clutch
  31. coolant change procedure
  32. $4500 to replace head gasket...
  33. 94 concourse running rough
  34. 94 coolant leak
  35. Engine Out Bottom or Top?
  36. Water Pumps
  37. p076, transmission pressure solenoid help
  38. Transmission pan and Intake Manifold cover
  39. No TCC lock-up
  40. Trans. going out?
  41. Northstar worries
  42. dloch - &others swapping intakes...
  43. Bonneville GXP owners FYI
  44. bbob- help!
  45. Low oil pressure?
  46. 2x4s - raising the intake manifold
  47. Bbob
  48. I figured it out!!!...Almost..:(
  49. Northstar error codes, OBD1 and OBD2
  50. after market chip up date?
  51. I think I'm cross-eyed
  52. Code T061 What Is It? How To Diag?
  53. N* cylinder heads question, Bbob
  54. finally got a code help help
  55. Norstar Leaking Enginer ...............CURE !
  56. 1995 eldorado northstar
  57. high idle
  58. Any word on the S/C project?
  59. 7 seconds before start.,
  60. Started removing the northstar
  61. Coolant Temp
  62. does a Northstar have lifters-how to replace
  63. 4.6 Northstar Engine mod question.
  64. All kinds of noises
  65. I Think I Threw a Rod
  66. 2000 Eldorado using oil???
  67. Diagnostic codes
  68. Northstar aftermarket and tuneability questions
  69. Diesel oil in gasoline engines...BBob, opinion?
  70. Lawrence Look
  71. what is wrong my engine or converter
  72. Bbob Look
  73. 93 Eldo cuts out on accel and shorts in Radio
  74. Seville not running right
  75. Alternating Types of OIL
  76. 96 Eldo jerking
  77. Head torque sequence
  78. Tool Hunt
  79. Tire Recommendation For 2000 Deville
  80. Have Questions About An Eldorado
  81. Swapping heads 94 -> 96
  82. Trans or Oil Cooler ?
  83. Oil leak is from pan
  84. me=moron
  85. Different Oil for Leaky Seals?
  86. Head vs. intake manifold gasket/overheating
  87. 98 STS spewed coolant...
  88. n*= @#$%^&*(
  89. 97 concours steering
  90. change trans fluid?
  91. HELP!!! my eldorados crazy.
  92. Head Work
  93. Headgasket/Rod Bearings/Carbon Buildup
  94. Fuel Filter Location?
  95. help 2000 deville servive engine light
  96. Coolant system seal tabs
  97. Emission Code E013
  98. Northstar timesert kit for sale,$175.00+shipping.
  99. Best oil for my geezer
  100. 93 STS with VSS issues
  101. radiator replacement?
  102. PCV Valve location?
  103. Where is the IAC module?
  104. K&N Filter for STS and Eldorado
  105. 93 4.6 dies at random then restarts
  106. Purge tank cap fiasco
  107. What does it take to swap intake manifolds?
  108. Oxygen Sensors......Need help soon!!!
  109. which hose does the bars leak go.
  110. 97 eld0 etc
  111. engine ID
  112. Interior dimmer location on 03 Deville?
  113. Blown Coolent crossover gasket....$$$$
  114. Missing Bracket or support
  115. Check Coolant Level
  116. 93 Eldo Overheats New Thermostat Didn't help
  117. Where to find tie bars?
  118. What's wrong in these pictures?
  119. 94 Northstar Oil Leak
  120. Northstar 4.0 mods?
  121. Engine Hesitation ?
  122. shift points???
  123. Pcm part number ???
  124. Northstar Engine Facts & Tid Bits
  125. oil filter 96 sts help
  126. Aurora airbox wrapped!
  127. Oil leaking on a 200K miles engine. Is the engine still good?
  128. Corsa Performance
  129. intermittent misfire on #1 cylinder. Help Please.
  130. Rotten Egg smell....
  131. 97 concours hard starting
  132. Bbob-Interesting facts of Northstar engines
  133. Engine stalled and wont restart!!!
  134. Northstar hesitation
  135. '96 Northstar Vs. '97 Northstar
  136. fuel injectors???
  137. Tranny clunk in 98 sls
  138. Head Bolt Torque
  139. Was driving and caddy cut off?
  140. 97 STS and EGR
  141. Oil for Northstar 7.5 or 8.0
  142. Low Refrigerant Msg: 2 or 3 cans?
  143. Northstar head gasket parts.
  144. 94 Concourse Transmission
  145. 97 Eldorado Fuel Pump gone bad?
  146. im new want to know some things
  147. BBob, 2 stroke oil in gas to preserve...
  148. Reprogramming Computer
  149. which plug is right?
  150. bbob - Correct Crank Scraper/Placement
  151. want RWD N*
  152. What does a PCV valve do?
  153. 97 deville- Loud clunk followed by surging....
  154. Rattle in front of engine on first start up? Help!!
  155. Looking for performance items for the Northstar
  156. New revised Head Torque Procedure
  157. Torque Converter Stall for STS
  158. Carbon knock and 1 quart per 1.000 miles
  159. Stumped!! - problem setting cam timing
  160. Cleaned throttle body, lots of gunk...
  161. 94 STS Rough Idle, Jerking in overdrive with no load on moter!
  162. 96 Deville o2 Sensor question
  163. o2 sensor problems
  164. How common are the "Z" speed rated NorthStar's
  165. Diagnostic Code help
  166. Hard Shifting Problem 98 STS
  167. New 04" 4.6 vs previous 3 less MPG?
  168. Walker Quiet Flow Mufflers?
  169. Hard starting '96 Seville STS - Advice sought
  170. Oil in intake manifold (eek!?)
  171. Birds nest under my intake. 94 STS
  172. engine swapp
  173. northstar 4.6 1994 eldorado touring coupe
  174. 94 STS Where is my egr valve!
  175. Safety Recall: Aurora 4.0 - Fuel rail leaks
  176. 2000 Deville Stalls when idleing in drive
  177. 4.6 northstar engine
  178. Cases resealed and new style pistons?
  179. horrible surging
  180. AC blower keeps cutting off
  181. Supercharged, need 93-95 4.6L intake manifold top cover to modify HELP!!
  182. 97 Y NorthStar backfire
  183. abs/tcs fuse
  184. 93 STS with 4.6 sounds runs like crap, dies constantly!
  185. Dropping cradle - where's the other wiring?
  186. Trans too full!!!96 eldo
  187. Whats this all about???
  188. Is adding too much oil bad?
  189. More Power *grunt*!!!!
  190. What's wrong with my ABS
  191. fuel pump 96 eldo
  192. Aurora Recall (Fuel Rail)
  193. possibility of turbocharging a 94
  194. Whats the correct way to remove Trans ???
  195. timesert vs. helicoil
  196. 96 eldo ,problems abound
  197. Difference between 275 & 300 HP from # on Valve/cam Cover
  198. Resetting "low refridgerant" code??
  199. If you can get a filter from the dealer
  200. 2 codes
  201. What does the 97 STS Run?
  202. Need northstar balancer install tools.
  203. Long cranking, poor start
  204. 1996 Deville PCM 0717
  205. Case halves repair at 100,000 miles?
  206. Can't track down these error codes
  207. Engine Tick after oil change - very concerned
  208. F/S 2000 Northstar engine
  209. Jury rigged solution
  210. anybody watch TLC Rides yesterday?
  211. Help! Theft System Problem - Can't Start My 97 Concours
  212. A/C Question
  213. Bad Smog result
  214. 4.9 better than Northstar?
  215. Two Error Codes
  216. WTB: 4.6L Northstar intake manifold (1993 Eldorado)
  217. Northstar Intake manifold
  218. 4.0 cam swap/exhaust size
  219. DTC P1377 - IC Cam Pulse To 4X Reference Pulse
  220. Can someone tell me what GM PN's 1052080 & 12345382 are?
  221. OK Here Comes The Problems before summer.
  222. not so, everyday cadillac problems
  223. need help Removing Harmonic Balancer
  224. Very low refridgerant?? Please advise.
  225. Coolant Problem??
  226. Click noise when AC is on?
  227. how do i remove the...
  228. bottom pulley wabbles
  229. BCM causing rough idle?
  230. Water Pump Drive Pulley
  231. 98 SLS Trans/mounts Questions
  232. So how many people have had overheating/bad head gasket problems?
  233. Car Rides Horribly!
  234. PO85 Fix
  235. NEW exhaust idea...
  236. Northstar vs 4.9
  237. 4T80e questions
  238. check engine light
  239. Rough Idle
  240. More oil consumption
  241. Is it stupid to put in a new engine?????
  242. Advise on De Ville 97
  243. Oil filter
  244. Service Manuals
  245. Transmission Valve (or what the dealer told me)
  246. wierd idle
  247. Miracle fuel additive stopped noise and oil consumption
  248. 95 eldorado oil questions
  249. 95 Harness --> 93 Block/sensors?
  250. Kit Car w/Northstar, Engine VIN codes