: Northstar Engines and System Technical Discussion



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  1. Jury rigged solution
  2. anybody watch TLC Rides yesterday?
  3. Help! Theft System Problem - Can't Start My 97 Concours
  4. A/C Question
  5. Bad Smog result
  6. 4.9 better than Northstar?
  7. Two Error Codes
  8. WTB: 4.6L Northstar intake manifold (1993 Eldorado)
  9. Northstar Intake manifold
  10. 4.0 cam swap/exhaust size
  11. DTC P1377 - IC Cam Pulse To 4X Reference Pulse
  12. Can someone tell me what GM PN's 1052080 & 12345382 are?
  13. OK Here Comes The Problems before summer.
  14. not so, everyday cadillac problems
  15. need help Removing Harmonic Balancer
  16. Very low refridgerant?? Please advise.
  17. Coolant Problem??
  18. Click noise when AC is on?
  19. how do i remove the...
  20. bottom pulley wabbles
  21. BCM causing rough idle?
  22. Water Pump Drive Pulley
  23. 98 SLS Trans/mounts Questions
  24. So how many people have had overheating/bad head gasket problems?
  25. Car Rides Horribly!
  26. PO85 Fix
  27. NEW exhaust idea...
  28. Northstar vs 4.9
  29. 4T80e questions
  30. check engine light
  31. Rough Idle
  32. More oil consumption
  33. Is it stupid to put in a new engine?????
  34. Advise on De Ville 97
  35. Oil filter
  36. Service Manuals
  37. Transmission Valve (or what the dealer told me)
  38. wierd idle
  39. Miracle fuel additive stopped noise and oil consumption
  40. 95 eldorado oil questions
  41. 95 Harness --> 93 Block/sensors?
  42. Kit Car w/Northstar, Engine VIN codes
  43. EGR Valve and Throttle Body
  44. Heater core?
  45. sticky gas pedal/rough idling/accelerating
  46. Head Bolts????
  47. OEM Liquid Sealant at Case Half Seal?
  48. Throttle Body, Rough Idle
  49. 97 air box mod?
  50. throttle body
  51. Head Gasket Repair - Clean Up of Head, Block & Combustion Chambers?
  52. How good is the 4.6L N*
  53. Seville ECM Codes
  54. Trouble Code on '96 Eldorado
  55. tranny probs need help
  56. Unidentified noise in front driver side wheel on a hard right
  57. spark plug gap?
  58. need timesert kit for my 94 n*
  59. 1993 Northstar engine knock
  60. Code IRC B1771
  61. Excessive Crank Time - Advice Needed
  62. Cost Efficient Mods for '98 STS?
  63. Pls help! How much $ should it cost to repair.....
  64. trouble code retrival
  65. Iridium spark plugs
  66. Sedan Deville Diag Codes: How to interpret?
  67. Boosted caddys
  68. 95 sts,pcm?
  69. Northstar Mechanic
  70. 96 ETC code problems
  71. Codes
  72. Help with Timing Chain Removal
  73. help me with my ....
  74. It just quits (dies) restarts fine.
  75. fuel economy
  76. radiator with holes
  77. supercharged caddy?
  78. A few questions 2
  79. A little more Fuel or air needed.
  80. Is there anywhere to get the specs for a 4.6L Northstar
  81. Brake Fluid Flush
  82. GM part no. for timesert inserts?
  83. God ! please help me before my caddy kills me..
  84. 2000+ NorthStar modified to fit 1994 = success
  85. Lots O'Codes HELP!!!
  86. Coolant Change
  87. cruise control not working properly!
  88. Need help with codes
  89. i smell coolant, is my water pump bad?
  90. Crank micropolishing/where to buy parts?
  91. New Lights
  92. O2 sensor
  93. 95 eldorado Northstar over heats
  94. What to do, what to do...
  95. Main Bearing Replacement?
  96. Rear Main Seal Installer
  97. Looking for a few answers
  98. Help!!!
  99. 94 Seville
  100. My 1996 Sedan Deville won't go over 40 mph?
  101. Northstar and CHRFAB article
  102. 94 eldo compression test
  103. Ignition Wires
  104. Ran my STS again
  105. how long....
  106. 1994 Deville oil pan gasket leak
  107. Leaky oil pan gasket on 94 N* eldo
  108. Service Ride Control and traction control
  109. Some initial worries for 94 eldo tc
  110. some problems
  111. computer readout !!!
  112. Thottle Body
  113. Where to find a Northstar engine
  114. Rough Idel
  115. My 99 STS Overheated
  116. Engine Mounts
  117. oil pan gasket
  118. 94 Deville Concourse Billowing White Smoke
  119. cheap perfomance stuff...
  120. Coolant smell from heater; how screwed am I?
  121. Changing the fuel filter
  122. How to do a tuneup on a North*
  123. '96 SLS: IPC Option C problem
  124. Northstar Oil Usage
  125. Buzzing from turn signal
  126. Engine Data Analysis help
  127. 94 eldorado W/coolant in oil
  128. Growe3, Engine Removal Questions
  129. My .02 on Carbon
  130. N* plugs & wires: DIY or leave it for the pros?
  131. MAP sensor
  132. Lucus Products? Fuel Injector Cleaner
  133. Need Northstar Advic
  134. questions before installing new idle speed motor
  135. 94' Sls Pcm
  136. my first mod
  137. coolant leak - is this a bad fix?
  138. 96 Eldorado Oil leak
  139. Northstar dimensions
  140. Mechanic needs help, NS killing ICM
  141. Just told driveshaft is shot. What should I do?
  142. Timesert kit FS! $130 Shipped!
  143. Is my mechanic pulling a 'fast one'?
  144. Sluggish when driving
  145. 1998 Cai??
  146. Error Codes, Diagnostic Mode, RKE Programming, Owners Manuals, General Info
  147. Error Codes and Diagnostic Mode Explained
  148. Head bolt retorque method recommendation needed
  149. Is New Exhaust Hurting MPG?
  150. 1998 STS A/C Problems
  151. traction control sucks!
  152. tranny troubles in Montana
  153. flashing number on display
  154. Which Fuel Company
  155. Oil pressure problems
  156. No power from Northstar on '98 Deville
  157. bosch 4's????
  158. Oil Under Intake Manifold on Northstar
  159. Complicated spark problem on 94/99 Northstar engine
  160. 96 Eldo Warm Eng. Miss No Codes
  161. Every North* blows head gaskets??????
  162. 97 STS P0300 Current/P0603 History SES light
  163. Shift Solenoid "A" and "B" question
  164. whats the difference
  165. Head gaskets on 1993 Allante Northstar
  166. Got codes Help Please
  167. How do I Access OBCII 98 DeVille
  168. good buy?
  169. Fuel Pressure Loss
  170. Crank Sensor--Revisited
  171. Suddenly running rough
  172. Northstar Stalls On Restart
  173. northstar engine swap info
  174. Yep She's A Leaker
  175. Fuel economy post 60k service?
  176. Fuel rail leak--another thorn in the side
  177. anyon know where i can get a chip?
  178. 4.6 running rough at idle in gear
  179. Codes
  180. wat should i do to my car
  181. Annoying engine noise
  182. How long to check codes?
  183. 93 STS Overheated, now idles high. PLEASE HELP
  184. Engine Stalling at traffic light
  185. Coolant Supplement Tablet question
  186. Trans or can it be Electrical
  187. help wilth coede PO23
  188. my 94 SLS code problems help!!
  189. Transmission help!!
  190. Where is the EGR valve located?
  191. clearing codes
  192. How To Fix Clicking Throttle Body
  193. Where can I buy a new EGR valve at a good price?
  194. '98 STS - "Service engine soon" light was on for two days...now off...car runs great
  195. Coolant Flush?
  196. Random Multiple Cylinder Misfire
  197. Idle seems rough.
  198. how to avoid cracked heads?
  199. Can you put in too much coolant?
  200. Dex-Cool
  201. Engine Coolant
  202. Weird?
  203. oil pressure loss "STOP ENGINE" warning FIX
  204. Impossible To Fix Overheating Problem
  205. Leaking coolant? Head gasket???
  206. 4t80-e transmission leakage
  207. Resonator Question..
  208. 96 Eldo Warm Eng. Miss. Acceleration Miss.
  209. How do I retrive codes
  210. Help! Service Emissions Soon and Check Engine
  211. Can you repair the fuel rail
  212. Where to get Northstar computer and harness??
  213. A Little Head
  214. 97 Eldo running weak!
  215. Ok, I've pulled the codes and decoded them...
  216. How do I pull codes off my 97 SLS?
  217. help!!...no start and no power at purple wire
  218. slow return to idle (95 sts)
  219. surging under WOT
  220. where do i get performance chips
  221. EMERGENCY----c1232 and c1255
  222. SUPERCHARGER soon
  223. Fuel Problem. TPS or a cleaning?
  224. Northstar needs engine protectors ?
  225. Spark Plug and Wire Change Summary
  226. Help! 96 STS Stalling and Barely Drives
  227. Bad oil Leak
  228. Is it possible to go from 4.1 to Northstar?
  229. need help on replacing the idle speed control motor
  230. Fuel Rail Replacement 96 sts
  231. ISO mechanic for 95 Seville in NE Illinois/SE Wisconsin
  232. N.Star Deville afermarket Tachometer ?
  233. Northstar Electromotive TEC3 .bin file needed
  234. Blown Head Gasket...Help!!
  235. STS Computer Into Deville?
  236. Frozen Spark Plugs
  237. thanks elwesso,lido
  238. Eldorado Exhaust??
  239. Frenchcad Is Asking For Help To Burn Speed Limit...
  240. car won't start!
  241. 95 STS corrosion
  242. One Dead Deville 1999
  243. 94' SLS t073 erratic idle & stalling
  244. 2000sts trouble codes
  245. check engine soon????????
  246. 99 STS Gas pedal sticking
  247. 94 Northstar question
  248. BG44k
  249. (Pressing gas) CLUNK.. What the heck?
  250. Fuel Additives