: Northstar Engines and System Technical Discussion



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