: Northstar Engines and System Technical Discussion



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  1. Alternative to Platinum Plugs?
  2. Cylinder rings blown on 18 thousand miles??? (cylinder nr 8 totally w/o compression)
  3. Northstar oilpan
  4. 95 deville blown head gasket
  5. 3 qts oil in 3000 miles?
  6. 5% discount on parts!
  7. Things I should do when changing engines
  8. egr bench test / disassembly ?
  9. '98 cam to waterpump belt
  10. direct flow air filter intake
  11. belt
  12. Transmission Problem Not Sure Need Help Bad!!!!!!!
  13. Dex Cool is eating the gaskets?!!!
  14. 2003 SLS ECM code: DTC "P0300
  15. Cleaning fuel injectors
  16. Oversize pistons? Undersize bearings?
  17. HeadGasket
  18. oil smoke -- any suggestions?
  19. New to North stars
  20. AC 41-900 Replaced with the 41-950 plug
  21. Long Crankin
  22. egr valve test?
  23. AC Compressor changeout - success -
  24. Oil Question
  25. Question about the EGR valve
  26. My oil drain plug magnet is missing
  27. Code P1350
  28. aftermarket catalytic converter
  29. 93 STS starting problem
  30. N*--Built by ISUZU????
  31. Few STS questions..engine, suspension??
  32. Average Cost to replace Tranny on N*?
  33. Buying the Juice....
  34. Oil Residue/grease on section of Air filter on 96 N* Why?
  35. Oil level sensor (check oil level)
  36. loud noise in valve cover ?
  37. not licking to stop and slight oil leak
  38. Cracked oil pan...
  39. Magnaflow Hi Flow Cats
  40. Main Acc Drivebelt - Whine & Grind Noises
  41. a few questions i have.
  42. ZDP Right ? Bad ?
  43. Crossover changed, now smoking anit-freeze?
  44. P036 Since changing crossover
  45. Boggy Accel
  46. references for understanding the N*?
  47. Vapor lock
  48. Torque Sequence and Lbs for NStar Heads BBob??
  49. Water Pump Housing
  50. Best High-flow cat
  51. the Northstar and cams???
  52. motor swap 94 to 97 Relocation of air sensor
  53. Quick Question
  54. Probly Not a New Question - Oil Pan Leak
  55. starting problem
  56. Idle surging
  57. Northstar Help
  58. Crank Position Sensor Symptoms and Replacement
  59. Water Pump ?
  60. RWD Northstar? Gofast Parts?
  61. My Idea!!!!!!
  62. Main thread pulled out
  63. Tranny trouble again.
  64. 00 DTS - Starting issue
  65. Timesert or not?
  66. 2000 N* into a '96 DeVille?
  67. Run mid-grade every other tank?
  68. P0741 & P1860
  69. How warm do I warm my car up?
  70. Exhaust manifolds: removed with engine in place?
  71. Burning Coolant
  72. Performance questions!!!!
  73. Regular fuel change ecm program
  74. TCS C1233 and ignition problem? 97 SLS
  75. Remote mirror removal & repair questions
  76. Where is my gas filter? 97 STS
  77. Oil Burning Eldo, 1997 Etc..
  78. Northstar Intermittent misfire-Pulling hair out!!
  79. 96 concours code help!!
  80. Performance chips...scam?
  81. Some unanswered throttle body cleaning questions
  82. 1996 sts - "NO IRC DATA"
  83. 1996 DeVille won't start
  84. EGR valve removal.. need a bit of help
  85. lift
  86. Bbob - a leason on sealers, please!
  87. Need Options...coolant blowing out...
  88. Code P0335 on 2001 STS
  89. benlomand
  90. Possible Main Bearing Knock....what to do?
  91. ***********
  92. compression check out of car
  93. n* check coolant level on 97 deville
  94. BBob need help
  95. Air intake "twister"?
  96. smell coolant? check freezeplugs
  97. Help with PC0174 code
  98. rss c1769 code.. help !
  99. NorthStar Reputation..
  100. RTD means??
  101. 1996 SLS Won't Disengage Parking brake when put into gear?
  102. LD8 L37 comparison...which is really quicker?
  103. N* coolant problem
  104. Does A Northstar Have Mds?
  105. thanks to bbob, ranger, etc.
  106. What's up with the new "Universal" coolant? (Bbob?)
  107. I'm being ROBBED! (of hp)
  108. using non-GM spark plug wires?
  109. How many have blown Northstars
  110. Water Pump Replacement
  111. CD-ROM Service Manuals
  112. HELP: BPTB, AC compressor
  113. Replaced A And B Shift Still Actin Funny
  114. p094 code - where is the soleniod located?
  115. service vehicle soon !!!!!!
  116. Help with removing Northstar coolant crossover
  117. error code
  118. supercharger??
  119. OK, who else needs a timesert kit????
  120. Can the Northstar be rebuilt?
  121. Using oil....but where?
  122. VIN Code "9"
  123. Head gasket and mileage...
  124. 96 Eldorado trouble code PC 0420...
  125. My First problem with my 2001 DTS if anyone can help?
  126. 97 deville cooling system
  127. air bag
  128. Dead #1 - Stumped & DisCUSSeded!
  129. Where exactly are the B1S2, B2S1, and B1S3 O2 sensors located?
  130. Northstar Head Gasket.. What Parts Needed???
  131. 94 concours rough idle when hot
  132. Where does a coolant change go into?
  133. Oil Pump - how to inspect and test out of engine
  134. Possible for Trans. Solenoids not to show a code?
  135. Code AC1348 on 1996 seville SlS what does it mean?
  136. AAA Extended Warranty
  137. Technical Service Bulletins
  138. 94 concours, test your knowledge
  139. My car Quacks
  140. 1996 SLS Transmission Reluctant/Studders to go to Overdrive Ideas?
  141. s/s fuel rail removal to get to EGR...
  142. Transmission codes
  143. Which pistons can and should I use
  144. Fastest NORTHSTAR
  145. changing out serpentine tensioner
  146. Service engine soon light-94 concours
  147. High Oil Consumption, Pulled Headbolts, Blown Head Gaskets, Bars Leak, Unstable Temps
  148. Motor Oil Choice
  149. Finding coolant leak...need help
  150. Oil Under Intake 94 Northstar
  151. Engine Coolant Temperature 190-201 F
  152. Engine misfire/stall codes
  153. How do I clear codes?
  154. '95 SLS high idling temperature
  155. Right Milage?
  156. Removing the dowels
  157. What is normal engine temp for the northstar?
  158. What mods is available for my 94 SLS ???
  159. Is There a Bar’s Leak pellet usage limit???
  160. oil pressure low...engine getting hotter
  161. Replacing Belt Idler & belt - HELP!
  162. Head bolts & time-serts?
  163. Fuel filter R&r
  164. 98 SLS Overheating in minutes
  165. 96 deville fuel pressure regulator?
  166. blower motor control issues
  167. '96 Deville SES light on and hard to start
  168. Where can i find a supercharger
  169. Northstar Engine assembly - instructions
  170. 4T80E down shifting RPM 4000
  171. coolant leak
  172. Low Oil Pressure???
  173. Bar's Leaks "Head Gasket Repair"
  174. 96 Deville No Start condition, help
  175. 94 N* swap in 96 Eldo
  176. Preventing head gasket and cooling system failures...
  177. Engine oil life % - Who uses it?
  178. GM Dealer Coolant Procedure?
  179. Another Coolant Question
  180. Oil Additives... BBOB?? and others....
  181. 98 deville ses lights
  182. can '98 Northstar be tuned to take Regular Gas?
  183. gas in oil
  184. engine code 9 with a trouble code 53.
  185. 2001 eldorado engine quits momentarily
  186. 2002 Escalade 70k miles QUESTIONS???
  187. Re-Set Codes
  188. Codes and Coolant Mistery, Hesitation
  189. Synth ATF
  190. Check engine light
  191. Code Buttons
  192. EGR removal on 1997 seville w/ northstar?
  193. northstar 32v V8 2001 eldorado engine
  194. Engine wont rev Bad Tranny
  195. 4t80E will not shift into third
  196. Installed Magnaflows.........
  197. P039 VCC Lockup Problem: Read Archives, Still Have Questions
  198. EGR Trouble HELP???
  199. OBD? DTC? How do I access these?
  200. Heater hoses
  201. Heater hoses
  202. Radiator tablets redux
  203. "CHECK COOLANT LEVEL" 14 months after fluid change
  204. what does this code pertain to? pc0153 current
  205. i need help with my deville
  206. what is wrong with my 1996 deville
  207. Little green hoses
  208. DTS MODs?
  209. Trouble Codes and Car Shuddering
  210. EBTCM traction control module
  211. will purchase 98 Eldo ETC... who should inspect/work on car? EXT Warranty Info help
  212. Read This, Need Help!!! Egr??? Fpr???
  213. 98 deville
  214. Eldo Mods? chip, exhaust, nos, ect.
  215. 3 more radiator queries
  216. 2 more radiator drain queries
  217. Transmission Pressuse Solenoid
  218. 95 Concours Put Barsleak in canister
  219. 96 Deville codes pco603 and pco717
  220. Reset codes?
  221. "Flush" coolant?
  222. ETCBM (traction control computer)
  223. 1996 DeVille Northstar
  224. Motor mount help needed!
  225. 1994 STS First Roadtrip Coolant Temp
  226. Break In Oil
  227. question about N* headgasket
  228. trans code
  229. No 4th gear...
  230. 02 sensor
  231. Northstar longevity! 323,000 miles!
  232. 95 Seville SLS Major Problems
  233. Found the SES P102 issue! Now A/C issue
  234. TPS and/or EGR needed?
  235. OBDII diagnostic codes
  236. P0102/B1009/U1301 and others HELP!!!
  237. Max throtle angle
  238. Throttle Position Sensor relearn
  239. Original or swapped N*
  240. New cdes!!!!
  241. 1995 Concours, Fuel injector size?
  242. Reading .Bins from proms?
  243. Coolant changed to green... problem?
  244. Northstar Rebuild --- Chime In, I have questions...
  245. Preventive Maintenance While Engines Out
  246. burn out? burn not.
  247. Removing Heli-coils
  248. DIC items???
  249. cost?
  250. Oil Cooler Lines