: Northstar Engines and System Technical Discussion



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  1. northstar swap?
  2. Transmission NIGHTMARE
  3. '94 SLS, 4.6L, how do you set the cam alignment?
  4. 1993 Eldo...ALL THE OIL CAME OUT
  5. what engine years will fit my 94 sls?
  6. A question on diagnostic codes
  7. tires for 99 STS??
  8. taking off oil pan?
  9. Update on PCM gone Loco
  10. Overheating: correct diagnostics
  11. N* Power Steering Pump Pressurizing
  12. 95 Northstart Leaking Coolant
  13. What next? PCM shot or something I'm missing? Please help.
  14. Oil Pressure Drop on V8 NS
  15. looking for some new ideas and help with northstar motor
  16. Backfire and smoke under the Hood
  17. Northstar/HotRod/Blower
  18. 1996 ESC 40K, Does Trans-fluid need changing?
  19. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  20. Code Question for a 2000 deville north*.
  21. Can I swap an 02 N*into my 98 STS?
  22. Sorry Caddy Dudes!
  23. 97 N* low oil pressure light flickering
  24. 1996 Northstar Excess Fuel Consumption
  25. 94 SLS questions
  26. Northstar Swap question
  27. Can someone tell me what these codes mean?
  28. p076 presure solenoid problem
  29. northstar oil consumtion
  30. Compass reads incorrect sometimes?
  31. "Normal" Northstar Coolant Operating Temp?
  32. 1999 Deville trouble codes
  33. 97 STS Code Info U1027
  34. supercharger for the Northstar
  35. Radiator leak...how much $$$?
  36. '94 SLS Head bolt Torque value?
  37. stalling
  38. 4T80E shift algorhythm logic -- what are the facts?
  39. Oil Leak
  40. Overfill oil in northstar, keep reading bad stuff
  41. Changed starter, now very hard start, run, white smoke.
  42. '94 STS rattle
  43. '94 SLS smoking bad
  44. Bad idle and deacceleration
  45. '94 DeVille Concours North*
  46. Factory air intake box question
  47. Stop Engine Low Oil Presssure
  48. Northstar losing oil
  49. Pcm Gone Loco?
  50. Concours '94 Problem
  51. P 025 code - 1995 STS
  52. Headgasket/temperatute swings
  53. Help with ACM codes please.
  54. Can a headgasket happen even with frequent coolant changes & if it never overheated?
  55. Exhaust manifold on N* 4.6
  56. Ect???
  57. 95 SLS Ruff Start (metal on metal)
  58. Gas Pedal Tapping When Engine Shut's Off
  59. 1995 Eldorado Northstar Engine Skips
  60. 99SLS Ruff idle when started
  61. 94 sts spark Plugs
  62. Shift Solenoid Problem help!!!!
  63. Would Magnaflows help MPG?
  64. Intake manifold gasket replacement...special tool?
  65. Factory Service Manual
  66. Oil change at 3K or when oil life=10%?
  67. blown head gasket
  68. Oil Life Monitor
  69. 95 NS chip burner
  70. If anyone needs a N* Deville & Protection
  71. Northstar overheating!
  72. 94 Seville STS service
  73. N* Headbolt Torque
  74. Quick code help please
  75. 97 n* rough idle
  76. Cylinder pressure test unsuccessful-missing something?
  77. O2 Sensors for 97 STS
  78. temp for n*
  79. Drumming up support...
  80. mechanic recommends oil additive
  81. How to turn engine to TDC w/ plugs out
  82. 1994 Concours exhaust diameter
  83. misfires @ idle & WOT, no codes
  84. Why Does My Engine Shift very Hard when hot? (No Codes)
  85. Raring to go
  86. NorthStar Oil leak
  87. How to air pressure test cylinder?
  88. 4t80e no codes, limp mode
  89. Where can i find a cheap N*
  90. Sounds that a N* engine bay should make
  91. Slight Fuel smell on startup.
  92. Need TSB 3179 and info on Service PROM
  93. intermittent chirping under the hood, at poweroff...
  94. N* Headbolt Torque Protocol
  95. life of Northstar?
  96. plug the plug or leave it open
  97. WTF Belt tensionner squeel?!?
  98. I Have a Question about my transmission fluid?
  99. Flush/Drain Coolant
  100. Cooling/overheating issue
  101. Code p1189 ????
  102. 97' DeVille Northstar overheating
  103. So, how did N* ended up in a Cadillac's engine bay?
  104. My Exhaust sound...Listen!
  105. Whos idea was it to mount the N* sideways?
  106. 97 deville trouble code help me
  107. Digital MPG read outs
  108. exhaust volume
  109. '01 STS Piston and Ring Replacement
  110. This is a long-shot, just maybe...
  111. A/C issue!!!! again
  112. Turbonator, Tornado????
  113. 96 Deville T.b. And Egr Cleaning
  114. If anyone is interested in buying an Engine
  115. Catalyst melted. Why?
  116. random spring & washer after oil change.
  117. 96 Concours Northstar W/PC0240 Code
  118. New Cluster - Help
  119. Northstar Transplant?
  120. 360 HP reman N*....BBob what's your take?
  121. Gasket blown - other work while there?
  122. Northstar threw a rod, hole in lower block. Rebuildable?
  123. Help
  124. Northstar drinking coolant - need advice
  125. Blown NorthStar
  126. Remove N* eng from top or Pwrtrn out Btm?
  127. car stalls at light ?
  128. So what's wrong with FWD?
  129. Performace Module???
  130. Thud, Clunk, Bang When shifting from Drive to Reverse or From Reverse to Drive
  131. Cam Position Sensor
  132. Dammm
  133. O2 sensor Question - bboby?
  134. 98 northstar cooling system
  135. 94 Sts A/c Problems Need Help
  136. 97 Deville. P0131 - what does this tell the computere
  137. Kicking coolant out the overflow hose on the surge tank
  138. No coolant supplement pellets available here.
  139. pan seal ??????
  140. Case 1/2 seal Question
  141. 94 Concours Need Help Big Time
  142. 97 Aurora with Northstar engine..Head gasket problem!
  143. transient powertrain "slack" when engaging??
  144. road trip spec's
  145. SELLING my Cadillac Deville DTS ------
  146. new head gasket sealant and bolt sealant
  147. CHANGE OIL message after new WATER PUMP installed
  148. would WOT's get rid of this code?
  149. Midthrottle surge...
  150. schematics 95 SLS water pump
  151. Dead Eldorado
  152. question about mixing of octane at the pump
  153. Using 20w50 oil in N* 99STS
  154. Need help quick - 2000 vs 99 injectors
  155. the STS almost doesnt start...any ideas?
  156. P0171 - P0174
  157. Doing First Tune Up
  158. Transmission service at the dealer?
  159. best choice?
  160. CAT = good and ?
  161. 4 cylinder Northstar - 97 DeVille
  162. RWD N* Project update
  163. 97 STS Cranks but doesn't start - error codes
  164. small tweaks that help or not?
  165. Running ragged p0300....
  166. 97 Deville - Sensor trouble, Running poor
  167. bad dealer
  168. No pressure on hoses
  169. Test for cam position sensors 98+?
  170. stuck at this part
  171. 96 SLS sometimes hard to start
  172. low (or no) oil pressure
  173. 94 Seville not starting
  174. drag strip times
  175. Coil Packs
  176. Rattling catalytic converter on n*
  177. Rear Speed Sensors Disconnected... On Purpose?
  178. N* ring end gap?
  179. 97 deville p420 code
  180. GOT CODES? I DO & IT SUCKS!!
  181. 2000 dhs plugs
  182. cooling fans
  183. Plugs/Wires check! EGR check! Phenolic plates???
  184. mud like residue in surge tank....
  185. seafoam
  186. idle? and mpg?
  187. northstar turbo
  188. '99 STS Temperature Problem ?
  189. No pressure in expansion tank
  190. Spark plug torque N*
  191. what hose do you drain coolant from? top or bottom?
  192. Changing Throttle bodies on my N*? Proceedure!
  193. how much dex cool and distilled water?
  194. 05 STS V8 Oil filter
  195. Best Oil Change Chain?
  196. engine managament/swap in jeep
  197. Forged crankshaft for N*
  198. Need "New" Northstar
  199. LT5 Vs Early Northstar
  200. 96 SLS Electrical Problems?
  201. Headgaskets?
  202. Twin Turbo or Supercharged...
  203. Mobil 5000, Conventional Oil?
  204. How to pull this out ?
  205. Oil leak!
  206. Rebuild bearings
  207. Engine Surge/Hesitate
  208. 2000 STS Spark Plug Thread Repair
  209. Hey BBOB (and others), was the LT1 ever considered
  210. oil change for 2001 cadi deville
  211. Phenolic Spacer Plates
  212. Cranks 5-10 seconds now, what's up?
  213. 96 STS N* squeaky pulley!?!?
  214. Spark Plug Question
  215. Fuel Pressure Check...
  216. Water Pump Tool?
  217. http://www.dragtimes.com/
  218. 99 STS - Blown Head Gaskets
  219. throttle body and egr tubes
  220. 99 Concourse, just going to buy then clonk
  221. Any Temp Seal For Head gaskets??
  222. Wow, this stinks
  223. Oxygen Sensor
  224. my engine on my 98....
  225. What could the problem be????
  226. OBD Codes
  227. Northstar Exhaust acoustic "tuning", Bbobinsky?
  228. '94 Deville n* h2O pipes behind engine rusted out
  229. Map sensor
  230. Help with codes for the Concourse
  231. problems with 94 deville 4.6L
  232. Which Fuel Pressure Regulator?
  233. New Application for the N*
  234. Engine miss
  235. Northstar engine miss
  236. 97 Deville Running poorly Help.
  237. EGR stuck = retarded timing?
  238. What is an MAF, and where can I find it?
  239. Spark Plugs on 94 STS.
  240. WOT, Premium Gas and Service Engine Soon Message
  241. Re: Didn't know where else to post this...
  242. Acetone and the Northstar
  243. whats with the front valve cover???
  244. Theory for Bbob: Fuel grade AGAIN ;)
  245. Need an Honest Opinion on my STS
  246. Plugs and Wires
  247. Missfire sensor
  248. Not head GASKET!
  249. 94 deville intake cover
  250. DIC controlls