: Northstar Engines and System Technical Discussion



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  1. OH no...another one!
  2. getting ready to start this hd job
  3. Looking for a 2000-2005 Deville/DHS
  4. Anyone Swapped a 4.4 SC Engine?
  5. power steering pressure hose
  6. Thinking of coming over to the N* camp....
  7. Main Bearing Cap Torque
  8. remote start diy <help please>
  9. Symptoms of broken motor mount (2000 STS) ??
  10. N* cams
  11. Check Gas Cap Code
  12. N* dress ups
  13. Fuel Cutoff For Z-rated Sts
  14. Possible Fuel issue?
  15. 2001 Deville thermostat
  16. Help!!!what Parts Do I Need For N*headgasket Replacements?
  17. Another overheater...
  18. Is it ok..........
  19. Engine oil level sensor leaking
  20. How to install Nitrous the correct way! I need input
  21. Are There any Hot Rodder's here?
  22. Lifter, Cam, Valve Issue? (Sounds like Chubby Ranger)
  23. going to attempt head gaskets
  24. 1993 Northstar Rough Idle
  25. check this out if you have had cooling system trouble ie headgaskets
  26. PCM 0101 code set on WOT
  27. 96 Cad DeVille Questions
  28. Need help on 98 cad seville sls
  29. cometic, felpro or gm oem! Head gasket survey.
  30. Thank You so much
  31. Help
  32. Look at these plugs
  33. Fi A/f Ratio
  34. N* Headgasket Replacement
  35. northstar eldorado swap
  36. new HG, coolant issues
  37. replaced hg, low oil pressure
  38. What else should I clean when replacing intake plenum?
  39. 94 STS N* Top End Oil leak
  40. 94 STS High HC at Idle
  41. Is this a cracked intake plenum? (see attached pics)
  42. spare parts after rebuild **HELP**
  43. New Bar's Leaks Product
  44. Newest Intake work...
  45. Headgaskets!
  46. Fuel pressure or pump problem? Need Help!
  47. northstar engine
  48. 2001 Seville dies out????
  49. My Head gasket job
  50. 2000 SLS uses 1qt oil every 500mi - Should I be worried???
  51. air filter
  52. Please help 1995 STS "Service Engine Soon" jumping out of gear?
  53. Northstar Rant
  54. A/C blowing warm air
  55. Sorry for the rant but early NS owners need to know
  56. sealant- case 1/2's
  57. 2000 N* Rough Idle in Seville STS
  58. 01 STS running rich
  59. Is car driveable with Blown HG?
  60. heating and a/c system please help
  61. clogged radiator?????
  62. Headgasket, or what?
  63. no spark
  64. how to replace motor mount on 97 deville northstar
  65. Which Northstar do I have?
  66. 94jN* What do I use for a sealant when I put the intake manifold back on?
  67. no spark
  68. Professionally Painted Northstar Engine Covers
  69. Reuse main bearings?
  70. Noise coming from LH head - valve?
  71. 94 N* Help white smoke out of exhaust
  72. Overheating mystery
  73. New Coolant
  74. PLEASE HELP!!! Stalling when warm and smoking alternator
  75. Car lunges forward when tapping gas
  76. 93, 94 or 95 Eldo worth buying?
  77. Does 2006 Dts Engines Have Headgasket Problems Also?
  78. misc questions
  79. northstar gone bad....AHHHHH
  80. camshaft sensor
  81. Replacing Cylinder Heads Project
  82. newest member of the headgasket club
  83. 1999 northstar warped heads
  84. Northstar engine swap
  85. p0340 camshaft position sensor
  86. northstar in a monte carlo
  87. could this be anything else?
  88. for under 8k would anybody buy a NS Caddy?
  89. No spark,Please help !!
  90. N* Water Pump...I think
  91. 4.6L Northstar CMP tests and replacement ?
  92. 4t80-e
  93. Random Misfire P0300 code
  94. Head Gasket Failure Signs
  95. Which Head Gasket to use?
  96. Swap LD8 in for a L37
  97. Demise of the Northstar
  98. head gasket
  99. GM service manual dvd
  100. The Ultimate FWD Cadillac Northstar Build
  101. No pulses on the injector wires?
  102. Need a connecting rod nut
  103. 150 shot on stock 2008 DTS??
  104. are coils interchangible from front to rear?
  105. 99" Sts, Rough Idle When Cold. Help!!!
  106. Overheating after new headgasket
  107. Engine running at higher then normal RPM`s
  108. Replacing starter-port intake?
  109. is this normal?
  110. How soon do you replace oil pan gasket?
  111. Torque Multiplier Upgrade ??????? hmmm
  112. mpg and oil consumption 00 dts
  113. 2000 N* Cracked Block & Questions
  114. Tranny Bolts
  115. ICM location anyone- need help!
  116. P0107 then P0201 thru P0208 runs fine
  117. 586Hp Northstar, in a grand prix
  118. Looking for head gasket repair in Northwest, Indiana
  119. Brands Of Oil ?
  120. is it the head or intake manifold gasket?
  121. drive by wire nitrous kit ???
  122. 98 STS Engine Removal
  123. About Gas
  124. Shocks
  125. do you need premium gas in a 4.6 nothstar
  126. New Mods on Customers cars
  127. The smell of coolant~
  128. Setting Camshaft timing HELP!!!
  129. Northstar Over Heating After Waterpump Replacement
  130. how to clean out intake??
  131. emissions light comes on
  132. random miss at idle
  133. spark plugs and wires
  134. Idle
  135. Looking for some more power!
  136. What coolant do i use
  137. 97 Seville Overheat Try This One
  138. northstar smoking engine
  139. Performance Programing 01 DTS
  140. misfire
  141. 2006 Dts Rough Idle On Morning Start Up?
  142. What Causes Heagaskets To Blow?
  143. Blown Engine
  144. Air ram cones
  145. northstar engine knock help!
  146. Help identify foreign object jamming intake valve open
  147. 01 Dts Rough Idle
  148. dangrieco
  149. Spark plugs ?
  150. changing the governor
  151. Delaney Power Extractor Engine
  152. 94 cadillac sts ECM install
  153. Anyone here in Michigan
  154. Where to find new camshafts?
  155. Please don't flame the noob...codes and problem
  156. Real octane booster?
  157. Motor for 96 STS????
  158. What do you think of this? ECU Modifier
  159. Root Cause of Head gasket Failure and a Fix?
  160. Wont start when its cold
  161. Cadillac sts '94 problem
  162. 1995 STS sudden problem
  163. Oil burning TSB.. I know this has been talked about before
  164. Oil Under The Beauty Cover
  165. 97 STS Starting after dead battery
  166. Can you run your car with water?
  167. New to the site, wondering about repairs
  168. Recommndations for N* Tech in Boston/RI Area?
  169. Oil pressure light
  170. Plz Listen 2 My story Need Help ASAP
  171. Timing and Octane....I searched.
  172. Head Gasket replacement 97STS
  173. is it worth it?.
  174. Head Gaskets Failure 97 STS
  175. White smoke in the exhaust which clears after idling 5 minutes
  176. 2002 DTS trouble
  177. Heater Fan
  178. northstar poor mileage
  179. 2001 STS engine knock
  180. N* Camshaft Removal: Special Tools Required?
  181. Block Sealer??
  182. After Market Code Scanner
  183. 2005 STS 3.6L Engine Oil Sensors
  184. Ok Someone Please Help My 97 Deville Not Running.............
  185. best Seville STS to buy ???
  186. Strange Call
  187. Transmission Force Motor 1994 Eodorado - Can it be done without pulling the trans?
  188. No 24x Refrence Signal
  189. OBD II Manual
  190. 2002 sts engine codes
  191. Noise on Startup when Cold
  192. question about trans gasket
  193. 98 Eldo Rebuilt Motor
  194. Pulling camshaft cover - can it be done w/out dropping engine?
  195. Thermostat
  196. 97 Deville w/ N* Battery(?) problems
  197. head gasket blown replacing motor
  198. AGAP Northstar reman engine NIGHTMARE
  199. Oil leak 2000 Deville
  200. 96 Eldorado ABS and Traction Control TRBL
  201. intermittent Bubbling noise in dashboard.. Any ideas?
  202. gasket questions on the northstar
  203. engine swap
  204. LD8 Engine issue (2005 Bonneville GXP)
  205. Custom made 8.5mm MSD spark plug wires
  206. oilpan/trans pan gasket...
  207. water pump tension pulley
  208. possible 1/2 case oil leak.....
  209. Northstar Oil Pan Help Needed
  210. Removing the N* from an el do?
  211. Problems with 02 DHS, need more opinions
  212. Can you name this Car?
  213. Two 4.6 Northstar Motors What are they Worth?
  214. How hot can you go?
  215. Throttle Position Sensor 94 N* - how to replace?
  216. Questions about low-mile oft-stored '02 Eldorado
  217. P0741 & P1860
  218. 96 deville egr valve cleaning
  219. Hey, all you guys, check radiator hoses
  220. Anyone who can read motor serials get in here (calling AJ)
  221. Pinging above 3000RPM with 93 octane
  222. Northstar mechanic
  223. now mine STS too Broken HG :(
  224. Cam Question For AJ or Ewill
  225. 2000-2005 Headgasket...
  226. Northstar Oil Leak
  227. 99 sts stalling out
  228. roller lifters or flat tappet
  229. po39 tcc vcc help
  230. 2000 Deville DTS Overheating
  231. Track Results and Video's
  232. big problems on 97 deville>please help me
  233. Compressor/ Air Ride Help
  234. Dealer Flush
  235. Overheating
  236. head gasket seeping oil
  237. No start (cranks OK)
  238. Advice on leak detection kits please
  239. Northstar dimensions
  240. AJ-Question
  241. New here need help
  242. help please
  243. Why didn't Cadillac make a larger displacement Northstar?
  244. Check Gas Cap Message.
  245. Changing the cams on an STS to the SLS Cams
  246. why wont my fans work?
  247. 99 STS, almost working
  248. Loud Engine Whine
  249. Over-sized Northstar Pistons
  250. overheating problem