: Northstar Engines and System Technical Discussion



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