: Northstar Engines and System Technical Discussion



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  1. cable acting up, white smoke 94 sls
  2. Trans Fluid Change Question
  3. Can anyone tell me if I have a bad head gasket
  4. Regular vs Premium Gas
  5. Po39
  6. My cheap-ass tune up
  7. head gasket and engine in-vehicle possible?
  8. 95 seville starter help!! plz look
  9. Possible Idling Problem?
  10. lifting out the '94 northstar.. please take a look
  11. My Nitrous project is under way...
  12. trans. leak
  13. c
  14. Coolant leak 98 DeVille and desparate
  15. Coolant leak and desparate
  16. Spark Plugs
  17. How about Eldo Performance Mods?
  18. new radiator, now engine overheats
  19. new radiator, now engine overheats
  20. Parts lookup by GM part #?? is it possible?
  21. Flushing 4T80E....how many quarts of fluid?
  22. changing PCValve on 94 eldorado
  23. Error code P035
  24. pull engine from the top in sections ?
  25. Sharp right turn=Puff of blue smoke!
  26. inside radiator leak/transmission leak?
  27. 93 Eldorado 4.6 Northstar "chuggle"
  28. high trans line pressure
  29. Firing order
  30. Northstar question!
  31. Can we get a moment of silence...
  32. air filter in a 1999 Deville
  33. So far I'm not thrilled
  34. Misfire and coils
  35. OBD2 Code RSM0038???
  36. Missfire - NEED HELP
  37. P036 & P056?
  38. Service Engine Soon? No apparent problems
  39. Replaced plug wires and plugs still misfire code
  40. I want more power out of my Northstar
  41. Is there any update on a head gasket sealer that works?
  42. What happened?
  43. Infinitely better than the 'turbonoter'!
  44. Headgasket change ????
  45. Motor Noise
  46. best oil for the 96 northstar 133000 miles
  47. northstar oil leak issues
  48. Where can I cash in a blown PCM core?
  49. hole in the block!!!!!!!!!!
  50. Intake Manifold removal
  51. 96 Edlo Cranks will not start
  52. Lower temp stat & fan sensor?
  53. 93 Allante Northstar oil leak
  54. Guide to replace water pump...
  55. Surge tank
  56. Dex Cool
  57. My crank pulley is wobbling...
  58. Throttle Body Question...
  59. oil pressure light
  60. General Northstar info needed
  61. overheating
  62. bad smell and smoke
  63. How do i clean the heads on my aluminum block?
  64. Dex-cool controversy
  65. what year engine is this!
  66. gasket
  67. NEW (used) Cadillac Owner Deville Northstar 32V
  68. Overheating '99 D'Elegance, need to sell....
  69. headgasket blown?
  70. 1996 cadillac deville for sale
  71. Shift solonoid ?, not like in thread below
  72. 97 eldorado etc with a stumble
  73. do I need two sets of timeserts?
  74. Trouble starting once engine is warm
  75. coolant level
  76. Ok computer genius!! I need you help please
  77. removing northstar engine AC COMPRESSOR question
  78. Intermittant detonation
  79. n*Headgasket Diag. the Hardway
  80. Using 1st, 2nd, 3rd gears in 99' STS
  81. Northstar 1993 Explosion - Urgent Need
  82. having a starting problem on my 94 sls
  83. '95 Northstar into a '94?
  84. NorthStar reliability?
  85. Leaking Coolant, where is it coming from?
  86. Removing the front valve cover on 98 N*???
  87. Low battery voltage causing hard starts ?
  88. new server with past informative posts
  89. Oil Leak Question
  90. service.gm.com username/password
  91. Slipping out of overdrive and P094 code
  92. will 99 n* spark plug wires fit 97 n* ???
  93. Update on my 99' Eldo issues.. and thanks
  94. 97 DeVille Concours low oil pressure stop engine???
  95. sensor names?!?!?!
  96. Cost of rebuilding transmission?
  97. 99 STS Engine Temp Sensor problem
  98. New Owner, 97 Eldo, A Few Thoughts And Questions
  99. what is the conditioner called to add to the radiator coolant??
  100. Toyota MR2 powered by...Northstar
  101. Northstar Twin Turbo...
  102. A helicopter powered by...Northstar engine
  103. A guy with TWO N* engines in his Caddy...The TwinStar
  104. A guy with a turbocharged Northstar powered Fiero...
  105. Found: Northstar Engine Info:
  106. Hi, new here with q on a 99 Eld.
  107. Running Rich?????
  108. Spark Plug Replacement
  109. Cooling System Hoses
  110. 95 STS Crank sensor,location ??? help
  111. engine braking a la overrun clutch
  112. Best Price/ Dealer for Time-serts?
  113. Looking for Northstar Parts!
  114. accuracy of temp sensor???? please help
  115. Oil Seal Tool ?
  116. Help need info.
  117. 94 Caddy Concours Tranny/Linkage?
  118. Need help with '94 STS codes
  119. P022 code TPS open
  120. where can i buy rear control arm bushings?
  121. Replacing Timeserts in 96 Eldorado
  122. N* hp over the years...
  123. Installing Oil Pressure Gauge???
  124. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  125. 97 DeVille Concours still runnin hot
  126. HELP! Need serpentine belt diagram
  127. Vacuum pressure
  128. old engine, bad engine?
  129. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  130. P0609 - help
  131. Shift Solenoids A & B, Need some Help!
  132. What do these codes mean in plain english ?
  133. N* performance help
  134. Northstar stud problem
  135. Noisy Northstar
  136. northstar swap?
  137. Transmission NIGHTMARE
  138. '94 SLS, 4.6L, how do you set the cam alignment?
  139. 1993 Eldo...ALL THE OIL CAME OUT
  140. what engine years will fit my 94 sls?
  141. A question on diagnostic codes
  142. tires for 99 STS??
  143. taking off oil pan?
  144. Update on PCM gone Loco
  145. Overheating: correct diagnostics
  146. N* Power Steering Pump Pressurizing
  147. 95 Northstart Leaking Coolant
  148. What next? PCM shot or something I'm missing? Please help.
  149. Oil Pressure Drop on V8 NS
  150. looking for some new ideas and help with northstar motor
  151. Backfire and smoke under the Hood
  152. Northstar/HotRod/Blower
  153. 1996 ESC 40K, Does Trans-fluid need changing?
  154. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  155. Code Question for a 2000 deville north*.
  156. Can I swap an 02 N*into my 98 STS?
  157. Sorry Caddy Dudes!
  158. 97 N* low oil pressure light flickering
  159. 1996 Northstar Excess Fuel Consumption
  160. 94 SLS questions
  161. Northstar Swap question
  162. Can someone tell me what these codes mean?
  163. p076 presure solenoid problem
  164. northstar oil consumtion
  165. Compass reads incorrect sometimes?
  166. "Normal" Northstar Coolant Operating Temp?
  167. 1999 Deville trouble codes
  168. 97 STS Code Info U1027
  169. supercharger for the Northstar
  170. Radiator leak...how much $$$?
  171. '94 SLS Head bolt Torque value?
  172. stalling
  173. 4T80E shift algorhythm logic -- what are the facts?
  174. Oil Leak
  175. Overfill oil in northstar, keep reading bad stuff
  176. Changed starter, now very hard start, run, white smoke.
  177. '94 STS rattle
  178. '94 SLS smoking bad
  179. Bad idle and deacceleration
  180. '94 DeVille Concours North*
  181. Factory air intake box question
  182. Stop Engine Low Oil Presssure
  183. Northstar losing oil
  184. Pcm Gone Loco?
  185. Concours '94 Problem
  186. P 025 code - 1995 STS
  187. Headgasket/temperatute swings
  188. Help with ACM codes please.
  189. Can a headgasket happen even with frequent coolant changes & if it never overheated?
  190. Exhaust manifold on N* 4.6
  191. Ect???
  192. 95 SLS Ruff Start (metal on metal)
  193. Gas Pedal Tapping When Engine Shut's Off
  194. 1995 Eldorado Northstar Engine Skips
  195. 99SLS Ruff idle when started
  196. 94 sts spark Plugs
  197. Shift Solenoid Problem help!!!!
  198. Would Magnaflows help MPG?
  199. Intake manifold gasket replacement...special tool?
  200. Factory Service Manual
  201. Oil change at 3K or when oil life=10%?
  202. blown head gasket
  203. Oil Life Monitor
  204. 95 NS chip burner
  205. If anyone needs a N* Deville & Protection
  206. Northstar overheating!
  207. 94 Seville STS service
  208. N* Headbolt Torque
  209. Quick code help please
  210. 97 n* rough idle
  211. Cylinder pressure test unsuccessful-missing something?
  212. O2 Sensors for 97 STS
  213. temp for n*
  214. Drumming up support...
  215. mechanic recommends oil additive
  216. How to turn engine to TDC w/ plugs out
  217. 1994 Concours exhaust diameter
  218. misfires @ idle & WOT, no codes
  219. Why Does My Engine Shift very Hard when hot? (No Codes)
  220. Raring to go
  221. NorthStar Oil leak
  222. How to air pressure test cylinder?
  223. 4t80e no codes, limp mode
  224. Where can i find a cheap N*
  225. Sounds that a N* engine bay should make
  226. Slight Fuel smell on startup.
  227. Need TSB 3179 and info on Service PROM
  228. intermittent chirping under the hood, at poweroff...
  229. N* Headbolt Torque Protocol
  230. life of Northstar?
  231. plug the plug or leave it open
  232. WTF Belt tensionner squeel?!?
  233. I Have a Question about my transmission fluid?
  234. Flush/Drain Coolant
  235. Cooling/overheating issue
  236. Code p1189 ????
  237. 97' DeVille Northstar overheating
  238. So, how did N* ended up in a Cadillac's engine bay?
  239. My Exhaust sound...Listen!
  240. Whos idea was it to mount the N* sideways?
  241. 97 deville trouble code help me
  242. Digital MPG read outs
  243. exhaust volume
  244. '01 STS Piston and Ring Replacement
  245. This is a long-shot, just maybe...
  246. A/C issue!!!! again
  247. Turbonator, Tornado????
  248. 96 Deville T.b. And Egr Cleaning
  249. If anyone is interested in buying an Engine
  250. Catalyst melted. Why?