: Northstar Engines and System Technical Discussion



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  1. bad coolant temp sensor?
  2. www.steelseal.com
  3. 1994 Eldorado sometimes misfiring. Water in the Fuel?
  4. Ranger....Coolant Question
  5. Northstar Coolant Questions
  6. Replaced the MAP sensor
  7. Code problem, please help!!!
  8. Peformance of 2005 Cadillac Deville w/ Northstar
  9. HELP...car wont start
  10. Possible benefit from a grounding kit?
  11. Annoying Problem
  12. Northstar swap into a Buick Reatta
  13. Which side is the inj. harness on?
  14. 2000 n* into 1996
  15. Tensioner question
  16. 98 DeVille -Torque Trouble
  17. 93 Northstar Allante TPS Issues
  18. Oil light?
  19. 97 STS, low compression in all left bank cyls
  20. Help I027 SES Code came up After a W.O.T
  21. Starter revelation, ....for me anyhow!
  22. Fuel Pump and Erratic idle
  23. Is this a good price for a used N*?
  24. finding an alternative to timeserts
  25. need time sert kit for head gasket repair
  26. Oil filter?!?
  27. 96 DeVille losing coolant
  28. Prevention of Headgasket Trouble?
  29. How much could I get for it all? (N* project)
  30. Anybody have a 300hp northstar and a scan tool?
  31. Severe stumble
  32. last thing holding my cylinder head on... help!
  33. help with some codes
  34. W.o.t.
  35. flickering oil light
  36. Northstar repair
  37. exhaust question
  38. Coolant Problem Eatin My Money!!!!
  39. Tune UP
  40. W. O. T!
  41. Help!!! How do I remove the belt out of a 1999 Seville STS N* engine???
  42. Water Pump Confusion
  43. update - starting
  44. TPS values (PD01 PCM Data output)
  45. 94 SLS Smoked/Smelled and now Won't Start
  46. The Case Of The Dissapearing Oil?
  47. How To Pull Codes (DTC's)
  48. 98 DeVille starting trouble. Help!
  49. Double Flush?
  50. 2000 sls high idle
  51. 1998 Deville Tune-Up confusion
  52. 98 n* head bolts/inserts
  53. 97 Etc Engine Exchange...please Help
  54. 95 ETC Overheating Sometimes??
  55. 97 northstar still overheating
  56. People with stalling problems may want to look at this!!!
  57. NOOB needs some help!!... northstar blown!!!
  58. Loud snapping sound during startup/shutdown
  59. Question on maintanance
  60. Dex-Cool no longer made?
  61. Prestone Super Radiator Flush
  62. Popular choice for spark plugs in my 99 STS???
  63. removing the crank pulley
  64. Post Explosion Roughness
  65. Adjusting Tming (94 concours)
  66. 94 sls whats causing a high idle?!
  67. symtoms of bad wtr pump, 97 concours
  68. EGR valve location
  69. Bottom end/block from another engine?
  70. spark plug wires?
  71. Too Much Spent, Same Problem
  72. 1993 Exploding Intake Plenum
  73. STS Mufflers
  74. Why does dirty TB cause crazy idle?
  75. O2 Sensor
  76. Noisy engine
  77. 100000 mile maintenance
  78. Crank sensors
  79. Pictures of relocated PCM
  80. Reverse (ing) ...
  81. ??Smoking 96DeVille??
  82. head bolt torque settings
  83. Quick Oil Change Question....
  84. 01 STS stalls when stoped at light!
  85. getting the O2 sensor changed
  86. Fram Sure Drain
  87. Engine noise
  88. Piggyback computer is installed
  89. 98 Head Gasket Job
  90. 1993 Northstar
  91. 1998 Northstar For Sell
  92. 2002 DTS Spark Plugs
  93. Time serts pulling out of block
  94. 94 running hot!?????
  95. Tricky
  96. Old Fuel Rail Vs. New Fuel Rail
  97. Oil Leaks
  98. Found used NS, need advice.....
  99. Anyone else's N* tick at idle?
  100. Fuel Pressure Regulator and hot start problems
  101. HiPo Northstars in the house?
  102. Deville 96 Coolant leaking ...
  103. 1993 STS Rough Idle
  104. Oil pan bolt torque
  105. 96 Deville Northstar, No Oil Pressure out of the blue.
  106. So K&N air filter is no good?
  107. 93 Eldorado
  108. 98 deville hard starting
  109. check transmission message
  110. 99 deville/Northstar
  111. Opinions Needed
  112. Coolant supplement tabs not added at coolant change. Now what???
  113. 55.6 mpg
  114. 89in-lb? Seriously?
  115. transmission oil loss
  116. lean fuel mixture
  117. Has anybody bothered to check their Calculated Octane Rating on their OBDI Northstar?
  118. 98 STS airbox mod?
  119. cable acting up, white smoke 94 sls
  120. Trans Fluid Change Question
  121. Can anyone tell me if I have a bad head gasket
  122. Regular vs Premium Gas
  123. Po39
  124. My cheap-ass tune up
  125. head gasket and engine in-vehicle possible?
  126. 95 seville starter help!! plz look
  127. Possible Idling Problem?
  128. lifting out the '94 northstar.. please take a look
  129. My Nitrous project is under way...
  130. trans. leak
  131. c
  132. Coolant leak 98 DeVille and desparate
  133. Coolant leak and desparate
  134. Spark Plugs
  135. How about Eldo Performance Mods?
  136. new radiator, now engine overheats
  137. new radiator, now engine overheats
  138. Parts lookup by GM part #?? is it possible?
  139. Flushing 4T80E....how many quarts of fluid?
  140. changing PCValve on 94 eldorado
  141. Error code P035
  142. pull engine from the top in sections ?
  143. Sharp right turn=Puff of blue smoke!
  144. inside radiator leak/transmission leak?
  145. 93 Eldorado 4.6 Northstar "chuggle"
  146. high trans line pressure
  147. Firing order
  148. Northstar question!
  149. Can we get a moment of silence...
  150. air filter in a 1999 Deville
  151. So far I'm not thrilled
  152. Misfire and coils
  153. OBD2 Code RSM0038???
  154. Missfire - NEED HELP
  155. P036 & P056?
  156. Service Engine Soon? No apparent problems
  157. Replaced plug wires and plugs still misfire code
  158. I want more power out of my Northstar
  159. Is there any update on a head gasket sealer that works?
  160. What happened?
  161. Infinitely better than the 'turbonoter'!
  162. Headgasket change ????
  163. Motor Noise
  164. best oil for the 96 northstar 133000 miles
  165. northstar oil leak issues
  166. Where can I cash in a blown PCM core?
  167. hole in the block!!!!!!!!!!
  168. Intake Manifold removal
  169. 96 Edlo Cranks will not start
  170. Lower temp stat & fan sensor?
  171. 93 Allante Northstar oil leak
  172. Guide to replace water pump...
  173. Surge tank
  174. Dex Cool
  175. My crank pulley is wobbling...
  176. Throttle Body Question...
  177. oil pressure light
  178. General Northstar info needed
  179. overheating
  180. bad smell and smoke
  181. How do i clean the heads on my aluminum block?
  182. Dex-cool controversy
  183. what year engine is this!
  184. gasket
  185. NEW (used) Cadillac Owner Deville Northstar 32V
  186. Overheating '99 D'Elegance, need to sell....
  187. headgasket blown?
  188. 1996 cadillac deville for sale
  189. Shift solonoid ?, not like in thread below
  190. 97 eldorado etc with a stumble
  191. do I need two sets of timeserts?
  192. Trouble starting once engine is warm
  193. coolant level
  194. Ok computer genius!! I need you help please
  195. removing northstar engine AC COMPRESSOR question
  196. Intermittant detonation
  197. n*Headgasket Diag. the Hardway
  198. Using 1st, 2nd, 3rd gears in 99' STS
  199. Northstar 1993 Explosion - Urgent Need
  200. having a starting problem on my 94 sls
  201. '95 Northstar into a '94?
  202. NorthStar reliability?
  203. Leaking Coolant, where is it coming from?
  204. Removing the front valve cover on 98 N*???
  205. Low battery voltage causing hard starts ?
  206. new server with past informative posts
  207. Oil Leak Question
  208. service.gm.com username/password
  209. Slipping out of overdrive and P094 code
  210. will 99 n* spark plug wires fit 97 n* ???
  211. Update on my 99' Eldo issues.. and thanks
  212. 97 DeVille Concours low oil pressure stop engine???
  213. sensor names?!?!?!
  214. Cost of rebuilding transmission?
  215. 99 STS Engine Temp Sensor problem
  216. New Owner, 97 Eldo, A Few Thoughts And Questions
  217. what is the conditioner called to add to the radiator coolant??
  218. Toyota MR2 powered by...Northstar
  219. Northstar Twin Turbo...
  220. A helicopter powered by...Northstar engine
  221. A guy with TWO N* engines in his Caddy...The TwinStar
  222. A guy with a turbocharged Northstar powered Fiero...
  223. Found: Northstar Engine Info:
  224. Hi, new here with q on a 99 Eld.
  225. Running Rich?????
  226. Spark Plug Replacement
  227. Cooling System Hoses
  228. 95 STS Crank sensor,location ??? help
  229. engine braking a la overrun clutch
  230. Best Price/ Dealer for Time-serts?
  231. Looking for Northstar Parts!
  232. accuracy of temp sensor???? please help
  233. Oil Seal Tool ?
  234. Help need info.
  235. 94 Caddy Concours Tranny/Linkage?
  236. Need help with '94 STS codes
  237. P022 code TPS open
  238. where can i buy rear control arm bushings?
  239. Replacing Timeserts in 96 Eldorado
  240. N* hp over the years...
  241. Installing Oil Pressure Gauge???
  242. 97 Deville ran 278 Degrees..any chance i did not blow the heads?"
  243. 97 DeVille Concours still runnin hot
  244. HELP! Need serpentine belt diagram
  245. Vacuum pressure
  246. old engine, bad engine?
  247. 95 Cadillac Seville Northstar 4.6 V8 Swap...
  248. P0609 - help
  249. Shift Solenoids A & B, Need some Help!
  250. What do these codes mean in plain english ?