: Northstar Engines and System Technical Discussion



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