: Northstar Engines and System Technical Discussion



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  1. couple of quick questions on my deville
  2. Bubbles on trans fluid dipstick bad?
  3. RACE FANS Free beer 1/16-1/17 if you live around Richmond (sorta)
  4. 4.6 Northstar
  5. Going in again! HG's first, now torque converter
  6. engine vacuum line?
  7. 160* Thermostat?
  8. Jake clear out your mailbox
  9. help! erratic idle, no codes :-x
  10. Oil looks like crap, advice please
  11. Zero compression in Cylinder 2
  12. I smell coolant
  13. Northstar head gasket issues
  14. swap entire cradle from another car??
  15. "check emissions system"
  16. What size is my motor?
  17. Coolant manifold/Crossover gasket sources?
  18. P0621 Code Batt not Charging/Svc Chrg Sys
  19. Looking to do a HG job for the holidays?
  20. need tranny parts advise
  21. Anyone in Ontario with a good scanner/reader?
  22. State by state guide to Northstar head gasket repair shops
  23. Engine Installer or Head Gasket Repair in NY, CT, NJ, MA?
  24. 4T80 experts
  25. Your Opinion
  26. Fixable or not?
  27. Why NOT to use time serts -
  28. Rear main seal & case half seal - '98 Deville
  29. EVAP switch, purge solenoid, i butchered it
  30. Northstar Performance warranty-good
  31. Misfire 1998 STS
  32. Randomly Running Extremely Rich
  33. Is there a tuner for a 2001 Deville?
  34. I need help!!!
  35. pull tranny, fix half case leak
  36. Slow start and stalling
  37. Who wants/needs a brand new Supercharged Northstar / RWD Trans?
  38. Northstar powered trike
  39. torque angle meter?
  40. pulley decides to whine
  41. Misfire on cylinder 6
  42. TCC Stuck Off (Code P0741) Still on after Solenoid Changeout
  43. Still making engine noise
  44. CHRFAB cams installed - 98 STS - the results are in
  45. Race Caddy losing coolant and making noise
  46. northstar in a camaro!
  47. timming in a 95 sts
  48. To hone? or not to hone
  49. Pulleys... A good source?
  50. timing car with engine in car
  51. 98 N* engine, blue valve cover washers?
  52. motor swap
  53. Today's Racing Question: Studs or Norm's?
  54. Please help guy
  55. Northstar engine swap 2000 put in a 96 Northstar
  56. Power steering leak
  57. 97 sls shifting problem
  58. Deleting govnor on a 2000 eldorado????
  59. Service Engine Soon Codes 1022 & 1122
  60. Coolant Change Help
  61. Head Gasket Repair, now noticed block is cracked
  62. Priming the oil pump
  63. Confused as hell
  64. ATF Question...
  65. cooling fans come on at what temp?
  66. add torque struts(dog bones) to 99 seville
  67. Turbo Charged 99 STS
  68. What tools do you need for a hg/engine pull job
  69. headgasket need used insert kit
  70. Recent Stud Kit Customers - READ THIS PLEASE
  71. HELP My mechanic says I have carboned lifters
  72. What color are stock gaskets?
  73. Dumb head gasket question
  74. Resetting Timing after Head Gasket job.
  75. Cadillac Engineers please help us!
  76. how do i change my idle
  77. head gasket help!!!!!!
  78. Transmission cooling
  79. Idle at 3000 RPM HELP!!!
  80. added power?
  81. northstar crank sensors
  82. 2000 DTS plugs and hoses - tough job, I think
  83. FPR acting up
  84. 98+ STS brake upgrade?
  85. Spark plugs
  86. Email conversation with HEAL-A-SEAL
  87. O2 Sensors
  88. 01 SLS w/ Cracked Block - Need Cincy Area Mechanic
  89. 06 DTS crank seal leaking
  90. 4t80e side cover drain
  91. '98 STS stumbles and misses (NO CEL)
  92. MAP sensor keeps going bad - 94 N*
  93. 2004 dhs starting problem
  94. Attention All Northstar Technicians- New Northstar Drilling / Tapping Machine
  95. headgasket being repaired
  96. High mileage oils
  97. P0420 code
  98. Wot?
  99. You'll never guess what I broke today
  100. 95 STS fluctuating rpm and slight bogging while driving
  101. 1993 Cadillac sts 4.6 idle fluctuating
  102. SLS engine and trannie in a STS?
  103. Air conditioning compressor clutch bearing
  104. Manifold Blowoff Leaking - parking break stuck
  105. 110,000 miles, what else should be done along with head gaskets?
  106. "Tic Tic Tic" sound on 02 SLS
  107. Flashing SES/P0300
  108. Working on mama's Caddy. Need help with O2 Sensor
  109. Head Gasket?
  110. Investors needed. Big time.
  111. thermostat housing gasket? 99 sts
  112. New England area Northstar mechanics? (Head Gaskets)
  113. 6 oil leaks; gaskets replaced now intake plenum boot replaced..
  114. That's a lot of smoke! (exhaust)
  115. Mobile 1 Clean High Mileage
  116. Chocolate Milk in the oilpan
  117. Heater Core Inlet Connector O-Ring Leak
  118. Breakthrough for anyone with bad exhaust cams
  119. 96 Aurora 4.0
  120. Idle Too Low P0506 New Throttle Body?
  121. Northstar mechanic on Long Island?
  122. 4t80E shift solenoid part #
  123. B0149
  124. Code P119
  125. HeadGasket Repaired - cost $1500 - but more problems?...
  126. 95 Eldo headgaskets?
  127. Only overheats when the AC or the heat is on....
  128. 06+ STS Northstar ECM repin to 07-08, new carrer and trans install
  129. Aftermarket Temp. Gauge
  130. Coolant Supply Line
  131. Idles rough after being started in the morning
  132. Best way to clean the engine bay?
  133. 2001 Cadillac DTS Can't get up to speed, power loss, studdering, See Video
  134. Tricky Coolant Leak
  135. Coming back home
  136. 2000 DHS exhaust smoking and running poor
  137. 4 Engine Questions
  138. Is this guy being honest with me? video of a SEIZED ENGINE!!!
  139. Any thoughts on this...
  140. tap for time serts
  141. Just bought a 98 Deville, was overheating, am I paranoid?
  142. 208 at 40+ 212 at <40
  143. low oil pressure
  144. Batman's Northstar
  145. Another Wont crank issue
  146. Woohoo...Head gasket repair is done
  147. 1998 Deville acceleration slip
  148. Steering joint bolt
  149. My bone stock '98 STS pulled a 14.95 in the 1/4
  150. Weird Noise
  151. Heartland High Mileage Oil Changer Review
  152. 95 sls n* solenoid clicking
  153. Interesting find
  154. Valve cover bolts???
  155. Timing mark clarification
  156. Engine in the car repair... how many gaskets?
  157. Front hydraulic motor mount
  158. I can't get the CV joint to separate from the Trans
  159. 1993 Caddillac Eldorado - Timing Chain Issue
  160. Stud Kit Success!!
  161. Ways to increase performance?
  162. Radiator leaks and engine runs rough, no codes
  163. Ethanol Blends
  164. 98 Eldorado Starting Problems
  165. Problems removing head dowels
  166. Another visit to the track
  167. 95 vs 99 Northstar
  168. Tuning up the engine.
  169. Head Gasket Repair At Your Location!
  170. Head Gasket Paranoia
  171. catalyst converter replaced
  172. 93 STS Lots of smoke after fillup
  173. Exact oil filter wrench for 1996 Seville SLS
  174. new northstar
  175. Super Noob needs help overheating
  176. Nitrous Help: 01 DTS
  177. Head gasket removal, best practices
  178. 01 deville o2's locations?
  179. Head stud kit
  180. Documenting a swap: N* 4.6 / 97 STS
  181. 2005 DTS Twin Turbo project??
  182. No pcm data
  183. No pcm data?
  184. WIll a 98 vin 9 motor go into a 94 STS
  185. another newbie HG question
  186. NEW - 2002 Head Gasket Failure - Best Fix...
  187. Failed Smog Emissions Northstar
  188. What could it be?
  189. Exchange fluids how often?
  190. Tuning thread. Disappointed, but I understand.
  191. looking to buy a Caddy
  192. AC Delco platinum plug gap settings for N*
  193. how do i get my car to northstar preformance, uh cheaply?
  194. Engine 'misses' at stoplights
  195. where to get my head gasket repaired?
  196. Engine Shaking
  197. 4.6 Prevention and maintenance for longer life IE head gaskets.
  198. How to properly switch from red to green in a 2000 STS
  199. Water Pump Issue
  200. Lucas Oil Stabilizer
  201. Rough idle and low speed chug
  202. barS headgasket repair, has anyone tried it?
  203. Secondary Air Injection Check Valve... Bent?
  204. 2000 STS motor mount help?
  205. Oil pressure dummy light flickers...
  206. Head Bolts...
  207. Slight stumble, no codes
  208. 97 Deville wont start in the morning
  209. Stud Kit Help
  210. A kitten caused my Serpentine Belt to come off
  211. Check Coolant Level
  212. Cleaning Heads and Block
  213. Over Heating... HELP!!!
  214. 2001 deville rough idle
  215. engine grounds
  216. manifold blowoff
  217. sealant for blown heads?
  218. 1994 STS Overheating (I think)...
  219. Block Identification Numbers
  220. Snapping noise when coming to a stop..Answered Finally!!!
  221. Overheating Eldorado Help
  222. need some help
  223. 05' STS. Little help with P0102 please
  224. 2000 DTS P0300 code
  225. Head gasket repair
  226. P041 1994 deville concours
  227. Quick Oil Question
  228. rough idle, no codes, rough start
  229. coolant leak
  230. STS Radiator Hose Replacement
  231. 95 Eldorado ETC - Cooling system
  232. power steering line: o-ring?
  233. broken bolt in oil pan
  234. Water pump & crossover gasket - $$$$
  235. Help Me Please
  236. Rad Cap PSI was wrong
  237. Coolant Leak. Where's it coming from?
  238. Water pump Purge line?
  239. 5w30 or 0w30
  240. Destroying a N* Engine
  241. N* engine removal - newbee
  242. 02 DHS overheating
  243. TCC Stuck Off
  244. No clue what to do. Northstar blues
  245. problem with map sensors
  246. 2001 caddy sts seville tranny
  247. What is going on with the car?
  248. Spark Plug Wires
  249. "Hush" or "Gasp" Before Expected Throttle Response
  250. my 93 ETC Eldorado N* has a question for you guys