: Northstar Engines and System Technical Discussion



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  1. Coolant tube question
  2. 2002 Eldorado Drive Belt Plus Maintenance
  3. 1994 STS - ECM replaced, road speed surge
  4. cracked block issue, common??
  5. 1994 Eldorado Thermostat
  6. 93 Northstar Block
  7. Coil Pack Test
  8. Head Gasket - Ran in 2nd Gear & Temp Went Down?
  9. 99 sts running rich
  10. fuel line clips on the tranny
  11. Alternator question 94 seville
  12. ? about rear main seal and flywheel bolts
  13. Jake stud kit installation
  14. Steering shaft to rack coupler help?
  15. Pre-2000 Ignition Control Module (ICM) - How It Works
  16. head gasket repair in Iowa or surrounding states
  17. Coil Pack - P0300 Culprit
  18. No Fire from 1 coil pack! ?'s about ignition!
  19. Never installed coolant supplement pellets, bad?
  20. Upgrade
  21. Deal or no deal?
  22. Waterpump removal doh
  23. Ugg todays northstar problem, please help
  24. want to buy a 95 eldorado with northstar
  25. 100k question
  26. N* easiest cadillac engine to work on
  27. 1996 Deville N*
  28. Advice on engine teardown TOMORROW
  29. Can you blow the head gasket driving without pressurized coolant?
  30. 2000 DHS engine swap
  31. Valve keepers fell off! But valve still in there!
  32. Why do so many people do it the hard way.
  33. timing chain with engine in car
  34. P0306 and P0300 codes CKP changed
  35. Car temperture went up after putting stop leak in
  36. ok ok... so engine out the top... what???
  37. power steering lock up
  38. 4t80 extension housing, what part
  39. BackFire Valve
  40. Grumble, engine dropping questions
  41. URGENT WORKING RIGHT NOW Fuel Line Removal
  42. Seeping Oil Pan Gasket
  43. Quick help need on 4L80
  44. couple of quick questions on my deville
  45. Bubbles on trans fluid dipstick bad?
  46. RACE FANS Free beer 1/16-1/17 if you live around Richmond (sorta)
  47. 4.6 Northstar
  48. Going in again! HG's first, now torque converter
  49. engine vacuum line?
  50. 160* Thermostat?
  51. Jake clear out your mailbox
  52. help! erratic idle, no codes :-x
  53. Oil looks like crap, advice please
  54. Zero compression in Cylinder 2
  55. I smell coolant
  56. Northstar head gasket issues
  57. swap entire cradle from another car??
  58. "check emissions system"
  59. What size is my motor?
  60. Coolant manifold/Crossover gasket sources?
  61. P0621 Code Batt not Charging/Svc Chrg Sys
  62. Looking to do a HG job for the holidays?
  63. need tranny parts advise
  64. Anyone in Ontario with a good scanner/reader?
  65. State by state guide to Northstar head gasket repair shops
  66. Engine Installer or Head Gasket Repair in NY, CT, NJ, MA?
  67. 4T80 experts
  68. Your Opinion
  69. Fixable or not?
  70. Why NOT to use time serts -
  71. Rear main seal & case half seal - '98 Deville
  72. EVAP switch, purge solenoid, i butchered it
  73. Northstar Performance warranty-good
  74. Misfire 1998 STS
  75. Randomly Running Extremely Rich
  76. Is there a tuner for a 2001 Deville?
  77. I need help!!!
  78. pull tranny, fix half case leak
  79. Slow start and stalling
  80. Who wants/needs a brand new Supercharged Northstar / RWD Trans?
  81. Northstar powered trike
  82. torque angle meter?
  83. pulley decides to whine
  84. Misfire on cylinder 6
  85. TCC Stuck Off (Code P0741) Still on after Solenoid Changeout
  86. Still making engine noise
  87. CHRFAB cams installed - 98 STS - the results are in
  88. Race Caddy losing coolant and making noise
  89. northstar in a camaro!
  90. timming in a 95 sts
  91. To hone? or not to hone
  92. Pulleys... A good source?
  93. timing car with engine in car
  94. 98 N* engine, blue valve cover washers?
  95. motor swap
  96. Today's Racing Question: Studs or Norm's?
  97. Please help guy
  98. Northstar engine swap 2000 put in a 96 Northstar
  99. Power steering leak
  100. 97 sls shifting problem
  101. Deleting govnor on a 2000 eldorado????
  102. Service Engine Soon Codes 1022 & 1122
  103. Coolant Change Help
  104. Head Gasket Repair, now noticed block is cracked
  105. Priming the oil pump
  106. Confused as hell
  107. ATF Question...
  108. cooling fans come on at what temp?
  109. add torque struts(dog bones) to 99 seville
  110. Turbo Charged 99 STS
  111. What tools do you need for a hg/engine pull job
  112. headgasket need used insert kit
  113. Recent Stud Kit Customers - READ THIS PLEASE
  114. HELP My mechanic says I have carboned lifters
  115. What color are stock gaskets?
  116. Dumb head gasket question
  117. Resetting Timing after Head Gasket job.
  118. Cadillac Engineers please help us!
  119. how do i change my idle
  120. head gasket help!!!!!!
  121. Transmission cooling
  122. Idle at 3000 RPM HELP!!!
  123. added power?
  124. northstar crank sensors
  125. 2000 DTS plugs and hoses - tough job, I think
  126. FPR acting up
  127. 98+ STS brake upgrade?
  128. Spark plugs
  129. Email conversation with HEAL-A-SEAL
  130. O2 Sensors
  131. 01 SLS w/ Cracked Block - Need Cincy Area Mechanic
  132. 06 DTS crank seal leaking
  133. 4t80e side cover drain
  134. '98 STS stumbles and misses (NO CEL)
  135. MAP sensor keeps going bad - 94 N*
  136. 2004 dhs starting problem
  137. Attention All Northstar Technicians- New Northstar Drilling / Tapping Machine
  138. headgasket being repaired
  139. High mileage oils
  140. P0420 code
  141. Wot?
  142. You'll never guess what I broke today
  143. 95 STS fluctuating rpm and slight bogging while driving
  144. 1993 Cadillac sts 4.6 idle fluctuating
  145. SLS engine and trannie in a STS?
  146. Air conditioning compressor clutch bearing
  147. Manifold Blowoff Leaking - parking break stuck
  148. 110,000 miles, what else should be done along with head gaskets?
  149. "Tic Tic Tic" sound on 02 SLS
  150. Flashing SES/P0300
  151. Working on mama's Caddy. Need help with O2 Sensor
  152. Head Gasket?
  153. Investors needed. Big time.
  154. thermostat housing gasket? 99 sts
  155. New England area Northstar mechanics? (Head Gaskets)
  156. 6 oil leaks; gaskets replaced now intake plenum boot replaced..
  157. That's a lot of smoke! (exhaust)
  158. Mobile 1 Clean High Mileage
  159. Chocolate Milk in the oilpan
  160. Heater Core Inlet Connector O-Ring Leak
  161. Breakthrough for anyone with bad exhaust cams
  162. 96 Aurora 4.0
  163. Idle Too Low P0506 New Throttle Body?
  164. Northstar mechanic on Long Island?
  165. 4t80E shift solenoid part #
  166. B0149
  167. Code P119
  168. HeadGasket Repaired - cost $1500 - but more problems?...
  169. 95 Eldo headgaskets?
  170. Only overheats when the AC or the heat is on....
  171. 06+ STS Northstar ECM repin to 07-08, new carrer and trans install
  172. Aftermarket Temp. Gauge
  173. Coolant Supply Line
  174. Idles rough after being started in the morning
  175. Best way to clean the engine bay?
  176. 2001 Cadillac DTS Can't get up to speed, power loss, studdering, See Video
  177. Tricky Coolant Leak
  178. Coming back home
  179. 2000 DHS exhaust smoking and running poor
  180. 4 Engine Questions
  181. Is this guy being honest with me? video of a SEIZED ENGINE!!!
  182. Any thoughts on this...
  183. tap for time serts
  184. Just bought a 98 Deville, was overheating, am I paranoid?
  185. 208 at 40+ 212 at <40
  186. low oil pressure
  187. Batman's Northstar
  188. Another Wont crank issue
  189. Woohoo...Head gasket repair is done
  190. 1998 Deville acceleration slip
  191. Steering joint bolt
  192. My bone stock '98 STS pulled a 14.95 in the 1/4
  193. Weird Noise
  194. Heartland High Mileage Oil Changer Review
  195. 95 sls n* solenoid clicking
  196. Interesting find
  197. Valve cover bolts???
  198. Timing mark clarification
  199. Engine in the car repair... how many gaskets?
  200. Front hydraulic motor mount
  201. I can't get the CV joint to separate from the Trans
  202. 1993 Caddillac Eldorado - Timing Chain Issue
  203. Stud Kit Success!!
  204. Ways to increase performance?
  205. Radiator leaks and engine runs rough, no codes
  206. Ethanol Blends
  207. 98 Eldorado Starting Problems
  208. Problems removing head dowels
  209. Another visit to the track
  210. 95 vs 99 Northstar
  211. Tuning up the engine.
  212. Head Gasket Repair At Your Location!
  213. Head Gasket Paranoia
  214. catalyst converter replaced
  215. 93 STS Lots of smoke after fillup
  216. Exact oil filter wrench for 1996 Seville SLS
  217. new northstar
  218. Super Noob needs help overheating
  219. Nitrous Help: 01 DTS
  220. Head gasket removal, best practices
  221. 01 deville o2's locations?
  222. Head stud kit
  223. Documenting a swap: N* 4.6 / 97 STS
  224. 2005 DTS Twin Turbo project??
  225. No pcm data
  226. No pcm data?
  227. WIll a 98 vin 9 motor go into a 94 STS
  228. another newbie HG question
  229. NEW - 2002 Head Gasket Failure - Best Fix...
  230. Failed Smog Emissions Northstar
  231. What could it be?
  232. Exchange fluids how often?
  233. Tuning thread. Disappointed, but I understand.
  234. looking to buy a Caddy
  235. AC Delco platinum plug gap settings for N*
  236. how do i get my car to northstar preformance, uh cheaply?
  237. Engine 'misses' at stoplights
  238. where to get my head gasket repaired?
  239. Engine Shaking
  240. 4.6 Prevention and maintenance for longer life IE head gaskets.
  241. How to properly switch from red to green in a 2000 STS
  242. Water Pump Issue
  243. Lucas Oil Stabilizer
  244. Rough idle and low speed chug
  245. barS headgasket repair, has anyone tried it?
  246. Secondary Air Injection Check Valve... Bent?
  247. 2000 STS motor mount help?
  248. Oil pressure dummy light flickers...
  249. Head Bolts...
  250. Slight stumble, no codes