: Northstar Engines and System Technical Discussion



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  1. New Coolant
  2. PLEASE HELP!!! Stalling when warm and smoking alternator
  3. Car lunges forward when tapping gas
  4. 93, 94 or 95 Eldo worth buying?
  5. Does 2006 Dts Engines Have Headgasket Problems Also?
  6. misc questions
  7. northstar gone bad....AHHHHH
  8. camshaft sensor
  9. Replacing Cylinder Heads Project
  10. newest member of the headgasket club
  11. 1999 northstar warped heads
  12. Northstar engine swap
  13. p0340 camshaft position sensor
  14. northstar in a monte carlo
  15. could this be anything else?
  16. for under 8k would anybody buy a NS Caddy?
  17. No spark,Please help !!
  18. N* Water Pump...I think
  19. 4.6L Northstar CMP tests and replacement ?
  20. 4t80-e
  21. Random Misfire P0300 code
  22. Head Gasket Failure Signs
  23. Which Head Gasket to use?
  24. Swap LD8 in for a L37
  25. Demise of the Northstar
  26. head gasket
  27. GM service manual dvd
  28. The Ultimate FWD Cadillac Northstar Build
  29. No pulses on the injector wires?
  30. Need a connecting rod nut
  31. are coils interchangible from front to rear?
  32. 99" Sts, Rough Idle When Cold. Help!!!
  33. Overheating after new headgasket
  34. Engine running at higher then normal RPM`s
  35. Replacing starter-port intake?
  36. is this normal?
  37. How soon do you replace oil pan gasket?
  38. Torque Multiplier Upgrade ??????? hmmm
  39. mpg and oil consumption 00 dts
  40. 2000 N* Cracked Block & Questions
  41. Tranny Bolts
  42. ICM location anyone- need help!
  43. P0107 then P0201 thru P0208 runs fine
  44. 586Hp Northstar, in a grand prix
  45. Looking for head gasket repair in Northwest, Indiana
  46. Brands Of Oil ?
  47. is it the head or intake manifold gasket?
  48. drive by wire nitrous kit ???
  49. 98 STS Engine Removal
  50. About Gas
  51. Shocks
  52. do you need premium gas in a 4.6 nothstar
  53. New Mods on Customers cars
  54. The smell of coolant~
  55. Setting Camshaft timing HELP!!!
  56. Northstar Over Heating After Waterpump Replacement
  57. how to clean out intake??
  58. emissions light comes on
  59. random miss at idle
  60. spark plugs and wires
  61. Idle
  62. Looking for some more power!
  63. What coolant do i use
  64. 97 Seville Overheat Try This One
  65. northstar smoking engine
  66. Performance Programing 01 DTS
  67. misfire
  68. 2006 Dts Rough Idle On Morning Start Up?
  69. What Causes Heagaskets To Blow?
  70. Blown Engine
  71. Air ram cones
  72. northstar engine knock help!
  73. Help identify foreign object jamming intake valve open
  74. 01 Dts Rough Idle
  75. dangrieco
  76. Spark plugs ?
  77. changing the governor
  78. Delaney Power Extractor Engine
  79. 94 cadillac sts ECM install
  80. Anyone here in Michigan
  81. Where to find new camshafts?
  82. Please don't flame the noob...codes and problem
  83. Real octane booster?
  84. Motor for 96 STS????
  85. What do you think of this? ECU Modifier
  86. Root Cause of Head gasket Failure and a Fix?
  87. Wont start when its cold
  88. Cadillac sts '94 problem
  89. 1995 STS sudden problem
  90. Oil burning TSB.. I know this has been talked about before
  91. Oil Under The Beauty Cover
  92. 97 STS Starting after dead battery
  93. Can you run your car with water?
  94. New to the site, wondering about repairs
  95. Recommndations for N* Tech in Boston/RI Area?
  96. Oil pressure light
  97. Plz Listen 2 My story Need Help ASAP
  98. Timing and Octane....I searched.
  99. Head Gasket replacement 97STS
  100. is it worth it?.
  101. Head Gaskets Failure 97 STS
  102. White smoke in the exhaust which clears after idling 5 minutes
  103. 2002 DTS trouble
  104. Heater Fan
  105. northstar poor mileage
  106. 2001 STS engine knock
  107. N* Camshaft Removal: Special Tools Required?
  108. Block Sealer??
  109. After Market Code Scanner
  110. 2005 STS 3.6L Engine Oil Sensors
  111. Ok Someone Please Help My 97 Deville Not Running.............
  112. best Seville STS to buy ???
  113. Strange Call
  114. Transmission Force Motor 1994 Eodorado - Can it be done without pulling the trans?
  115. No 24x Refrence Signal
  116. OBD II Manual
  117. 2002 sts engine codes
  118. Noise on Startup when Cold
  119. question about trans gasket
  120. 98 Eldo Rebuilt Motor
  121. Pulling camshaft cover - can it be done w/out dropping engine?
  122. Thermostat
  123. 97 Deville w/ N* Battery(?) problems
  124. head gasket blown replacing motor
  125. AGAP Northstar reman engine NIGHTMARE
  126. Oil leak 2000 Deville
  127. 96 Eldorado ABS and Traction Control TRBL
  128. intermittent Bubbling noise in dashboard.. Any ideas?
  129. gasket questions on the northstar
  130. engine swap
  131. LD8 Engine issue (2005 Bonneville GXP)
  132. Custom made 8.5mm MSD spark plug wires
  133. oilpan/trans pan gasket...
  134. water pump tension pulley
  135. possible 1/2 case oil leak.....
  136. Northstar Oil Pan Help Needed
  137. Removing the N* from an el do?
  138. Problems with 02 DHS, need more opinions
  139. Can you name this Car?
  140. Two 4.6 Northstar Motors What are they Worth?
  141. How hot can you go?
  142. Throttle Position Sensor 94 N* - how to replace?
  143. Questions about low-mile oft-stored '02 Eldorado
  144. P0741 & P1860
  145. 96 deville egr valve cleaning
  146. Hey, all you guys, check radiator hoses
  147. Anyone who can read motor serials get in here (calling AJ)
  148. Pinging above 3000RPM with 93 octane
  149. Northstar mechanic
  150. now mine STS too Broken HG :(
  151. Cam Question For AJ or Ewill
  152. 2000-2005 Headgasket...
  153. Northstar Oil Leak
  154. 99 sts stalling out
  155. roller lifters or flat tappet
  156. po39 tcc vcc help
  157. 2000 Deville DTS Overheating
  158. Track Results and Video's
  159. big problems on 97 deville>please help me
  160. Compressor/ Air Ride Help
  161. Dealer Flush
  162. Overheating
  163. head gasket seeping oil
  164. No start (cranks OK)
  165. Advice on leak detection kits please
  166. Northstar dimensions
  167. AJ-Question
  168. New here need help
  169. help please
  170. Why didn't Cadillac make a larger displacement Northstar?
  171. Check Gas Cap Message.
  172. Changing the cams on an STS to the SLS Cams
  173. why wont my fans work?
  174. 99 STS, almost working
  175. Loud Engine Whine
  176. Over-sized Northstar Pistons
  177. overheating problem
  178. seville with shifting problems 1rst > 2nd
  179. msd coil?
  180. very hard start in the cold on N*
  181. L37 or LD8 ????
  182. Need a reliable source for Northstar Torque specs
  183. Northstar Rod Spec's & 3.6L
  184. symptoms of bolt failure/lifted heads
  185. 99 Deville Northstar Overheating -wanting non contradicting answers
  186. 2000 DeVille Overheating Update
  187. Bad Alternator?
  188. 1996 Deville Troubleshoot update
  189. Fuel pressure regulator?
  190. IAC Counts
  191. Thermagasket Does It Work???
  192. Missed one connection
  193. Those Damn HEAD GASKETS
  194. LC3 FWD Swap?
  195. ? For Ewill or AJ
  196. looking for pictures of northstar valvetrain
  197. So, here are the symptoms, whats wrong
  198. Northstar Valvetrain Clatter
  199. 200 DeVille Blows hot air at low speed turns cold
  200. Could it be the Water Pump Knocking
  201. Can anyone tell me whats wrong?
  202. Front Valvetrain Clacking
  203. labor cost to replace o2 sensor????
  204. Difference between VIN Y and VIN 9
  205. Got Code P1415 Please Help
  206. 2000 Deville with northstar
  207. 1034-loss of PCM data
  208. Obd I P046
  209. Computer/wiring problems
  210. Need help on 98 Seville/Northstar
  211. New HG Installed on a 99, Pings on Start Up?
  212. Got my 05 Deville back from Dealer!! and extra part for sale.
  213. Need help - going to see a 98 Seville STS on Sat, what do I check?
  214. Sick Tranny?
  215. Engine Help!!!
  216. 2nd annual midwest meet !
  217. 2001 Cadillac SLS LD8 Bore-increase
  218. White Smoke coming from front of car
  219. !996 Deville help troubleshoot
  220. I have a question about cold startswith N*??
  221. How do you disable the traction control perm without having to press the button in...
  222. 94 N* EGR valve ?? Engine stumbles.
  223. P0121, P0507 High Idle???
  224. 94 ETC no shift, wont idle
  225. Looking for '98 ETC mods
  226. What's your preference for plugs and wires ?
  227. intake manifold exploded/hole after backfire??
  228. 95 STS Cooling System Quirks
  229. MSD ignition
  230. Idea for vehicle to do Northstar swap on.
  231. NEED HELP - HAVE CODES P1416 and P0101
  232. quote???
  233. FPR replacement on 94 N*
  234. torker
  235. Sticking gas pedal????, high idle all of the sudden???? What do I check??? PLZ HELP!!
  236. Crankshaft & Cam sensors questions
  237. Why is my '96 Northstar now using oil?
  238. how to search forums..and cpk sensor question (2000 cadillac stalling)
  239. O2 Sensor Questions
  240. How can you tell if your HG's are shot?
  241. Rebuilt N*
  242. 97 STS vs. The drag strip
  243. 94 northstar starting problem
  244. Can i use synthetic oil in northstar?
  245. Getting Screwed
  246. Where is the main engine to body ground?
  247. white smoke n hp loss
  248. Is it me, or are alot of N*s having cracked blocks
  249. this is not an arguement thread for oil !
  250. 95 northstar tranny