: Northstar Engines and System Technical Discussion



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  1. help with some codes
  2. W.o.t.
  3. flickering oil light
  4. Northstar repair
  5. exhaust question
  6. Coolant Problem Eatin My Money!!!!
  7. Tune UP
  8. W. O. T!
  9. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  10. Water Pump Confusion
  11. update - starting
  12. TPS values (PD01 PCM Data output)
  13. 94 SLS Smoked/Smelled and now Won't Start
  14. The Case Of The Dissapearing Oil?
  15. How To Pull Codes (DTC's)
  16. 98 DeVille starting trouble. Help!
  17. Double Flush?
  18. 2000 sls high idle
  19. 1998 Deville Tune-Up confusion
  20. 98 n* head bolts/inserts
  21. 97 Etc Engine Exchange...please Help
  22. 95 ETC Overheating Sometimes??
  23. 97 northstar still overheating
  24. People with stalling problems may want to look at this!!!
  25. NOOB needs some help!!... northstar blown!!!
  26. Loud snapping sound during startup/shutdown
  27. Question on maintanance
  28. Dex-Cool no longer made?
  29. Prestone Super Radiator Flush
  30. Popular choice for spark plugs in my 99 STS???
  31. removing the crank pulley
  32. Post Explosion Roughness
  33. Adjusting Tming (94 concours)
  34. 94 sls whats causing a high idle?!
  35. symtoms of bad wtr pump, 97 concours
  36. EGR valve location
  37. Bottom end/block from another engine?
  38. spark plug wires?
  39. Too Much Spent, Same Problem
  40. 1993 Exploding Intake Plenum
  41. STS Mufflers
  42. Why does dirty TB cause crazy idle?
  43. O2 Sensor
  44. Noisy engine
  45. 100000 mile maintenance
  46. Crank sensors
  47. Pictures of relocated PCM
  48. Reverse (ing) ...
  49. ??Smoking 96DeVille??
  50. head bolt torque settings
  51. Quick Oil Change Question....
  52. 01 STS stalls when stoped at light!
  53. getting the O2 sensor changed
  54. Fram Sure Drain
  55. Engine noise
  56. Piggyback computer is installed
  57. 98 Head Gasket Job
  58. 1993 Northstar
  59. 1998 Northstar For Sell
  60. 2002 DTS Spark Plugs
  61. Time serts pulling out of block
  62. 94 running hot!?????
  63. Tricky
  64. Old Fuel Rail Vs. New Fuel Rail
  65. Oil Leaks
  66. Found used NS, need advice.....
  67. Anyone else's N* tick at idle?
  68. Fuel Pressure Regulator and hot start problems
  69. HiPo Northstars in the house?
  70. Deville 96 Coolant leaking ...
  71. 1993 STS Rough Idle
  72. Oil pan bolt torque
  73. 96 Deville Northstar, No Oil Pressure out of the blue.
  74. So K&N air filter is no good?
  75. 93 Eldorado
  76. 98 deville hard starting
  77. check transmission message
  78. 99 deville/Northstar
  79. Opinions Needed
  80. Coolant supplement tabs not added at coolant change. Now what???
  81. 55.6 mpg
  82. 89in-lb? Seriously?
  83. transmission oil loss
  84. lean fuel mixture
  85. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  86. 98 STS airbox mod?
  87. cable acting up, white smoke 94 sls
  88. Trans Fluid Change Question
  89. Can anyone tell me if I have a bad head gasket
  90. Regular vs Premium Gas
  91. Po39
  92. My cheap-ass tune up
  93. head gasket and engine in-vehicle possible?
  94. 95 seville starter help!! plz look
  95. Possible Idling Problem?
  96. lifting out the '94 northstar.. please take a look
  97. My Nitrous project is under way...
  98. trans. leak
  99. c
  100. Coolant leak 98 DeVille and desparate
  101. Coolant leak and desparate
  102. Spark Plugs
  103. How about Eldo Performance Mods?
  104. new radiator, now engine overheats
  105. new radiator, now engine overheats
  106. Parts lookup by GM part #?? is it possible?
  107. Flushing 4T80E....how many quarts of fluid?
  108. changing PCValve on 94 eldorado
  109. Error code P035
  110. pull engine from the top in sections ?
  111. Sharp right turn=Puff of blue smoke!
  112. inside radiator leak/transmission leak?
  113. 93 Eldorado 4.6 Northstar "chuggle"
  114. high trans line pressure
  115. Firing order
  116. Northstar question!
  117. Can we get a moment of silence...
  118. air filter in a 1999 Deville
  119. So far I'm not thrilled
  120. Misfire and coils
  121. OBD2 Code RSM0038???
  122. Missfire - NEED HELP
  123. P036 & P056?
  124. Service Engine Soon? No apparent problems
  125. Replaced plug wires and plugs still misfire code
  126. I want more power out of my Northstar
  127. Is there any update on a head gasket sealer that works?
  128. What happened?
  129. Infinitely better than the 'turbonoter'!
  130. Headgasket change ????
  131. Motor Noise
  132. best oil for the 96 northstar 133000 miles
  133. northstar oil leak issues
  134. Where can I cash in a blown PCM core?
  135. hole in the block!!!!!!!!!!
  136. Intake Manifold removal
  137. 96 Edlo Cranks will not start
  138. Lower temp stat & fan sensor?
  139. 93 Allante Northstar oil leak
  140. Guide to replace water pump...
  141. Surge tank
  142. Dex Cool
  143. My crank pulley is wobbling...
  144. Throttle Body Question...
  145. oil pressure light
  146. General Northstar info needed
  147. overheating
  148. bad smell and smoke
  149. How do i clean the heads on my aluminum block?
  150. Dex-cool controversy
  151. what year engine is this!
  152. gasket
  153. NEW (used) Cadillac Owner Deville Northstar 32V
  154. Overheating '99 D'Elegance, need to sell....
  155. headgasket blown?
  156. 1996 cadillac deville for sale
  157. Shift solonoid ?, not like in thread below
  158. 97 eldorado etc with a stumble
  159. do I need two sets of timeserts?
  160. Trouble starting once engine is warm
  161. coolant level
  162. Ok computer genius!! I need you help please
  163. removing northstar engine AC COMPRESSOR question
  164. Intermittant detonation
  165. n*Headgasket Diag. the Hardway
  166. Using 1st, 2nd, 3rd gears in 99' STS
  167. Northstar 1993 Explosion - Urgent Need
  168. having a starting problem on my 94 sls
  169. '95 Northstar into a '94?
  170. NorthStar reliability?
  171. Leaking Coolant, where is it coming from?
  172. Removing the front valve cover on 98 N*???
  173. Low battery voltage causing hard starts ?
  174. new server with past informative posts
  175. Oil Leak Question
  176. service.gm.com username/password
  177. Slipping out of overdrive and P094 code
  178. will 99 n* spark plug wires fit 97 n* ???
  179. Update on my 99' Eldo issues.. and thanks
  180. 97 DeVille Concours low oil pressure stop engine???
  181. sensor names?!?!?!
  182. Cost of rebuilding transmission?
  183. 99 STS Engine Temp Sensor problem
  184. New Owner, 97 Eldo, A Few Thoughts And Questions
  185. what is the conditioner called to add to the radiator coolant??
  186. Toyota MR2 powered by...Northstar
  187. Northstar Twin Turbo...
  188. A helicopter powered by...Northstar engine
  189. A guy with TWO N* engines in his Caddy...The TwinStar
  190. A guy with a turbocharged Northstar powered Fiero...
  191. Found: Northstar Engine Info:
  192. Hi, new here with q on a 99 Eld.
  193. Running Rich?????
  194. Spark Plug Replacement
  195. Cooling System Hoses
  196. 95 STS Crank sensor,location ??? help
  197. engine braking a la overrun clutch
  198. Best Price/ Dealer for Time-serts?
  199. Looking for Northstar Parts!
  200. accuracy of temp sensor???? please help
  201. Oil Seal Tool ?
  202. Help need info.
  203. 94 Caddy Concours Tranny/Linkage?
  204. Need help with '94 STS codes
  205. P022 code TPS open
  206. where can i buy rear control arm bushings?
  207. Replacing Timeserts in 96 Eldorado
  208. N* hp over the years...
  209. Installing Oil Pressure Gauge???
  210. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  211. 97 DeVille Concours still runnin hot
  212. HELP! Need serpentine belt diagram
  213. Vacuum pressure
  214. old engine, bad engine?
  215. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  216. P0609 - help
  217. Shift Solenoids A & B, Need some Help!
  218. What do these codes mean in plain english ?
  219. N* performance help
  220. Northstar stud problem
  221. Noisy Northstar
  222. northstar swap?
  223. Transmission NIGHTMARE
  224. '94 SLS, 4.6L, how do you set the cam alignment?
  225. 1993 Eldo...ALL THE OIL CAME OUT
  226. what engine years will fit my 94 sls?
  227. A question on diagnostic codes
  228. tires for 99 STS??
  229. taking off oil pan?
  230. Update on PCM gone Loco
  231. Overheating: correct diagnostics
  232. N* Power Steering Pump Pressurizing
  233. 95 Northstart Leaking Coolant
  234. What next? PCM shot or something I'm missing? Please help.
  235. Oil Pressure Drop on V8 NS
  236. looking for some new ideas and help with northstar motor
  237. Backfire and smoke under the Hood
  238. Northstar/HotRod/Blower
  239. 1996 ESC 40K, Does Trans-fluid need changing?
  240. Help Needed - 95 SLS Stalls then won't idle or Revs Like Crazy! Lots of codes!
  241. Code Question for a 2000 deville north*.
  242. Can I swap an 02 N*into my 98 STS?
  243. Sorry Caddy Dudes!
  244. 97 N* low oil pressure light flickering
  245. 1996 Northstar Excess Fuel Consumption
  246. 94 SLS questions
  247. Northstar Swap question
  248. Can someone tell me what these codes mean?
  249. p076 presure solenoid problem
  250. northstar oil consumtion