: Northstar Engines and System Technical Discussion



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