View Full Version : Northstar Performance and Technical Discussion


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  1. starting problem
  2. Idle surging
  3. Northstar Help
  4. Crank Position Sensor Symptoms and Replacement
  5. Water Pump ?
  6. RWD Northstar? Gofast Parts?
  7. My Idea!!!!!!
  8. Main thread pulled out
  9. Tranny trouble again.
  10. 00 DTS - Starting issue
  11. Timesert or not?
  12. 2000 N* into a '96 DeVille?
  13. Run mid-grade every other tank?
  14. P0741 & P1860
  15. How warm do I warm my car up?
  16. Exhaust manifolds: removed with engine in place?
  17. Burning Coolant
  18. Performance questions!!!!
  19. Regular fuel change ecm program
  20. TCS C1233 and ignition problem? 97 SLS
  21. Remote mirror removal & repair questions
  22. Where is my gas filter? 97 STS
  23. Oil Burning Eldo, 1997 Etc..
  24. Northstar Intermittent misfire-Pulling hair out!!
  25. 96 concours code help!!
  26. Performance chips...scam?
  27. Some unanswered throttle body cleaning questions
  28. 1996 sts - "NO IRC DATA"
  29. 1996 DeVille won't start
  30. EGR valve removal.. need a bit of help
  31. lift
  32. Bbob - a leason on sealers, please!
  33. Need Options...coolant blowing out...
  34. Code P0335 on 2001 STS
  35. benlomand
  36. Possible Main Bearing Knock....what to do?
  37. ***********
  38. compression check out of car
  39. n* check coolant level on 97 deville
  40. BBob need help
  41. Air intake "twister"?
  42. smell coolant? check freezeplugs
  43. Help with PC0174 code
  44. rss c1769 code.. help !
  45. NorthStar Reputation..
  46. RTD means??
  47. 1996 SLS Won't Disengage Parking brake when put into gear?
  48. LD8 L37 comparison...which is really quicker?
  49. N* coolant problem
  50. Does A Northstar Have Mds?
  51. thanks to bbob, ranger, etc.
  52. What's up with the new "Universal" coolant? (Bbob?)
  53. I'm being ROBBED! (of hp)
  54. using non-GM spark plug wires?
  55. How many have blown Northstars
  56. Water Pump Replacement
  57. CD-ROM Service Manuals
  58. HELP: BPTB, AC compressor
  59. Replaced A And B Shift Still Actin Funny
  60. p094 code - where is the soleniod located?
  61. service vehicle soon !!!!!!
  62. Help with removing Northstar coolant crossover
  63. error code
  64. supercharger??
  65. OK, who else needs a timesert kit????
  66. Can the Northstar be rebuilt?
  67. Using oil....but where?
  68. VIN Code "9"
  69. Head gasket and mileage...
  70. 96 Eldorado trouble code PC 0420...
  71. My First problem with my 2001 DTS if anyone can help?
  72. 97 deville cooling system
  73. air bag
  74. Dead #1 - Stumped & DisCUSSeded!
  75. Where exactly are the B1S2, B2S1, and B1S3 O2 sensors located?
  76. Northstar Head Gasket.. What Parts Needed???
  77. 94 concours rough idle when hot
  78. Where does a coolant change go into?
  79. Oil Pump - how to inspect and test out of engine
  80. Possible for Trans. Solenoids not to show a code?
  81. Code AC1348 on 1996 seville SlS what does it mean?
  82. AAA Extended Warranty
  83. Technical Service Bulletins
  84. 94 concours, test your knowledge
  85. My car Quacks
  86. 1996 SLS Transmission Reluctant/Studders to go to Overdrive Ideas?
  87. s/s fuel rail removal to get to EGR...
  88. Transmission codes
  89. Which pistons can and should I use
  90. Fastest NORTHSTAR
  91. changing out serpentine tensioner
  92. Service engine soon light-94 concours
  93. High Oil Consumption, Pulled Headbolts, Blown Head Gaskets, Bars Leak, Unstable Temps
  94. Motor Oil Choice
  95. Finding coolant leak...need help
  96. Oil Under Intake 94 Northstar
  97. Engine Coolant Temperature 190-201 F
  98. Engine misfire/stall codes
  99. How do I clear codes?
  100. '95 SLS high idling temperature
  101. Right Milage?
  102. Removing the dowels
  103. What is normal engine temp for the northstar?
  104. What mods is available for my 94 SLS ???
  105. Is There a Bar’s Leak pellet usage limit???
  106. oil pressure low...engine getting hotter
  107. Replacing Belt Idler & belt - HELP!
  108. Head bolts & time-serts?
  109. Fuel filter R&r
  110. 98 SLS Overheating in minutes
  111. 96 deville fuel pressure regulator?
  112. blower motor control issues
  113. '96 Deville SES light on and hard to start
  114. Where can i find a supercharger
  115. Northstar Engine assembly - instructions
  116. 4T80E down shifting RPM 4000
  117. coolant leak
  118. Low Oil Pressure???
  119. Bar's Leaks "Head Gasket Repair"
  120. 96 Deville No Start condition, help
  121. 94 N* swap in 96 Eldo
  122. Preventing head gasket and cooling system failures...
  123. Engine oil life % - Who uses it?
  124. GM Dealer Coolant Procedure?
  125. Another Coolant Question
  126. Oil Additives... BBOB?? and others....
  127. 98 deville ses lights
  128. can '98 Northstar be tuned to take Regular Gas?
  129. gas in oil
  130. engine code 9 with a trouble code 53.
  131. 2001 eldorado engine quits momentarily
  132. 2002 Escalade 70k miles QUESTIONS???
  133. Re-Set Codes
  134. Codes and Coolant Mistery, Hesitation
  135. Synth ATF
  136. Check engine light
  137. Code Buttons
  138. EGR removal on 1997 seville w/ northstar?
  139. northstar 32v V8 2001 eldorado engine
  140. Engine wont rev Bad Tranny
  141. 4t80E will not shift into third
  142. Installed Magnaflows.........
  143. P039 – VCC Lockup Problem: Read Archives, Still Have Questions
  144. EGR Trouble HELP???
  145. OBD? DTC? How do I access these?
  146. Heater hoses
  147. Heater hoses
  148. Radiator tablets redux
  149. "CHECK COOLANT LEVEL" 14 months after fluid change
  150. what does this code pertain to? pc0153 current
  151. i need help with my deville
  152. what is wrong with my 1996 deville
  153. Little green hoses
  154. DTS MODs?
  155. Trouble Codes and Car Shuddering
  156. EBTCM traction control module
  157. will purchase 98 Eldo ETC... who should inspect/work on car? EXT Warranty Info help
  158. Read This, Need Help!!! Egr??? Fpr???
  159. 98 deville
  160. Eldo Mods? chip, exhaust, nos, ect.
  161. 3 more radiator queries
  162. 2 more radiator drain queries
  163. Transmission Pressuse Solenoid
  164. 95 Concours Put Barsleak in canister
  165. 96 Deville codes pco603 and pco717
  166. Reset codes?
  167. "Flush" coolant?
  168. ETCBM (traction control computer)
  169. 1996 DeVille Northstar
  170. Motor mount help needed!
  171. 1994 STS First Roadtrip Coolant Temp
  172. Break In Oil
  173. question about N* headgasket
  174. trans code
  175. No 4th gear...
  176. 02 sensor
  177. Northstar longevity! 323,000 miles!
  178. 95 Seville SLS Major Problems
  179. Found the SES P102 issue! Now A/C issue
  180. TPS and/or EGR needed?
  181. OBDII diagnostic codes
  182. P0102/B1009/U1301 and others HELP!!!
  183. Max throtle angle
  184. Throttle Position Sensor relearn
  185. Original or swapped N*
  186. New cdes!!!!
  187. 1995 Concours, Fuel injector size?
  188. Reading .Bins from proms?
  189. Coolant changed to green... problem?
  190. Northstar Rebuild --- Chime In, I have questions...
  191. Preventive Maintenance While Engines Out
  192. burn out? burn not.
  193. Removing Heli-coils
  194. DIC items???
  195. cost?
  196. Oil Cooler Lines
  197. Smell Coolant but from what?
  198. VIN and Performance Questions
  199. Small coolant leak
  200. check engine soon
  201. 1994 Northstar Swap
  202. Bbob, Purging/exchanging tranny fluid
  203. Rough running 2000 Seville
  204. northstar motor swap
  205. oil pan gasket change
  206. 4T80E hard shift
  207. black box under car????
  208. 93 eldorado
  209. 1987 Deville Stereo Question, Please help?
  210. Fuel Injector
  211. Car jerking in 3rd gear
  212. 98 Northstar Motor Whistle
  213. Head Bolts, fixed by what year?
  214. Good repair shop in DC/MD/VA area
  215. 2001 Cracked block??
  216. rough idle at start-up
  217. Chronic miss in 4.6L Northstar
  218. Engine Cold/Knock/Tick Noise (Replace Pistons)
  219. Question for OBD1 Guys: Can you pop an eprom out of your ECM?
  220. Performance Upgrades?
  221. 02 sensor
  222. service eng light when heat turned on
  223. Won't start - Inconsistent compression
  224. L37 vs LD8, actual differences?
  225. Need Help Please!!!
  226. High charging voltage, stumped?
  227. No start on cold days?
  228. Dealer Diagnosis - $3000 BS??
  229. has anyone had a problem with 98 sls dieing at a low idle?
  230. ABS - Traction Control
  231. help with codes please
  232. High performance ignition?
  233. Northstar Performance Enhacements?
  234. Power LOSS
  235. Has anybody done a S/C northstar yet?
  236. PCM P1153: 02 Sensor Insufficient Switching, PLEASE HELP
  237. Traction Control Problem
  238. Bobbyinski -- Northstar failure
  239. Cold Engine Misfire
  240. DTCs from my flood car - help with diagnosis
  241. PCM code????
  242. how to pull dic codes?
  243. Dealer Installed Timesert Question
  244. 99 deville sounds/runs awful
  245. Oil pan gasket
  246. n.star water pump removal & install how-to
  247. Thinking of buying a Snap-On MT2500, any thoughts?
  248. Crankcase scrap rate.
  249. what years are compatible with my 93 STS?
  250. Aaaaagh! I should'v know better,