: Northstar Engines and System Technical Discussion



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