: Northstar Engines and System Technical Discussion



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  1. Main Acc Drivebelt - Whine & Grind Noises
  2. a few questions i have.
  3. ZDP Right ? Bad ?
  4. Crossover changed, now smoking anit-freeze?
  5. P036 Since changing crossover
  6. Boggy Accel
  7. references for understanding the N*?
  8. Vapor lock
  9. Torque Sequence and Lbs for NStar Heads BBob??
  10. Water Pump Housing
  11. Best High-flow cat
  12. the Northstar and cams???
  13. motor swap 94 to 97 Relocation of air sensor
  14. Quick Question
  15. Probly Not a New Question - Oil Pan Leak
  16. starting problem
  17. Idle surging
  18. Northstar Help
  19. Crank Position Sensor Symptoms and Replacement
  20. Water Pump ?
  21. RWD Northstar? Gofast Parts?
  22. My Idea!!!!!!
  23. Main thread pulled out
  24. Tranny trouble again.
  25. 00 DTS - Starting issue
  26. Timesert or not?
  27. 2000 N* into a '96 DeVille?
  28. Run mid-grade every other tank?
  29. P0741 & P1860
  30. How warm do I warm my car up?
  31. Exhaust manifolds: removed with engine in place?
  32. Burning Coolant
  33. Performance questions!!!!
  34. Regular fuel change ecm program
  35. TCS C1233 and ignition problem? 97 SLS
  36. Remote mirror removal & repair questions
  37. Where is my gas filter? 97 STS
  38. Oil Burning Eldo, 1997 Etc..
  39. Northstar Intermittent misfire-Pulling hair out!!
  40. 96 concours code help!!
  41. Performance chips...scam?
  42. Some unanswered throttle body cleaning questions
  43. 1996 sts - "NO IRC DATA"
  44. 1996 DeVille won't start
  45. EGR valve removal.. need a bit of help
  46. lift
  47. Bbob - a leason on sealers, please!
  48. Need Options...coolant blowing out...
  49. Code P0335 on 2001 STS
  50. benlomand
  51. Possible Main Bearing Knock....what to do?
  52. ***********
  53. compression check out of car
  54. n* check coolant level on 97 deville
  55. BBob need help
  56. Air intake "twister"?
  57. smell coolant? check freezeplugs
  58. Help with PC0174 code
  59. rss c1769 code.. help !
  60. NorthStar Reputation..
  61. RTD means??
  62. 1996 SLS Won't Disengage Parking brake when put into gear?
  63. LD8 L37 comparison...which is really quicker?
  64. N* coolant problem
  65. Does A Northstar Have Mds?
  66. thanks to bbob, ranger, etc.
  67. What's up with the new "Universal" coolant? (Bbob?)
  68. I'm being ROBBED! (of hp)
  69. using non-GM spark plug wires?
  70. How many have blown Northstars
  71. Water Pump Replacement
  72. CD-ROM Service Manuals
  73. HELP: BPTB, AC compressor
  74. Replaced A And B Shift Still Actin Funny
  75. p094 code - where is the soleniod located?
  76. service vehicle soon !!!!!!
  77. Help with removing Northstar coolant crossover
  78. error code
  79. supercharger??
  80. OK, who else needs a timesert kit????
  81. Can the Northstar be rebuilt?
  82. Using oil....but where?
  83. VIN Code "9"
  84. Head gasket and mileage...
  85. 96 Eldorado trouble code PC 0420...
  86. My First problem with my 2001 DTS if anyone can help?
  87. 97 deville cooling system
  88. air bag
  89. Dead #1 - Stumped & DisCUSSeded!
  90. Where exactly are the B1S2, B2S1, and B1S3 O2 sensors located?
  91. Northstar Head Gasket.. What Parts Needed???
  92. 94 concours rough idle when hot
  93. Where does a coolant change go into?
  94. Oil Pump - how to inspect and test out of engine
  95. Possible for Trans. Solenoids not to show a code?
  96. Code AC1348 on 1996 seville SlS what does it mean?
  97. AAA Extended Warranty
  98. Technical Service Bulletins
  99. 94 concours, test your knowledge
  100. My car Quacks
  101. 1996 SLS Transmission Reluctant/Studders to go to Overdrive Ideas?
  102. s/s fuel rail removal to get to EGR...
  103. Transmission codes
  104. Which pistons can and should I use
  105. Fastest NORTHSTAR
  106. changing out serpentine tensioner
  107. Service engine soon light-94 concours
  108. High Oil Consumption, Pulled Headbolts, Blown Head Gaskets, Bars Leak, Unstable Temps
  109. Motor Oil Choice
  110. Finding coolant leak...need help
  111. Oil Under Intake 94 Northstar
  112. Engine Coolant Temperature 190-201 F
  113. Engine misfire/stall codes
  114. How do I clear codes?
  115. '95 SLS high idling temperature
  116. Right Milage?
  117. Removing the dowels
  118. What is normal engine temp for the northstar?
  119. What mods is available for my 94 SLS ???
  120. Is There a Bar’s Leak pellet usage limit???
  121. oil pressure low...engine getting hotter
  122. Replacing Belt Idler & belt - HELP!
  123. Head bolts & time-serts?
  124. Fuel filter R&r
  125. 98 SLS Overheating in minutes
  126. 96 deville fuel pressure regulator?
  127. blower motor control issues
  128. '96 Deville SES light on and hard to start
  129. Where can i find a supercharger
  130. Northstar Engine assembly - instructions
  131. 4T80E down shifting RPM 4000
  132. coolant leak
  133. Low Oil Pressure???
  134. Bar's Leaks "Head Gasket Repair"
  135. 96 Deville No Start condition, help
  136. 94 N* swap in 96 Eldo
  137. Preventing head gasket and cooling system failures...
  138. Engine oil life % - Who uses it?
  139. GM Dealer Coolant Procedure?
  140. Another Coolant Question
  141. Oil Additives... BBOB?? and others....
  142. 98 deville ses lights
  143. can '98 Northstar be tuned to take Regular Gas?
  144. gas in oil
  145. engine code 9 with a trouble code 53.
  146. 2001 eldorado engine quits momentarily
  147. 2002 Escalade 70k miles QUESTIONS???
  148. Re-Set Codes
  149. Codes and Coolant Mistery, Hesitation
  150. Synth ATF
  151. Check engine light
  152. Code Buttons
  153. EGR removal on 1997 seville w/ northstar?
  154. northstar 32v V8 2001 eldorado engine
  155. Engine wont rev Bad Tranny
  156. 4t80E will not shift into third
  157. Installed Magnaflows.........
  158. P039 VCC Lockup Problem: Read Archives, Still Have Questions
  159. EGR Trouble HELP???
  160. OBD? DTC? How do I access these?
  161. Heater hoses
  162. Heater hoses
  163. Radiator tablets redux
  164. "CHECK COOLANT LEVEL" 14 months after fluid change
  165. what does this code pertain to? pc0153 current
  166. i need help with my deville
  167. what is wrong with my 1996 deville
  168. Little green hoses
  169. DTS MODs?
  170. Trouble Codes and Car Shuddering
  171. EBTCM traction control module
  172. will purchase 98 Eldo ETC... who should inspect/work on car? EXT Warranty Info help
  173. Read This, Need Help!!! Egr??? Fpr???
  174. 98 deville
  175. Eldo Mods? chip, exhaust, nos, ect.
  176. 3 more radiator queries
  177. 2 more radiator drain queries
  178. Transmission Pressuse Solenoid
  179. 95 Concours Put Barsleak in canister
  180. 96 Deville codes pco603 and pco717
  181. Reset codes?
  182. "Flush" coolant?
  183. ETCBM (traction control computer)
  184. 1996 DeVille Northstar
  185. Motor mount help needed!
  186. 1994 STS First Roadtrip Coolant Temp
  187. Break In Oil
  188. question about N* headgasket
  189. trans code
  190. No 4th gear...
  191. 02 sensor
  192. Northstar longevity! 323,000 miles!
  193. 95 Seville SLS Major Problems
  194. Found the SES P102 issue! Now A/C issue
  195. TPS and/or EGR needed?
  196. OBDII diagnostic codes
  197. P0102/B1009/U1301 and others HELP!!!
  198. Max throtle angle
  199. Throttle Position Sensor relearn
  200. Original or swapped N*
  201. New cdes!!!!
  202. 1995 Concours, Fuel injector size?
  203. Reading .Bins from proms?
  204. Coolant changed to green... problem?
  205. Northstar Rebuild --- Chime In, I have questions...
  206. Preventive Maintenance While Engines Out
  207. burn out? burn not.
  208. Removing Heli-coils
  209. DIC items???
  210. cost?
  211. Oil Cooler Lines
  212. Smell Coolant but from what?
  213. VIN and Performance Questions
  214. Small coolant leak
  215. check engine soon
  216. 1994 Northstar Swap
  217. Bbob, Purging/exchanging tranny fluid
  218. Rough running 2000 Seville
  219. northstar motor swap
  220. oil pan gasket change
  221. 4T80E hard shift
  222. black box under car????
  223. 93 eldorado
  224. 1987 Deville Stereo Question, Please help?
  225. Fuel Injector
  226. Car jerking in 3rd gear
  227. 98 Northstar Motor Whistle
  228. Head Bolts, fixed by what year?
  229. Good repair shop in DC/MD/VA area
  230. 2001 Cracked block??
  231. rough idle at start-up
  232. Chronic miss in 4.6L Northstar
  233. Engine Cold/Knock/Tick Noise (Replace Pistons)
  234. Question for OBD1 Guys: Can you pop an eprom out of your ECM?
  235. Performance Upgrades?
  236. 02 sensor
  237. service eng light when heat turned on
  238. Won't start - Inconsistent compression
  239. L37 vs LD8, actual differences?
  240. Need Help Please!!!
  241. High charging voltage, stumped?
  242. No start on cold days?
  243. Dealer Diagnosis - $3000 BS??
  244. has anyone had a problem with 98 sls dieing at a low idle?
  245. ABS - Traction Control
  246. help with codes please
  247. High performance ignition?
  248. Northstar Performance Enhacements?
  249. Power LOSS
  250. Has anybody done a S/C northstar yet?