: Northstar Engines and System Technical Discussion



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  1. Oil level sensor & alternator terminal hookup
  2. 96 STS High Idle After Highway Run
  3. Northstar Fiero + CRHFAB 272 cams with Misfires and stalls
  4. Oil on plug #2 causing rough idle/misifre?
  5. major problem with my HG job
  6. Temp Gauge
  7. Spark Plugs
  8. PLEASE HELP Need harness help after stud job
  9. Installing new belt Tensioner
  10. 99 Eldo ETC Codes p1375, P1654, B2502
  11. Misfire
  12. studs for block
  13. Wire boot stuck in cylinder 2
  14. How do I get spark signal for chassis dyno
  15. i need 1 ns300l norms insert please help
  16. PCV oil catch can, intake sludge
  17. Blown head gaskets, cracked cylinder heads, or both?
  18. Oil Usage with Synthetic Vs. Mineral
  19. What year N* engine block will work for 2000 deville
  20. Vacuum line question
  21. Service Suspension System
  22. Surging/Stalling When Warm, Lean Codes -- Not Plenum
  23. Misfiring and Surging 2000 Seville
  24. great deal on head studs
  25. Anyone want studs with their head gasket job in illinois
  26. Normal Compression on a correctly timed 1996 N*
  27. 1994 Northstar, jumpy acceleration, back fires, loss of power at times
  28. head removal
  29. Anyone change their Northstar valve cover gaskets??
  30. engine question
  31. High pressure p/s hose
  32. Fluid Change vs Fluid Flush...
  33. Wester's, Northstar Performance, and CHRFAB. Working together for one FAST FWD
  34. 1995 STS hard start and stall problem
  35. serpentine belt feels like its dragging when accelerating
  36. Pc1139
  37. PCM P0741 Error Code / 2000RPM IDLE - 99 STS
  38. Northstar engine water flooded
  39. Dowel Problem!
  40. NS front exh manifold
  41. would you?
  42. 98 deville motor mounts....
  43. Front Cover Gasket help
  44. Think the Northstar headgasket job is bad??
  45. Wierd shudder - torque converter?
  46. Engine hot!!! Should I be worried????
  47. Fuel Injection Services, Are they worth it?
  48. Product Distributors needed throughout the USA - $$$ in it for you
  49. 99 4.6L n* Conversion Gasket Set
  50. studs vs. inserts
  51. 300,000 miles... I made it!!
  52. 2003 northstar misfire
  53. How often are blocks not re-useable for rebuild?
  54. P041 No Cam reference signal from ignition control module
  55. Oil pan gasket material?
  56. 03 STS using 1qt oil every 800mi - Should I be worried?
  57. Did your Northstar's Y pipe come obstructed from the factory? Mine did (with pics)
  58. northstar governer/limiter
  59. speed limiting question
  60. Water pump to head gaskets?
  61. Sensors going? -15c out.. i dont wana look...
  62. headgasket
  63. studs aren't straight
  64. 1997 sts
  65. 98 deville blue smoke and burning smell at high rpms.
  66. Head Alignment Dowel ???
  67. Is it a head gasket?
  68. Oil pressure at cranking speed on a rebuilt engine
  69. 98 deville best oil for low oil oil consumption?
  70. Huge savings on Head Gasket Jobs - only $1320 USD
  71. TPS relearn
  72. Water pump tensioner pulley replaced
  73. Do you have to remove the alternator?
  74. Frustrated
  75. Engine Swap 2000 STS into a 1998 STS
  76. Loud ticking at idle.
  77. High Idle Causes
  78. V8 camshaft tool set help?
  79. readings with snapon scanner
  80. 99 sts won't start please help a newbie
  81. Coolant tube question
  82. 2002 Eldorado Drive Belt Plus Maintenance
  83. 1994 STS - ECM replaced, road speed surge
  84. cracked block issue, common??
  85. 1994 Eldorado Thermostat
  86. 93 Northstar Block
  87. Coil Pack Test
  88. Head Gasket - Ran in 2nd Gear & Temp Went Down?
  89. 99 sts running rich
  90. fuel line clips on the tranny
  91. Alternator question 94 seville
  92. ? about rear main seal and flywheel bolts
  93. Jake stud kit installation
  94. Steering shaft to rack coupler help?
  95. Pre-2000 Ignition Control Module (ICM) - How It Works
  96. head gasket repair in Iowa or surrounding states
  97. Coil Pack - P0300 Culprit
  98. No Fire from 1 coil pack! ?'s about ignition!
  99. Never installed coolant supplement pellets, bad?
  100. Upgrade
  101. Deal or no deal?
  102. Waterpump removal doh
  103. Ugg todays northstar problem, please help
  104. want to buy a 95 eldorado with northstar
  105. 100k question
  106. N* easiest cadillac engine to work on
  107. 1996 Deville N*
  108. Advice on engine teardown TOMORROW
  109. Can you blow the head gasket driving without pressurized coolant?
  110. 2000 DHS engine swap
  111. Valve keepers fell off! But valve still in there!
  112. Why do so many people do it the hard way.
  113. timing chain with engine in car
  114. P0306 and P0300 codes CKP changed
  115. Car temperture went up after putting stop leak in
  116. ok ok... so engine out the top... what???
  117. power steering lock up
  118. 4t80 extension housing, what part
  119. BackFire Valve
  120. Grumble, engine dropping questions
  121. URGENT WORKING RIGHT NOW Fuel Line Removal
  122. Seeping Oil Pan Gasket
  123. Quick help need on 4L80
  124. couple of quick questions on my deville
  125. Bubbles on trans fluid dipstick bad?
  126. RACE FANS Free beer 1/16-1/17 if you live around Richmond (sorta)
  127. 4.6 Northstar
  128. Going in again! HG's first, now torque converter
  129. engine vacuum line?
  130. 160* Thermostat?
  131. Jake clear out your mailbox
  132. help! erratic idle, no codes :-x
  133. Oil looks like crap, advice please
  134. Zero compression in Cylinder 2
  135. I smell coolant
  136. Northstar head gasket issues
  137. swap entire cradle from another car??
  138. "check emissions system"
  139. What size is my motor?
  140. Coolant manifold/Crossover gasket sources?
  141. P0621 Code Batt not Charging/Svc Chrg Sys
  142. Looking to do a HG job for the holidays?
  143. need tranny parts advise
  144. Anyone in Ontario with a good scanner/reader?
  145. State by state guide to Northstar head gasket repair shops
  146. Engine Installer or Head Gasket Repair in NY, CT, NJ, MA?
  147. 4T80 experts
  148. Your Opinion
  149. Fixable or not?
  150. Why NOT to use time serts -
  151. Rear main seal & case half seal - '98 Deville
  152. EVAP switch, purge solenoid, i butchered it
  153. Northstar Performance warranty-good
  154. Misfire 1998 STS
  155. Randomly Running Extremely Rich
  156. Is there a tuner for a 2001 Deville?
  157. I need help!!!
  158. pull tranny, fix half case leak
  159. Slow start and stalling
  160. Who wants/needs a brand new Supercharged Northstar / RWD Trans?
  161. Northstar powered trike
  162. torque angle meter?
  163. pulley decides to whine
  164. Misfire on cylinder 6
  165. TCC Stuck Off (Code P0741) Still on after Solenoid Changeout
  166. Still making engine noise
  167. CHRFAB cams installed - 98 STS - the results are in
  168. Race Caddy losing coolant and making noise
  169. northstar in a camaro!
  170. timming in a 95 sts
  171. To hone? or not to hone
  172. Pulleys... A good source?
  173. timing car with engine in car
  174. 98 N* engine, blue valve cover washers?
  175. motor swap
  176. Today's Racing Question: Studs or Norm's?
  177. Please help guy
  178. Northstar engine swap 2000 put in a 96 Northstar
  179. Power steering leak
  180. 97 sls shifting problem
  181. Deleting govnor on a 2000 eldorado????
  182. Service Engine Soon Codes 1022 & 1122
  183. Coolant Change Help
  184. Head Gasket Repair, now noticed block is cracked
  185. Priming the oil pump
  186. Confused as hell
  187. ATF Question...
  188. cooling fans come on at what temp?
  189. add torque struts(dog bones) to 99 seville
  190. Turbo Charged 99 STS
  191. What tools do you need for a hg/engine pull job
  192. headgasket need used insert kit
  193. Recent Stud Kit Customers - READ THIS PLEASE
  194. HELP My mechanic says I have carboned lifters
  195. What color are stock gaskets?
  196. Dumb head gasket question
  197. Resetting Timing after Head Gasket job.
  198. Cadillac Engineers please help us!
  199. how do i change my idle
  200. head gasket help!!!!!!
  201. Transmission cooling
  202. Idle at 3000 RPM HELP!!!
  203. added power?
  204. northstar crank sensors
  205. 2000 DTS plugs and hoses - tough job, I think
  206. FPR acting up
  207. 98+ STS brake upgrade?
  208. Spark plugs
  209. Email conversation with HEAL-A-SEAL
  210. O2 Sensors
  211. 01 SLS w/ Cracked Block - Need Cincy Area Mechanic
  212. 06 DTS crank seal leaking
  213. 4t80e side cover drain
  214. '98 STS stumbles and misses (NO CEL)
  215. MAP sensor keeps going bad - 94 N*
  216. 2004 dhs starting problem
  217. Attention All Northstar Technicians- New Northstar Drilling / Tapping Machine
  218. headgasket being repaired
  219. High mileage oils
  220. P0420 code
  221. Wot?
  222. You'll never guess what I broke today
  223. 95 STS fluctuating rpm and slight bogging while driving
  224. 1993 Cadillac sts 4.6 idle fluctuating
  225. SLS engine and trannie in a STS?
  226. Air conditioning compressor clutch bearing
  227. Manifold Blowoff Leaking - parking break stuck
  228. 110,000 miles, what else should be done along with head gaskets?
  229. "Tic Tic Tic" sound on 02 SLS
  230. Flashing SES/P0300
  231. Working on mama's Caddy. Need help with O2 Sensor
  232. Head Gasket?
  233. Investors needed. Big time.
  234. thermostat housing gasket? 99 sts
  235. New England area Northstar mechanics? (Head Gaskets)
  236. 6 oil leaks; gaskets replaced now intake plenum boot replaced..
  237. That's a lot of smoke! (exhaust)
  238. Mobile 1 Clean High Mileage
  239. Chocolate Milk in the oilpan
  240. Heater Core Inlet Connector O-Ring Leak
  241. Breakthrough for anyone with bad exhaust cams
  242. 96 Aurora 4.0
  243. Idle Too Low P0506 New Throttle Body?
  244. Northstar mechanic on Long Island?
  245. 4t80E shift solenoid part #
  246. B0149
  247. Code P119
  248. HeadGasket Repaired - cost $1500 - but more problems?...
  249. 95 Eldo headgaskets?
  250. Only overheats when the AC or the heat is on....