: Northstar Engines and System Technical Discussion



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