: Northstar Engines and System Technical Discussion



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  1. No TCC lock-up
  2. Trans. going out?
  3. Northstar worries
  4. dloch - &others swapping intakes...
  5. Bonneville GXP owners FYI
  6. bbob- help!
  7. Low oil pressure?
  8. 2x4s - raising the intake manifold
  9. Bbob
  10. I figured it out!!!...Almost..:(
  11. Northstar error codes, OBD1 and OBD2
  12. after market chip up date?
  13. I think I'm cross-eyed
  14. Code T061 What Is It? How To Diag?
  15. N* cylinder heads question, Bbob
  16. finally got a code help help
  17. Norstar Leaking Enginer ...............CURE !
  18. 1995 eldorado northstar
  19. high idle
  20. Any word on the S/C project?
  21. 7 seconds before start.,
  22. Started removing the northstar
  23. Coolant Temp
  24. does a Northstar have lifters-how to replace
  25. 4.6 Northstar Engine mod question.
  26. All kinds of noises
  27. I Think I Threw a Rod
  28. 2000 Eldorado using oil???
  29. Diagnostic codes
  30. Northstar aftermarket and tuneability questions
  31. Diesel oil in gasoline engines...BBob, opinion?
  32. Lawrence Look
  33. what is wrong my engine or converter
  34. Bbob Look
  35. 93 Eldo cuts out on accel and shorts in Radio
  36. Seville not running right
  37. Alternating Types of OIL
  38. 96 Eldo jerking
  39. Head torque sequence
  40. Tool Hunt
  41. Tire Recommendation For 2000 Deville
  42. Have Questions About An Eldorado
  43. Swapping heads 94 -> 96
  44. Trans or Oil Cooler ?
  45. Oil leak is from pan
  46. me=moron
  47. Different Oil for Leaky Seals?
  48. Head vs. intake manifold gasket/overheating
  49. 98 STS spewed coolant...
  50. n*= @#$%^&*(
  51. 97 concours steering
  52. change trans fluid?
  53. HELP!!! my eldorados crazy.
  54. Head Work
  55. Headgasket/Rod Bearings/Carbon Buildup
  56. Fuel Filter Location?
  57. help 2000 deville servive engine light
  58. Coolant system seal tabs
  59. Emission Code E013
  60. Northstar timesert kit for sale,$175.00+shipping.
  61. Best oil for my geezer
  62. 93 STS with VSS issues
  63. radiator replacement?
  64. PCV Valve location?
  65. Where is the IAC module?
  66. K&N Filter for STS and Eldorado
  67. 93 4.6 dies at random then restarts
  68. Purge tank cap fiasco
  69. What does it take to swap intake manifolds?
  70. Oxygen Sensors......Need help soon!!!
  71. which hose does the bars leak go.
  72. 97 eld0 etc
  73. engine ID
  74. Interior dimmer location on 03 Deville?
  75. Blown Coolent crossover gasket....$$$$
  76. Missing Bracket or support
  77. Check Coolant Level
  78. 93 Eldo Overheats New Thermostat Didn't help
  79. Where to find tie bars?
  80. What's wrong in these pictures?
  81. 94 Northstar Oil Leak
  82. Northstar 4.0 mods?
  83. Engine Hesitation ?
  84. shift points???
  85. Pcm part number ???
  86. Northstar Engine Facts & Tid Bits
  87. oil filter 96 sts help
  88. Aurora airbox wrapped!
  89. Oil leaking on a 200K miles engine. Is the engine still good?
  90. Corsa Performance
  91. intermittent misfire on #1 cylinder. Help Please.
  92. Rotten Egg smell....
  93. 97 concours hard starting
  94. Bbob-Interesting facts of Northstar engines
  95. Engine stalled and wont restart!!!
  96. Northstar hesitation
  97. '96 Northstar Vs. '97 Northstar
  98. fuel injectors???
  99. Tranny clunk in 98 sls
  100. Head Bolt Torque
  101. Was driving and caddy cut off?
  102. 97 STS and EGR
  103. Oil for Northstar 7.5 or 8.0
  104. Low Refrigerant Msg: 2 or 3 cans?
  105. Northstar head gasket parts.
  106. 94 Concourse Transmission
  107. 97 Eldorado Fuel Pump gone bad?
  108. im new want to know some things
  109. BBob, 2 stroke oil in gas to preserve...
  110. Reprogramming Computer
  111. which plug is right?
  112. bbob - Correct Crank Scraper/Placement
  113. want RWD N*
  114. What does a PCV valve do?
  115. 97 deville- Loud clunk followed by surging....
  116. Rattle in front of engine on first start up? Help!!
  117. Looking for performance items for the Northstar
  118. New revised Head Torque Procedure
  119. Torque Converter Stall for STS
  120. Carbon knock and 1 quart per 1.000 miles
  121. Stumped!! - problem setting cam timing
  122. Cleaned throttle body, lots of gunk...
  123. 94 STS Rough Idle, Jerking in overdrive with no load on moter!
  124. 96 Deville o2 Sensor question
  125. o2 sensor problems
  126. How common are the "Z" speed rated NorthStar's
  127. Diagnostic Code help
  128. Hard Shifting Problem 98 STS
  129. New 04" 4.6 vs previous 3 less MPG?
  130. Walker Quiet Flow Mufflers?
  131. Hard starting '96 Seville STS - Advice sought
  132. Oil in intake manifold (eek!?)
  133. Birds nest under my intake. 94 STS
  134. engine swapp
  135. northstar 4.6 1994 eldorado touring coupe
  136. 94 STS Where is my egr valve!
  137. Safety Recall: Aurora 4.0 - Fuel rail leaks
  138. 2000 Deville Stalls when idleing in drive
  139. 4.6 northstar engine
  140. Cases resealed and new style pistons?
  141. horrible surging
  142. AC blower keeps cutting off
  143. Supercharged, need 93-95 4.6L intake manifold top cover to modify HELP!!
  144. 97 Y NorthStar backfire
  145. abs/tcs fuse
  146. 93 STS with 4.6 sounds runs like crap, dies constantly!
  147. Dropping cradle - where's the other wiring?
  148. Trans too full!!!96 eldo
  149. Whats this all about???
  150. Is adding too much oil bad?
  151. More Power *grunt*!!!!
  152. What's wrong with my ABS
  153. fuel pump 96 eldo
  154. Aurora Recall (Fuel Rail)
  155. possibility of turbocharging a 94
  156. Whats the correct way to remove Trans ???
  157. timesert vs. helicoil
  158. 96 eldo ,problems abound
  159. Difference between 275 & 300 HP from # on Valve/cam Cover
  160. Resetting "low refridgerant" code??
  161. If you can get a filter from the dealer
  162. 2 codes
  163. What does the 97 STS Run?
  164. Need northstar balancer install tools.
  165. Long cranking, poor start
  166. 1996 Deville PCM 0717
  167. Case halves repair at 100,000 miles?
  168. Can't track down these error codes
  169. Engine Tick after oil change - very concerned
  170. F/S 2000 Northstar engine
  171. Jury rigged solution
  172. anybody watch TLC Rides yesterday?
  173. Help! Theft System Problem - Can't Start My 97 Concours
  174. A/C Question
  175. Bad Smog result
  176. 4.9 better than Northstar?
  177. Two Error Codes
  178. WTB: 4.6L Northstar intake manifold (1993 Eldorado)
  179. Northstar Intake manifold
  180. 4.0 cam swap/exhaust size
  181. DTC P1377 - IC Cam Pulse To 4X Reference Pulse
  182. Can someone tell me what GM PN's 1052080 & 12345382 are?
  183. OK Here Comes The Problems before summer.
  184. not so, everyday cadillac problems
  185. need help Removing Harmonic Balancer
  186. Very low refridgerant?? Please advise.
  187. Coolant Problem??
  188. Click noise when AC is on?
  189. how do i remove the...
  190. bottom pulley wabbles
  191. BCM causing rough idle?
  192. Water Pump Drive Pulley
  193. 98 SLS Trans/mounts Questions
  194. So how many people have had overheating/bad head gasket problems?
  195. Car Rides Horribly!
  196. PO85 Fix
  197. NEW exhaust idea...
  198. Northstar vs 4.9
  199. 4T80e questions
  200. check engine light
  201. Rough Idle
  202. More oil consumption
  203. Is it stupid to put in a new engine?????
  204. Advise on De Ville 97
  205. Oil filter
  206. Service Manuals
  207. Transmission Valve (or what the dealer told me)
  208. wierd idle
  209. Miracle fuel additive stopped noise and oil consumption
  210. 95 eldorado oil questions
  211. 95 Harness --> 93 Block/sensors?
  212. Kit Car w/Northstar, Engine VIN codes
  213. EGR Valve and Throttle Body
  214. Heater core?
  215. sticky gas pedal/rough idling/accelerating
  216. Head Bolts????
  217. OEM Liquid Sealant at Case Half Seal?
  218. Throttle Body, Rough Idle
  219. 97 air box mod?
  220. throttle body
  221. Head Gasket Repair - Clean Up of Head, Block & Combustion Chambers?
  222. How good is the 4.6L N*
  223. Seville ECM Codes
  224. Trouble Code on '96 Eldorado
  225. tranny probs need help
  226. Unidentified noise in front driver side wheel on a hard right
  227. spark plug gap?
  228. need timesert kit for my 94 n*
  229. 1993 Northstar engine knock
  230. Code IRC B1771
  231. Excessive Crank Time - Advice Needed
  232. Cost Efficient Mods for '98 STS?
  233. Pls help! How much $ should it cost to repair.....
  234. trouble code retrival
  235. Iridium spark plugs
  236. Sedan Deville Diag Codes: How to interpret?
  237. Boosted caddys
  238. 95 sts,pcm?
  239. Northstar Mechanic
  240. 96 ETC code problems
  241. Codes
  242. Help with Timing Chain Removal
  243. help me with my ....
  244. It just quits (dies) restarts fine.
  245. fuel economy
  246. radiator with holes
  247. supercharged caddy?
  248. A few questions 2
  249. A little more Fuel or air needed.
  250. Is there anywhere to get the specs for a 4.6L Northstar