: Northstar Engines and System Technical Discussion



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  1. 93 Eldorado 4.6 Northstar "chuggle"
  2. high trans line pressure
  3. Firing order
  4. Northstar question!
  5. Can we get a moment of silence...
  6. air filter in a 1999 Deville
  7. So far I'm not thrilled
  8. Misfire and coils
  9. OBD2 Code RSM0038???
  10. Missfire - NEED HELP
  11. P036 & P056?
  12. Service Engine Soon? No apparent problems
  13. Replaced plug wires and plugs still misfire code
  14. I want more power out of my Northstar
  15. Is there any update on a head gasket sealer that works?
  16. What happened?
  17. Infinitely better than the 'turbonoter'!
  18. Headgasket change ????
  19. Motor Noise
  20. best oil for the 96 northstar 133000 miles
  21. northstar oil leak issues
  22. Where can I cash in a blown PCM core?
  23. hole in the block!!!!!!!!!!
  24. Intake Manifold removal
  25. 96 Edlo Cranks will not start
  26. Lower temp stat & fan sensor?
  27. 93 Allante Northstar oil leak
  28. Guide to replace water pump...
  29. Surge tank
  30. Dex Cool
  31. My crank pulley is wobbling...
  32. Throttle Body Question...
  33. oil pressure light
  34. General Northstar info needed
  35. overheating
  36. bad smell and smoke
  37. How do i clean the heads on my aluminum block?
  38. Dex-cool controversy
  39. what year engine is this!
  40. gasket
  41. NEW (used) Cadillac Owner Deville Northstar 32V
  42. Overheating '99 D'Elegance, need to sell....
  43. headgasket blown?
  44. 1996 cadillac deville for sale
  45. Shift solonoid ?, not like in thread below
  46. 97 eldorado etc with a stumble
  47. do I need two sets of timeserts?
  48. Trouble starting once engine is warm
  49. coolant level
  50. Ok computer genius!! I need you help please
  51. removing northstar engine AC COMPRESSOR question
  52. Intermittant detonation
  53. n*Headgasket Diag. the Hardway
  54. Using 1st, 2nd, 3rd gears in 99' STS
  55. Northstar 1993 Explosion - Urgent Need
  56. having a starting problem on my 94 sls
  57. '95 Northstar into a '94?
  58. NorthStar reliability?
  59. Leaking Coolant, where is it coming from?
  60. Removing the front valve cover on 98 N*???
  61. Low battery voltage causing hard starts ?
  62. new server with past informative posts
  63. Oil Leak Question
  64. service.gm.com username/password
  65. Slipping out of overdrive and P094 code
  66. will 99 n* spark plug wires fit 97 n* ???
  67. Update on my 99' Eldo issues.. and thanks
  68. 97 DeVille Concours low oil pressure stop engine???
  69. sensor names?!?!?!
  70. Cost of rebuilding transmission?
  71. 99 STS Engine Temp Sensor problem
  72. New Owner, 97 Eldo, A Few Thoughts And Questions
  73. what is the conditioner called to add to the radiator coolant??
  74. Toyota MR2 powered by...Northstar
  75. Northstar Twin Turbo...
  76. A helicopter powered by...Northstar engine
  77. A guy with TWO N* engines in his Caddy...The TwinStar
  78. A guy with a turbocharged Northstar powered Fiero...
  79. Found: Northstar Engine Info:
  80. Hi, new here with q on a 99 Eld.
  81. Running Rich?????
  82. Spark Plug Replacement
  83. Cooling System Hoses
  84. 95 STS Crank sensor,location ??? help
  85. engine braking a la overrun clutch
  86. Best Price/ Dealer for Time-serts?
  87. Looking for Northstar Parts!
  88. accuracy of temp sensor???? please help
  89. Oil Seal Tool ?
  90. Help need info.
  91. 94 Caddy Concours Tranny/Linkage?
  92. Need help with '94 STS codes
  93. P022 code TPS open
  94. where can i buy rear control arm bushings?
  95. Replacing Timeserts in 96 Eldorado
  96. N* hp over the years...
  97. Installing Oil Pressure Gauge???
  98. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  99. 97 DeVille Concours still runnin hot
  100. HELP! Need serpentine belt diagram
  101. Vacuum pressure
  102. old engine, bad engine?
  103. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  104. P0609 - help
  105. Shift Solenoids A & B, Need some Help!
  106. What do these codes mean in plain english ?
  107. N* performance help
  108. Northstar stud problem
  109. Noisy Northstar
  110. northstar swap?
  111. Transmission NIGHTMARE
  112. '94 SLS, 4.6L, how do you set the cam alignment?
  113. 1993 Eldo...ALL THE OIL CAME OUT
  114. what engine years will fit my 94 sls?
  115. A question on diagnostic codes
  116. tires for 99 STS??
  117. taking off oil pan?
  118. Update on PCM gone Loco
  119. Overheating: correct diagnostics
  120. N* Power Steering Pump Pressurizing
  121. 95 Northstart Leaking Coolant
  122. What next? PCM shot or something I'm missing? Please help.
  123. Oil Pressure Drop on V8 NS
  124. looking for some new ideas and help with northstar motor
  125. Backfire and smoke under the Hood
  126. Northstar/HotRod/Blower
  127. 1996 ESC 40K, Does Trans-fluid need changing?
  128. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  129. Code Question for a 2000 deville north*.
  130. Can I swap an 02 N*into my 98 STS?
  131. Sorry Caddy Dudes!
  132. 97 N* low oil pressure light flickering
  133. 1996 Northstar Excess Fuel Consumption
  134. 94 SLS questions
  135. Northstar Swap question
  136. Can someone tell me what these codes mean?
  137. p076 presure solenoid problem
  138. northstar oil consumtion
  139. Compass reads incorrect sometimes?
  140. "Normal" Northstar Coolant Operating Temp?
  141. 1999 Deville trouble codes
  142. 97 STS Code Info U1027
  143. supercharger for the Northstar
  144. Radiator leak...how much $$$?
  145. '94 SLS Head bolt Torque value?
  146. stalling
  147. 4T80E shift algorhythm logic -- what are the facts?
  148. Oil Leak
  149. Overfill oil in northstar, keep reading bad stuff
  150. Changed starter, now very hard start, run, white smoke.
  151. '94 STS rattle
  152. '94 SLS smoking bad
  153. Bad idle and deacceleration
  154. '94 DeVille Concours North*
  155. Factory air intake box question
  156. Stop Engine Low Oil Presssure
  157. Northstar losing oil
  158. Pcm Gone Loco?
  159. Concours '94 Problem
  160. P 025 code - 1995 STS
  161. Headgasket/temperatute swings
  162. Help with ACM codes please.
  163. Can a headgasket happen even with frequent coolant changes & if it never overheated?
  164. Exhaust manifold on N* 4.6
  165. Ect???
  166. 95 SLS Ruff Start (metal on metal)
  167. Gas Pedal Tapping When Engine Shut's Off
  168. 1995 Eldorado Northstar Engine Skips
  169. 99SLS Ruff idle when started
  170. 94 sts spark Plugs
  171. Shift Solenoid Problem help!!!!
  172. Would Magnaflows help MPG?
  173. Intake manifold gasket replacement...special tool?
  174. Factory Service Manual
  175. Oil change at 3K or when oil life=10%?
  176. blown head gasket
  177. Oil Life Monitor
  178. 95 NS chip burner
  179. If anyone needs a N* Deville & Protection
  180. Northstar overheating!
  181. 94 Seville STS service
  182. N* Headbolt Torque
  183. Quick code help please
  184. 97 n* rough idle
  185. Cylinder pressure test unsuccessful-missing something?
  186. O2 Sensors for 97 STS
  187. temp for n*
  188. Drumming up support...
  189. mechanic recommends oil additive
  190. How to turn engine to TDC w/ plugs out
  191. 1994 Concours exhaust diameter
  192. misfires @ idle & WOT, no codes
  193. Why Does My Engine Shift very Hard when hot? (No Codes)
  194. Raring to go
  195. NorthStar Oil leak
  196. How to air pressure test cylinder?
  197. 4t80e no codes, limp mode
  198. Where can i find a cheap N*
  199. Sounds that a N* engine bay should make
  200. Slight Fuel smell on startup.
  201. Need TSB 3179 and info on Service PROM
  202. intermittent chirping under the hood, at poweroff...
  203. N* Headbolt Torque Protocol
  204. life of Northstar?
  205. plug the plug or leave it open
  206. WTF Belt tensionner squeel?!?
  207. I Have a Question about my transmission fluid?
  208. Flush/Drain Coolant
  209. Cooling/overheating issue
  210. Code p1189 ????
  211. 97' DeVille Northstar overheating
  212. So, how did N* ended up in a Cadillac's engine bay?
  213. My Exhaust sound...Listen!
  214. Whos idea was it to mount the N* sideways?
  215. 97 deville trouble code help me
  216. Digital MPG read outs
  217. exhaust volume
  218. '01 STS Piston and Ring Replacement
  219. This is a long-shot, just maybe...
  220. A/C issue!!!! again
  221. Turbonator, Tornado????
  222. 96 Deville T.b. And Egr Cleaning
  223. If anyone is interested in buying an Engine
  224. Catalyst melted. Why?
  225. random spring & washer after oil change.
  226. 96 Concours Northstar W/PC0240 Code
  227. New Cluster - Help
  228. Northstar Transplant?
  229. 360 HP reman N*....BBob what's your take?
  230. Gasket blown - other work while there?
  231. Northstar threw a rod, hole in lower block. Rebuildable?
  232. Help
  233. Northstar drinking coolant - need advice
  234. Blown NorthStar
  235. Remove N* eng from top or Pwrtrn out Btm?
  236. car stalls at light ?
  237. So what's wrong with FWD?
  238. Performace Module???
  239. Thud, Clunk, Bang When shifting from Drive to Reverse or From Reverse to Drive
  240. Cam Position Sensor
  241. Dammm
  242. O2 sensor Question - bboby?
  243. 98 northstar cooling system
  244. 94 Sts A/c Problems Need Help
  245. 97 Deville. P0131 - what does this tell the computere
  246. Kicking coolant out the overflow hose on the surge tank
  247. No coolant supplement pellets available here.
  248. pan seal ??????
  249. Case 1/2 seal Question
  250. 94 Concours Need Help Big Time