: Northstar Engines and System Technical Discussion



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  1. 2001 Seville dies out????
  2. My Head gasket job
  3. 2000 SLS uses 1qt oil every 500mi - Should I be worried???
  4. air filter
  5. Please help 1995 STS "Service Engine Soon" jumping out of gear?
  6. Northstar Rant
  7. A/C blowing warm air
  8. Sorry for the rant but early NS owners need to know
  9. sealant- case 1/2's
  10. 2000 N* Rough Idle in Seville STS
  11. 01 STS running rich
  12. Is car driveable with Blown HG?
  13. heating and a/c system please help
  14. clogged radiator?????
  15. Headgasket, or what?
  16. no spark
  17. how to replace motor mount on 97 deville northstar
  18. Which Northstar do I have?
  19. 94jN* What do I use for a sealant when I put the intake manifold back on?
  20. no spark
  21. Professionally Painted Northstar Engine Covers
  22. Reuse main bearings?
  23. Noise coming from LH head - valve?
  24. 94 N* Help white smoke out of exhaust
  25. Overheating mystery
  26. New Coolant
  27. PLEASE HELP!!! Stalling when warm and smoking alternator
  28. Car lunges forward when tapping gas
  29. 93, 94 or 95 Eldo worth buying?
  30. Does 2006 Dts Engines Have Headgasket Problems Also?
  31. misc questions
  32. northstar gone bad....AHHHHH
  33. camshaft sensor
  34. Replacing Cylinder Heads Project
  35. newest member of the headgasket club
  36. 1999 northstar warped heads
  37. Northstar engine swap
  38. p0340 camshaft position sensor
  39. northstar in a monte carlo
  40. could this be anything else?
  41. for under 8k would anybody buy a NS Caddy?
  42. No spark,Please help !!
  43. N* Water Pump...I think
  44. 4.6L Northstar CMP tests and replacement ?
  45. 4t80-e
  46. Random Misfire P0300 code
  47. Head Gasket Failure Signs
  48. Which Head Gasket to use?
  49. Swap LD8 in for a L37
  50. Demise of the Northstar
  51. head gasket
  52. GM service manual dvd
  53. The Ultimate FWD Cadillac Northstar Build
  54. No pulses on the injector wires?
  55. Need a connecting rod nut
  56. are coils interchangible from front to rear?
  57. 99" Sts, Rough Idle When Cold. Help!!!
  58. Overheating after new headgasket
  59. Engine running at higher then normal RPM`s
  60. Replacing starter-port intake?
  61. is this normal?
  62. How soon do you replace oil pan gasket?
  63. Torque Multiplier Upgrade ??????? hmmm
  64. mpg and oil consumption 00 dts
  65. 2000 N* Cracked Block & Questions
  66. Tranny Bolts
  67. ICM location anyone- need help!
  68. P0107 then P0201 thru P0208 runs fine
  69. 586Hp Northstar, in a grand prix
  70. Looking for head gasket repair in Northwest, Indiana
  71. Brands Of Oil ?
  72. is it the head or intake manifold gasket?
  73. drive by wire nitrous kit ???
  74. 98 STS Engine Removal
  75. About Gas
  76. Shocks
  77. do you need premium gas in a 4.6 nothstar
  78. New Mods on Customers cars
  79. The smell of coolant~
  80. Setting Camshaft timing HELP!!!
  81. Northstar Over Heating After Waterpump Replacement
  82. how to clean out intake??
  83. emissions light comes on
  84. random miss at idle
  85. spark plugs and wires
  86. Idle
  87. Looking for some more power!
  88. What coolant do i use
  89. 97 Seville Overheat Try This One
  90. northstar smoking engine
  91. Performance Programing 01 DTS
  92. misfire
  93. 2006 Dts Rough Idle On Morning Start Up?
  94. What Causes Heagaskets To Blow?
  95. Blown Engine
  96. Air ram cones
  97. northstar engine knock help!
  98. Help identify foreign object jamming intake valve open
  99. 01 Dts Rough Idle
  100. dangrieco
  101. Spark plugs ?
  102. changing the governor
  103. Delaney Power Extractor Engine
  104. 94 cadillac sts ECM install
  105. Anyone here in Michigan
  106. Where to find new camshafts?
  107. Please don't flame the noob...codes and problem
  108. Real octane booster?
  109. Motor for 96 STS????
  110. What do you think of this? ECU Modifier
  111. Root Cause of Head gasket Failure and a Fix?
  112. Wont start when its cold
  113. Cadillac sts '94 problem
  114. 1995 STS sudden problem
  115. Oil burning TSB.. I know this has been talked about before
  116. Oil Under The Beauty Cover
  117. 97 STS Starting after dead battery
  118. Can you run your car with water?
  119. New to the site, wondering about repairs
  120. Recommndations for N* Tech in Boston/RI Area?
  121. Oil pressure light
  122. Plz Listen 2 My story Need Help ASAP
  123. Timing and Octane....I searched.
  124. Head Gasket replacement 97STS
  125. is it worth it?.
  126. Head Gaskets Failure 97 STS
  127. White smoke in the exhaust which clears after idling 5 minutes
  128. 2002 DTS trouble
  129. Heater Fan
  130. northstar poor mileage
  131. 2001 STS engine knock
  132. N* Camshaft Removal: Special Tools Required?
  133. Block Sealer??
  134. After Market Code Scanner
  135. 2005 STS 3.6L Engine Oil Sensors
  136. Ok Someone Please Help My 97 Deville Not Running.............
  137. best Seville STS to buy ???
  138. Strange Call
  139. Transmission Force Motor 1994 Eodorado - Can it be done without pulling the trans?
  140. No 24x Refrence Signal
  141. OBD II Manual
  142. 2002 sts engine codes
  143. Noise on Startup when Cold
  144. question about trans gasket
  145. 98 Eldo Rebuilt Motor
  146. Pulling camshaft cover - can it be done w/out dropping engine?
  147. Thermostat
  148. 97 Deville w/ N* Battery(?) problems
  149. head gasket blown replacing motor
  150. AGAP Northstar reman engine NIGHTMARE
  151. Oil leak 2000 Deville
  152. 96 Eldorado ABS and Traction Control TRBL
  153. intermittent Bubbling noise in dashboard.. Any ideas?
  154. gasket questions on the northstar
  155. engine swap
  156. LD8 Engine issue (2005 Bonneville GXP)
  157. Custom made 8.5mm MSD spark plug wires
  158. oilpan/trans pan gasket...
  159. water pump tension pulley
  160. possible 1/2 case oil leak.....
  161. Northstar Oil Pan Help Needed
  162. Removing the N* from an el do?
  163. Problems with 02 DHS, need more opinions
  164. Can you name this Car?
  165. Two 4.6 Northstar Motors What are they Worth?
  166. How hot can you go?
  167. Throttle Position Sensor 94 N* - how to replace?
  168. Questions about low-mile oft-stored '02 Eldorado
  169. P0741 & P1860
  170. 96 deville egr valve cleaning
  171. Hey, all you guys, check radiator hoses
  172. Anyone who can read motor serials get in here (calling AJ)
  173. Pinging above 3000RPM with 93 octane
  174. Northstar mechanic
  175. now mine STS too Broken HG :(
  176. Cam Question For AJ or Ewill
  177. 2000-2005 Headgasket...
  178. Northstar Oil Leak
  179. 99 sts stalling out
  180. roller lifters or flat tappet
  181. po39 tcc vcc help
  182. 2000 Deville DTS Overheating
  183. Track Results and Video's
  184. big problems on 97 deville>please help me
  185. Compressor/ Air Ride Help
  186. Dealer Flush
  187. Overheating
  188. head gasket seeping oil
  189. No start (cranks OK)
  190. Advice on leak detection kits please
  191. Northstar dimensions
  192. AJ-Question
  193. New here need help
  194. help please
  195. Why didn't Cadillac make a larger displacement Northstar?
  196. Check Gas Cap Message.
  197. Changing the cams on an STS to the SLS Cams
  198. why wont my fans work?
  199. 99 STS, almost working
  200. Loud Engine Whine
  201. Over-sized Northstar Pistons
  202. overheating problem
  203. seville with shifting problems 1rst > 2nd
  204. msd coil?
  205. very hard start in the cold on N*
  206. L37 or LD8 ????
  207. Need a reliable source for Northstar Torque specs
  208. Northstar Rod Spec's & 3.6L
  209. symptoms of bolt failure/lifted heads
  210. 99 Deville Northstar Overheating -wanting non contradicting answers
  211. 2000 DeVille Overheating Update
  212. Bad Alternator?
  213. 1996 Deville Troubleshoot update
  214. Fuel pressure regulator?
  215. IAC Counts
  216. Thermagasket Does It Work???
  217. Missed one connection
  218. Those Damn HEAD GASKETS
  219. LC3 FWD Swap?
  220. ? For Ewill or AJ
  221. looking for pictures of northstar valvetrain
  222. So, here are the symptoms, whats wrong
  223. Northstar Valvetrain Clatter
  224. 200 DeVille Blows hot air at low speed turns cold
  225. Could it be the Water Pump Knocking
  226. Can anyone tell me whats wrong?
  227. Front Valvetrain Clacking
  228. labor cost to replace o2 sensor????
  229. Difference between VIN Y and VIN 9
  230. Got Code P1415 Please Help
  231. 2000 Deville with northstar
  232. 1034-loss of PCM data
  233. Obd I P046
  234. Computer/wiring problems
  235. Need help on 98 Seville/Northstar
  236. New HG Installed on a 99, Pings on Start Up?
  237. Got my 05 Deville back from Dealer!! and extra part for sale.
  238. Need help - going to see a 98 Seville STS on Sat, what do I check?
  239. Sick Tranny?
  240. Engine Help!!!
  241. 2nd annual midwest meet !
  242. 2001 Cadillac SLS LD8 Bore-increase
  243. White Smoke coming from front of car
  244. !996 Deville help troubleshoot
  245. I have a question about cold startswith N*??
  246. How do you disable the traction control perm without having to press the button in...
  247. 94 N* EGR valve ?? Engine stumbles.
  248. P0121, P0507 High Idle???
  249. 94 ETC no shift, wont idle
  250. Looking for '98 ETC mods