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View Full Version : Northstar Performance and Technical Discussion

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  1. engine braking a la overrun clutch
  2. Best Price/ Dealer for Time-serts?
  3. Looking for Northstar Parts!
  4. accuracy of temp sensor???? please help
  5. Oil Seal Tool ?
  6. Help need info.
  7. 94 Caddy Concours Tranny/Linkage?
  8. Need help with '94 STS codes
  9. P022 code TPS open
  10. where can i buy rear control arm bushings?
  11. Replacing Timeserts in 96 Eldorado
  12. N* hp over the years...
  13. Installing Oil Pressure Gauge???
  14. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  15. 97 DeVille Concours still runnin hot
  16. HELP! Need serpentine belt diagram
  17. Vacuum pressure
  18. old engine, bad engine?
  19. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  20. P0609 - help
  21. Shift Solenoids A & B, Need some Help!
  22. What do these codes mean in plain english ?
  23. N* performance help
  24. Northstar stud problem
  25. Noisy Northstar
  26. northstar swap?
  27. Transmission NIGHTMARE
  28. '94 SLS, 4.6L, how do you set the cam alignment?
  29. 1993 Eldo...ALL THE OIL CAME OUT
  30. what engine years will fit my 94 sls?
  31. A question on diagnostic codes
  32. tires for 99 STS??
  33. taking off oil pan?
  34. Update on PCM gone Loco
  35. Overheating: correct diagnostics
  36. N* Power Steering Pump Pressurizing
  37. 95 Northstart Leaking Coolant
  38. What next? PCM shot or something I'm missing? Please help.
  39. Oil Pressure Drop on V8 NS
  40. looking for some new ideas and help with northstar motor
  41. Backfire and smoke under the Hood
  42. Northstar/HotRod/Blower
  43. 1996 ESC 40K, Does Trans-fluid need changing?
  44. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  45. Code Question for a 2000 deville north*.
  46. Can I swap an 02 N*into my 98 STS?
  47. Sorry Caddy Dudes!
  48. 97 N* low oil pressure light flickering
  49. 1996 Northstar Excess Fuel Consumption
  50. 94 SLS questions
  51. Northstar Swap question
  52. Can someone tell me what these codes mean?
  53. p076 presure solenoid problem
  54. northstar oil consumtion
  55. Compass reads incorrect sometimes?
  56. "Normal" Northstar Coolant Operating Temp?
  57. 1999 Deville trouble codes
  58. 97 STS Code Info U1027
  59. supercharger for the Northstar
  60. Radiator leak...how much $$$?
  61. '94 SLS Head bolt Torque value?
  62. stalling
  63. 4T80E shift algorhythm logic -- what are the facts?
  64. Oil Leak
  65. Overfill oil in northstar, keep reading bad stuff
  66. Changed starter, now very hard start, run, white smoke.
  67. '94 STS rattle
  68. '94 SLS smoking bad
  69. Bad idle and deacceleration
  70. '94 DeVille Concours North*
  71. Factory air intake box question
  72. Stop Engine Low Oil Presssure
  73. Northstar losing oil
  74. Pcm Gone Loco?
  75. Concours '94 Problem
  76. HELP PO25 code ????????
  77. Headgasket/temperatute swings
  78. Help with ACM codes please.
  79. Can a headgasket happen even with frequent coolant changes & if it never overheated?
  80. Exhaust manifold on N* 4.6
  81. Ect???
  82. 95 SLS Ruff Start (metal on metal)
  83. Gas Pedal Tapping When Engine Shut's Off
  84. 1995 Eldorado Northstar Engine Skips
  85. 99SLS Ruff idle when started
  86. 94 sts spark Plugs
  87. Shift Solenoid Problem help!!!!
  88. Would Magnaflows help MPG?
  89. Intake manifold gasket replacement...special tool?
  90. Factory Service Manual
  91. Oil change at 3K or when oil life=10%?
  92. blown head gasket
  93. Oil Life Monitor
  94. 95 NS chip burner
  95. If anyone needs a N* Deville & Protection
  96. Northstar overheating!
  97. 94 Seville STS service
  98. N* Headbolt Torque
  99. Quick code help please
  100. 97 n* rough idle
  101. Cylinder pressure test unsuccessful-missing something?
  102. O2 Sensors for 97 STS
  103. temp for n*
  104. Drumming up support...
  105. mechanic recommends oil additive
  106. How to turn engine to TDC w/ plugs out
  107. 1994 Concours exhaust diameter
  108. misfires @ idle & WOT, no codes
  109. Why Does My Engine Shift very Hard when hot? (No Codes)
  110. Raring to go
  111. NorthStar Oil leak
  112. How to air pressure test cylinder?
  113. 4t80e no codes, limp mode
  114. Where can i find a cheap N*
  115. Sounds that a N* engine bay should make
  116. Slight Fuel smell on startup.
  117. Need TSB 3179 and info on Service PROM
  118. intermittent chirping under the hood, at poweroff...
  119. N* Headbolt Torque Protocol
  120. life of Northstar?
  121. plug the plug or leave it open
  122. WTF Belt tensionner squeel?!?
  123. I Have a Question about my transmission fluid?
  124. Flush/Drain Coolant
  125. Cooling/overheating issue
  126. Code p1189 ????
  127. 97' DeVille Northstar overheating
  128. So, how did N* ended up in a Cadillac's engine bay?
  129. My Exhaust sound...Listen!
  130. Whos idea was it to mount the N* sideways?
  131. 97 deville trouble code help me
  132. Digital MPG read outs
  133. exhaust volume
  134. '01 STS Piston and Ring Replacement
  135. This is a long-shot, just maybe...
  136. A/C issue!!!! again
  137. Turbonator, Tornado????
  138. 96 Deville T.b. And Egr Cleaning
  139. If anyone is interested in buying an Engine
  140. Catalyst melted. Why?
  141. random spring & washer after oil change.
  142. 96 Concours Northstar W/PC0240 Code
  143. New Cluster - Help
  144. Northstar Transplant?
  145. 360 HP reman N*....BBob what's your take?
  146. Gasket blown - other work while there?
  147. Northstar threw a rod, hole in lower block. Rebuildable?
  148. Help
  149. Northstar drinking coolant - need advice
  150. Blown NorthStar
  151. Remove N* eng from top or Pwrtrn out Btm?
  152. car stalls at light ?
  153. So what's wrong with FWD?
  154. Performace Module???
  155. Thud, Clunk, Bang When shifting from Drive to Reverse or From Reverse to Drive
  156. Cam Position Sensor
  157. Dammm
  158. O2 sensor Question - bboby?
  159. 98 northstar cooling system
  160. 94 Sts A/c Problems Need Help
  161. 97 Deville. P0131 - what does this tell the computere
  162. Kicking coolant out the overflow hose on the surge tank
  163. No coolant supplement pellets available here.
  164. pan seal ??????
  165. Case 1/2 seal Question
  166. 94 Concours Need Help Big Time
  167. 97 Aurora with Northstar engine..Head gasket problem!
  168. transient powertrain "slack" when engaging??
  169. road trip spec's
  170. SELLING my Cadillac Deville DTS ------
  171. new head gasket sealant and bolt sealant
  172. CHANGE OIL message after new WATER PUMP installed
  173. would WOT's get rid of this code?
  174. Midthrottle surge...
  175. schematics 95 SLS water pump
  176. Dead Eldorado
  177. question about mixing of octane at the pump
  178. Using 20w50 oil in N* 99STS
  179. Need help quick - 2000 vs 99 injectors
  180. the STS almost doesnt start...any ideas?
  181. P0171 - P0174
  182. Doing First Tune Up
  183. Transmission service at the dealer?
  184. best choice?
  185. CAT = good and ?
  186. 4 cylinder Northstar - 97 DeVille
  187. RWD N* Project update
  188. 97 STS Cranks but doesn't start - error codes
  189. small tweaks that help or not?
  190. Running ragged p0300....
  191. 97 Deville - Sensor trouble, Running poor
  192. bad dealer
  193. No pressure on hoses
  194. Test for cam position sensors 98+?
  195. stuck at this part
  196. 96 SLS sometimes hard to start
  197. low (or no) oil pressure
  198. 94 Seville not starting
  199. drag strip times
  200. Coil Packs
  201. Rattling catalytic converter on n*
  202. Rear Speed Sensors Disconnected... On Purpose?
  203. N* ring end gap?
  204. 97 deville p420 code
  205. GOT CODES? I DO & IT SUCKS!!
  206. 2000 dhs plugs
  207. cooling fans
  208. Plugs/Wires check! EGR check! Phenolic plates???
  209. mud like residue in surge tank....
  210. seafoam
  211. idle? and mpg?
  212. northstar turbo
  213. '99 STS Temperature Problem ?
  214. No pressure in expansion tank
  215. Spark plug torque N*
  216. what hose do you drain coolant from? top or bottom?
  217. Changing Throttle bodies on my N*? Proceedure!
  218. how much dex cool and distilled water?
  219. 05 STS V8 Oil filter
  220. Best Oil Change Chain?
  221. engine managament/swap in jeep
  222. Forged crankshaft for N*
  223. Need "New" Northstar
  224. LT5 Vs Early Northstar
  225. 96 SLS Electrical Problems?
  226. Headgaskets?
  227. Twin Turbo or Supercharged...
  228. Mobil 5000, Conventional Oil?
  229. How to pull this out ?
  230. Oil leak!
  231. Rebuild bearings
  232. Engine Surge/Hesitate
  233. 2000 STS Spark Plug Thread Repair
  234. Hey BBOB (and others), was the LT1 ever considered
  235. oil change for 2001 cadi deville
  236. Phenolic Spacer Plates
  237. Cranks 5-10 seconds now, what's up?
  238. 96 STS N* squeaky pulley!?!?
  239. Spark Plug Question
  240. Fuel Pressure Check...
  241. Water Pump Tool?
  242. http://www.dragtimes.com/
  243. 99 STS - Blown Head Gaskets
  244. throttle body and egr tubes
  245. 99 Concourse, just going to buy then clonk
  246. Any Temp Seal For Head gaskets??
  247. Wow, this stinks
  248. Oxygen Sensor
  249. my engine on my 98....
  250. What could the problem be????