: Northstar Engines and System Technical Discussion



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  1. c
  2. Coolant leak 98 DeVille and desparate
  3. Coolant leak and desparate
  4. Spark Plugs
  5. How about Eldo Performance Mods?
  6. new radiator, now engine overheats
  7. new radiator, now engine overheats
  8. Parts lookup by GM part #?? is it possible?
  9. Flushing 4T80E....how many quarts of fluid?
  10. changing PCValve on 94 eldorado
  11. Error code P035
  12. pull engine from the top in sections ?
  13. Sharp right turn=Puff of blue smoke!
  14. inside radiator leak/transmission leak?
  15. 93 Eldorado 4.6 Northstar "chuggle"
  16. high trans line pressure
  17. Firing order
  18. Northstar question!
  19. Can we get a moment of silence...
  20. air filter in a 1999 Deville
  21. So far I'm not thrilled
  22. Misfire and coils
  23. OBD2 Code RSM0038???
  24. Missfire - NEED HELP
  25. P036 & P056?
  26. Service Engine Soon? No apparent problems
  27. Replaced plug wires and plugs still misfire code
  28. I want more power out of my Northstar
  29. Is there any update on a head gasket sealer that works?
  30. What happened?
  31. Infinitely better than the 'turbonoter'!
  32. Headgasket change ????
  33. Motor Noise
  34. best oil for the 96 northstar 133000 miles
  35. northstar oil leak issues
  36. Where can I cash in a blown PCM core?
  37. hole in the block!!!!!!!!!!
  38. Intake Manifold removal
  39. 96 Edlo Cranks will not start
  40. Lower temp stat & fan sensor?
  41. 93 Allante Northstar oil leak
  42. Guide to replace water pump...
  43. Surge tank
  44. Dex Cool
  45. My crank pulley is wobbling...
  46. Throttle Body Question...
  47. oil pressure light
  48. General Northstar info needed
  49. overheating
  50. bad smell and smoke
  51. How do i clean the heads on my aluminum block?
  52. Dex-cool controversy
  53. what year engine is this!
  54. gasket
  55. NEW (used) Cadillac Owner Deville Northstar 32V
  56. Overheating '99 D'Elegance, need to sell....
  57. headgasket blown?
  58. 1996 cadillac deville for sale
  59. Shift solonoid ?, not like in thread below
  60. 97 eldorado etc with a stumble
  61. do I need two sets of timeserts?
  62. Trouble starting once engine is warm
  63. coolant level
  64. Ok computer genius!! I need you help please
  65. removing northstar engine AC COMPRESSOR question
  66. Intermittant detonation
  67. n*Headgasket Diag. the Hardway
  68. Using 1st, 2nd, 3rd gears in 99' STS
  69. Northstar 1993 Explosion - Urgent Need
  70. having a starting problem on my 94 sls
  71. '95 Northstar into a '94?
  72. NorthStar reliability?
  73. Leaking Coolant, where is it coming from?
  74. Removing the front valve cover on 98 N*???
  75. Low battery voltage causing hard starts ?
  76. new server with past informative posts
  77. Oil Leak Question
  78. service.gm.com username/password
  79. Slipping out of overdrive and P094 code
  80. will 99 n* spark plug wires fit 97 n* ???
  81. Update on my 99' Eldo issues.. and thanks
  82. 97 DeVille Concours low oil pressure stop engine???
  83. sensor names?!?!?!
  84. Cost of rebuilding transmission?
  85. 99 STS Engine Temp Sensor problem
  86. New Owner, 97 Eldo, A Few Thoughts And Questions
  87. what is the conditioner called to add to the radiator coolant??
  88. Toyota MR2 powered by...Northstar
  89. Northstar Twin Turbo...
  90. A helicopter powered by...Northstar engine
  91. A guy with TWO N* engines in his Caddy...The TwinStar
  92. A guy with a turbocharged Northstar powered Fiero...
  93. Found: Northstar Engine Info:
  94. Hi, new here with q on a 99 Eld.
  95. Running Rich?????
  96. Spark Plug Replacement
  97. Cooling System Hoses
  98. 95 STS Crank sensor,location ??? help
  99. engine braking a la overrun clutch
  100. Best Price/ Dealer for Time-serts?
  101. Looking for Northstar Parts!
  102. accuracy of temp sensor???? please help
  103. Oil Seal Tool ?
  104. Help need info.
  105. 94 Caddy Concours Tranny/Linkage?
  106. Need help with '94 STS codes
  107. P022 code TPS open
  108. where can i buy rear control arm bushings?
  109. Replacing Timeserts in 96 Eldorado
  110. N* hp over the years...
  111. Installing Oil Pressure Gauge???
  112. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  113. 97 DeVille Concours still runnin hot
  114. HELP! Need serpentine belt diagram
  115. Vacuum pressure
  116. old engine, bad engine?
  117. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  118. P0609 - help
  119. Shift Solenoids A & B, Need some Help!
  120. What do these codes mean in plain english ?
  121. N* performance help
  122. Northstar stud problem
  123. Noisy Northstar
  124. northstar swap?
  125. Transmission NIGHTMARE
  126. '94 SLS, 4.6L, how do you set the cam alignment?
  127. 1993 Eldo...ALL THE OIL CAME OUT
  128. what engine years will fit my 94 sls?
  129. A question on diagnostic codes
  130. tires for 99 STS??
  131. taking off oil pan?
  132. Update on PCM gone Loco
  133. Overheating: correct diagnostics
  134. N* Power Steering Pump Pressurizing
  135. 95 Northstart Leaking Coolant
  136. What next? PCM shot or something I'm missing? Please help.
  137. Oil Pressure Drop on V8 NS
  138. looking for some new ideas and help with northstar motor
  139. Backfire and smoke under the Hood
  140. Northstar/HotRod/Blower
  141. 1996 ESC 40K, Does Trans-fluid need changing?
  142. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  143. Code Question for a 2000 deville north*.
  144. Can I swap an 02 N*into my 98 STS?
  145. Sorry Caddy Dudes!
  146. 97 N* low oil pressure light flickering
  147. 1996 Northstar Excess Fuel Consumption
  148. 94 SLS questions
  149. Northstar Swap question
  150. Can someone tell me what these codes mean?
  151. p076 presure solenoid problem
  152. northstar oil consumtion
  153. Compass reads incorrect sometimes?
  154. "Normal" Northstar Coolant Operating Temp?
  155. 1999 Deville trouble codes
  156. 97 STS Code Info U1027
  157. supercharger for the Northstar
  158. Radiator leak...how much $$$?
  159. '94 SLS Head bolt Torque value?
  160. stalling
  161. 4T80E shift algorhythm logic -- what are the facts?
  162. Oil Leak
  163. Overfill oil in northstar, keep reading bad stuff
  164. Changed starter, now very hard start, run, white smoke.
  165. '94 STS rattle
  166. '94 SLS smoking bad
  167. Bad idle and deacceleration
  168. '94 DeVille Concours North*
  169. Factory air intake box question
  170. Stop Engine Low Oil Presssure
  171. Northstar losing oil
  172. Pcm Gone Loco?
  173. Concours '94 Problem
  174. P 025 code - 1995 STS
  175. Headgasket/temperatute swings
  176. Help with ACM codes please.
  177. Can a headgasket happen even with frequent coolant changes & if it never overheated?
  178. Exhaust manifold on N* 4.6
  179. Ect???
  180. 95 SLS Ruff Start (metal on metal)
  181. Gas Pedal Tapping When Engine Shut's Off
  182. 1995 Eldorado Northstar Engine Skips
  183. 99SLS Ruff idle when started
  184. 94 sts spark Plugs
  185. Shift Solenoid Problem help!!!!
  186. Would Magnaflows help MPG?
  187. Intake manifold gasket replacement...special tool?
  188. Factory Service Manual
  189. Oil change at 3K or when oil life=10%?
  190. blown head gasket
  191. Oil Life Monitor
  192. 95 NS chip burner
  193. If anyone needs a N* Deville & Protection
  194. Northstar overheating!
  195. 94 Seville STS service
  196. N* Headbolt Torque
  197. Quick code help please
  198. 97 n* rough idle
  199. Cylinder pressure test unsuccessful-missing something?
  200. O2 Sensors for 97 STS
  201. temp for n*
  202. Drumming up support...
  203. mechanic recommends oil additive
  204. How to turn engine to TDC w/ plugs out
  205. 1994 Concours exhaust diameter
  206. misfires @ idle & WOT, no codes
  207. Why Does My Engine Shift very Hard when hot? (No Codes)
  208. Raring to go
  209. NorthStar Oil leak
  210. How to air pressure test cylinder?
  211. 4t80e no codes, limp mode
  212. Where can i find a cheap N*
  213. Sounds that a N* engine bay should make
  214. Slight Fuel smell on startup.
  215. Need TSB 3179 and info on Service PROM
  216. intermittent chirping under the hood, at poweroff...
  217. N* Headbolt Torque Protocol
  218. life of Northstar?
  219. plug the plug or leave it open
  220. WTF Belt tensionner squeel?!?
  221. I Have a Question about my transmission fluid?
  222. Flush/Drain Coolant
  223. Cooling/overheating issue
  224. Code p1189 ????
  225. 97' DeVille Northstar overheating
  226. So, how did N* ended up in a Cadillac's engine bay?
  227. My Exhaust sound...Listen!
  228. Whos idea was it to mount the N* sideways?
  229. 97 deville trouble code help me
  230. Digital MPG read outs
  231. exhaust volume
  232. '01 STS Piston and Ring Replacement
  233. This is a long-shot, just maybe...
  234. A/C issue!!!! again
  235. Turbonator, Tornado????
  236. 96 Deville T.b. And Egr Cleaning
  237. If anyone is interested in buying an Engine
  238. Catalyst melted. Why?
  239. random spring & washer after oil change.
  240. 96 Concours Northstar W/PC0240 Code
  241. New Cluster - Help
  242. Northstar Transplant?
  243. 360 HP reman N*....BBob what's your take?
  244. Gasket blown - other work while there?
  245. Northstar threw a rod, hole in lower block. Rebuildable?
  246. Help
  247. Northstar drinking coolant - need advice
  248. Blown NorthStar
  249. Remove N* eng from top or Pwrtrn out Btm?
  250. car stalls at light ?