: Northstar Engines and System Technical Discussion



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  1. Alternating Types of OIL
  2. 96 Eldo jerking
  3. Head torque sequence
  4. Tool Hunt
  5. Tire Recommendation For 2000 Deville
  6. Have Questions About An Eldorado
  7. Swapping heads 94 -> 96
  8. Trans or Oil Cooler ?
  9. Oil leak is from pan
  10. me=moron
  11. Different Oil for Leaky Seals?
  12. Head vs. intake manifold gasket/overheating
  13. 98 STS spewed coolant...
  14. n*= @#$%^&*(
  15. 97 concours steering
  16. change trans fluid?
  17. HELP!!! my eldorados crazy.
  18. Head Work
  19. Headgasket/Rod Bearings/Carbon Buildup
  20. Fuel Filter Location?
  21. help 2000 deville servive engine light
  22. Coolant system seal tabs
  23. Emission Code E013
  24. Northstar timesert kit for sale,$175.00+shipping.
  25. Best oil for my geezer
  26. 93 STS with VSS issues
  27. radiator replacement?
  28. PCV Valve location?
  29. Where is the IAC module?
  30. K&N Filter for STS and Eldorado
  31. 93 4.6 dies at random then restarts
  32. Purge tank cap fiasco
  33. What does it take to swap intake manifolds?
  34. Oxygen Sensors......Need help soon!!!
  35. which hose does the bars leak go.
  36. 97 eld0 etc
  37. engine ID
  38. Interior dimmer location on 03 Deville?
  39. Blown Coolent crossover gasket....$$$$
  40. Missing Bracket or support
  41. Check Coolant Level
  42. 93 Eldo Overheats New Thermostat Didn't help
  43. Where to find tie bars?
  44. What's wrong in these pictures?
  45. 94 Northstar Oil Leak
  46. Northstar 4.0 mods?
  47. Engine Hesitation ?
  48. shift points???
  49. Pcm part number ???
  50. Northstar Engine Facts & Tid Bits
  51. oil filter 96 sts help
  52. Aurora airbox wrapped!
  53. Oil leaking on a 200K miles engine. Is the engine still good?
  54. Corsa Performance
  55. intermittent misfire on #1 cylinder. Help Please.
  56. Rotten Egg smell....
  57. 97 concours hard starting
  58. Bbob-Interesting facts of Northstar engines
  59. Engine stalled and wont restart!!!
  60. Northstar hesitation
  61. '96 Northstar Vs. '97 Northstar
  62. fuel injectors???
  63. Tranny clunk in 98 sls
  64. Head Bolt Torque
  65. Was driving and caddy cut off?
  66. 97 STS and EGR
  67. Oil for Northstar 7.5 or 8.0
  68. Low Refrigerant Msg: 2 or 3 cans?
  69. Northstar head gasket parts.
  70. 94 Concourse Transmission
  71. 97 Eldorado Fuel Pump gone bad?
  72. im new want to know some things
  73. BBob, 2 stroke oil in gas to preserve...
  74. Reprogramming Computer
  75. which plug is right?
  76. bbob - Correct Crank Scraper/Placement
  77. want RWD N*
  78. What does a PCV valve do?
  79. 97 deville- Loud clunk followed by surging....
  80. Rattle in front of engine on first start up? Help!!
  81. Looking for performance items for the Northstar
  82. New revised Head Torque Procedure
  83. Torque Converter Stall for STS
  84. Carbon knock and 1 quart per 1.000 miles
  85. Stumped!! - problem setting cam timing
  86. Cleaned throttle body, lots of gunk...
  87. 94 STS Rough Idle, Jerking in overdrive with no load on moter!
  88. 96 Deville o2 Sensor question
  89. o2 sensor problems
  90. How common are the "Z" speed rated NorthStar's
  91. Diagnostic Code help
  92. Hard Shifting Problem 98 STS
  93. New 04" 4.6 vs previous 3 less MPG?
  94. Walker Quiet Flow Mufflers?
  95. Hard starting '96 Seville STS - Advice sought
  96. Oil in intake manifold (eek!?)
  97. Birds nest under my intake. 94 STS
  98. engine swapp
  99. northstar 4.6 1994 eldorado touring coupe
  100. 94 STS Where is my egr valve!
  101. Safety Recall: Aurora 4.0 - Fuel rail leaks
  102. 2000 Deville Stalls when idleing in drive
  103. 4.6 northstar engine
  104. Cases resealed and new style pistons?
  105. horrible surging
  106. AC blower keeps cutting off
  107. Supercharged, need 93-95 4.6L intake manifold top cover to modify HELP!!
  108. 97 Y NorthStar backfire
  109. abs/tcs fuse
  110. 93 STS with 4.6 sounds runs like crap, dies constantly!
  111. Dropping cradle - where's the other wiring?
  112. Trans too full!!!96 eldo
  113. Whats this all about???
  114. Is adding too much oil bad?
  115. More Power *grunt*!!!!
  116. What's wrong with my ABS
  117. fuel pump 96 eldo
  118. Aurora Recall (Fuel Rail)
  119. possibility of turbocharging a 94
  120. Whats the correct way to remove Trans ???
  121. timesert vs. helicoil
  122. 96 eldo ,problems abound
  123. Difference between 275 & 300 HP from # on Valve/cam Cover
  124. Resetting "low refridgerant" code??
  125. If you can get a filter from the dealer
  126. 2 codes
  127. What does the 97 STS Run?
  128. Need northstar balancer install tools.
  129. Long cranking, poor start
  130. 1996 Deville PCM 0717
  131. Case halves repair at 100,000 miles?
  132. Can't track down these error codes
  133. Engine Tick after oil change - very concerned
  134. F/S 2000 Northstar engine
  135. Jury rigged solution
  136. anybody watch TLC Rides yesterday?
  137. Help! Theft System Problem - Can't Start My 97 Concours
  138. A/C Question
  139. Bad Smog result
  140. 4.9 better than Northstar?
  141. Two Error Codes
  142. WTB: 4.6L Northstar intake manifold (1993 Eldorado)
  143. Northstar Intake manifold
  144. 4.0 cam swap/exhaust size
  145. DTC P1377 - IC Cam Pulse To 4X Reference Pulse
  146. Can someone tell me what GM PN's 1052080 & 12345382 are?
  147. OK Here Comes The Problems before summer.
  148. not so, everyday cadillac problems
  149. need help Removing Harmonic Balancer
  150. Very low refridgerant?? Please advise.
  151. Coolant Problem??
  152. Click noise when AC is on?
  153. how do i remove the...
  154. bottom pulley wabbles
  155. BCM causing rough idle?
  156. Water Pump Drive Pulley
  157. 98 SLS Trans/mounts Questions
  158. So how many people have had overheating/bad head gasket problems?
  159. Car Rides Horribly!
  160. PO85 Fix
  161. NEW exhaust idea...
  162. Northstar vs 4.9
  163. 4T80e questions
  164. check engine light
  165. Rough Idle
  166. More oil consumption
  167. Is it stupid to put in a new engine?????
  168. Advise on De Ville 97
  169. Oil filter
  170. Service Manuals
  171. Transmission Valve (or what the dealer told me)
  172. wierd idle
  173. Miracle fuel additive stopped noise and oil consumption
  174. 95 eldorado oil questions
  175. 95 Harness --> 93 Block/sensors?
  176. Kit Car w/Northstar, Engine VIN codes
  177. EGR Valve and Throttle Body
  178. Heater core?
  179. sticky gas pedal/rough idling/accelerating
  180. Head Bolts????
  181. OEM Liquid Sealant at Case Half Seal?
  182. Throttle Body, Rough Idle
  183. 97 air box mod?
  184. throttle body
  185. Head Gasket Repair - Clean Up of Head, Block & Combustion Chambers?
  186. How good is the 4.6L N*
  187. Seville ECM Codes
  188. Trouble Code on '96 Eldorado
  189. tranny probs need help
  190. Unidentified noise in front driver side wheel on a hard right
  191. spark plug gap?
  192. need timesert kit for my 94 n*
  193. 1993 Northstar engine knock
  194. Code IRC B1771
  195. Excessive Crank Time - Advice Needed
  196. Cost Efficient Mods for '98 STS?
  197. Pls help! How much $ should it cost to repair.....
  198. trouble code retrival
  199. Iridium spark plugs
  200. Sedan Deville Diag Codes: How to interpret?
  201. Boosted caddys
  202. 95 sts,pcm?
  203. Northstar Mechanic
  204. 96 ETC code problems
  205. Codes
  206. Help with Timing Chain Removal
  207. help me with my ....
  208. It just quits (dies) restarts fine.
  209. fuel economy
  210. radiator with holes
  211. supercharged caddy?
  212. A few questions 2
  213. A little more Fuel or air needed.
  214. Is there anywhere to get the specs for a 4.6L Northstar
  215. Brake Fluid Flush
  216. GM part no. for timesert inserts?
  217. God ! please help me before my caddy kills me..
  218. 2000+ NorthStar modified to fit 1994 = success
  219. Lots O'Codes HELP!!!
  220. Coolant Change
  221. cruise control not working properly!
  222. Need help with codes
  223. i smell coolant, is my water pump bad?
  224. Crank micropolishing/where to buy parts?
  225. New Lights
  226. O2 sensor
  227. 95 eldorado Northstar over heats
  228. What to do, what to do...
  229. Main Bearing Replacement?
  230. Rear Main Seal Installer
  231. Looking for a few answers
  232. Help!!!
  233. 94 Seville
  234. My 1996 Sedan Deville won't go over 40 mph?
  235. Northstar and CHRFAB article
  236. 94 eldo compression test
  237. Ignition Wires
  238. Ran my STS again
  239. how long....
  240. 1994 Deville oil pan gasket leak
  241. Leaky oil pan gasket on 94 N* eldo
  242. Service Ride Control and traction control
  243. Some initial worries for 94 eldo tc
  244. some problems
  245. computer readout !!!
  246. Thottle Body
  247. Where to find a Northstar engine
  248. Rough Idel
  249. My 99 STS Overheated
  250. Engine Mounts