: Northstar Engines and System Technical Discussion



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