• N* Supercharger and Turbo Systems!?!
• upgrades...K+N =BAD???
• Ah, darn... My 94 Eldorado Is having problems.
• How come N* isn't used in more vehicles?
• L37 gear shifts at what speeds?
• Rough cold idle...
• Coolant boiling out of overflow
• Temp gauge issue (Question 2)
• Head Gasket Going
• Motor Mount Question
• Coolant Leak
• Eliminating the exhaust crossover??
• Well im alive...
• Any increase MPG tips?
• 1999 deville North** lost mileage
• Just bought my first Cadillac-Has green coolant
• Help with emissions system
• where is the thermostat located in 2003 deville
• Service Ride Control and traction control
• How did this guy do burnouts?
• Tell me how to do a WOT.
• how to change coolant in 2003 deville
• why ios engine running hotter than before
• 96-98 Intake parts
• 93 N* AC bypass belt?
• ABS Question/New Engine
• real fast idle
• Northstar upgrades?
• Northstar stands alone?
• Engine on or off during On Board Diagnostics?
• oil filter adapter
• Post Head gasket job (need Veteran rebuilders advise)
• AC Recharging Help
• Bad Mileage Not Fpr
• 2000 deville dts (Engine runs rough when 1st started)
• How long should plugs/wires last?
• 2 mufflers for cosmetics or performance?
• $660 tune up for 95 STS??!!
• Possibly the best sounding N*?
• Wanted:1999 4.6 NorthStar leak-down values
• mystery oil leak
• latest lower end seal job procedure
• any tranny experts out there?
• 95 Eldorado occasional starting problem.
• About those electric superchargers...
• DELCO PLATINUM #41-950 SPARK PLUGS from eBay
• It won't fire!!!!
• How difficult is this?
• AC Compressor bypass
• Engine Temp. Sensor
• Engine Temperatures
• timing pics, homemade locating pins, please look
• When do I replace the AC Compressor
• Easy question - which is right and which is left?
• 94 Eldorado surge in engine and 4 codes
• 1994 STS First Roadtrip Coolant Temp
• Engine Difference between 97' & 99' STS?
• This sounds dumb but I'm gonna ask anyway - air intake question
• Still Can't Get The Front Valve Cover Off!!!
• Putting Northstar on an Engine Stand
• two torque sequences?
• Trans Question 01 DTS
• Coolant change Air purging?
• A/C Recharge
• Ignition System Problems
• What in the world does this mean?
• part# for speedy sleeve
• Coolant Drain Plugs On the N*
• 94 STS No air
• 4.6 L NorthStar Engine Design Questions
• Engine Error Codes...Please Help
• Have a big ?
• Adding Freon
• Metal flakes in engine oil
• Northstar Head Gasket, which side, which jug is more common
• 1999 Northstar engine 85K Miles, How can one tell if is good
• Northstar reliability...
• On My 3 Rear Main Seal
• Poor gas mileage in aurora 4.0
• Overdrive Gone!!! EBAY for a New Transmission?
• What does it all mean?
• OBDII Tuner software for Northstar.
• Looking for Northstar Parts!
• 2002 Deville transmission
• Code P1415 help?
• Can someone explain HOW my injectors went bad?
• need new O2s
• failed emissions test
• 93 Eldorado T.C ignition issues
• Manifolds are melting my car
• Check Atf
• 1999 Cadillac STS Exhaust Mufflers
• Post headgasket job, one loose end left.
• Headgasket job +++?
• Now My Dad Thinks His STS Takes Regular Unleaded!!!
• Differences in the Northstar engines
• '96 DeVille...New Owner...Am I NUTS??
• 4t80e production changes 95-9
• How to check for bad ignition coil?
• P0741 - TCC System Stuck Off...Now What??
• K&N Intake...I want one!
• northstar swap into another car, a few questions
• 2002 Seville STS Cataylst Issues
• Car Farts After WOT
• Can a 1999 4.6L Northstar "Y" be replaced/exchanged with a "9" of the same year
• 96 cadillac deville code after code?!?
• Its Getting Hot Inside
• northstar head switching
• Amsoil nano-filters (air & oil)
• 93 Water Pump Confusion
• 1996 Seville STS Crank Sensors
• Questions On Crank Shafts
• 03 Seville Steering Adjustments? ? ?
• weird start problem that occured
• so any chance of an AFC
• SES Misfiring DTC P0300 My hunch is.....
• 96 sts crankshaft position sensors
• Name That Part
• Transmission Durability?
• Minor starting problem
• Rwd N*
• Fpr For $141.08
• Lost power steering fluid rapidly. Is there a hose?
• Water pump
• Experts please help
• Coolant Leak 98 Deville
• Coolant Drain
• 3.5L Shortstar Ignition
• Strange rattling
• Stumped (P0307)
• voltage drops when car in drive
• 95 Northstar Coolant leak
• Need re-assembly advise!
• Northstar performance parts
• does it work? (hyper lube)
• Dynomax - Long life?
• Northstar Head Gasket Issue
• What other cars use the same style injectors?
• Front Valve Cover Removal
• Northstar engine rebuilders or performance builders in SoCal?
• Shaky Tachometer at High RPM
• 96 deville antifreeze coming out exhaust
• EXP ID Codes
• Looking for N*mech in northern RI
• after a&b solenoid
• Coolant Temp
• Well fellas, I think its really time....
• Anyone know a reputable transmission shop in Orlando?
• Not Nearly As Hard As I Thought
• know it all mechanic
• Cranks, but won't start
• 1994 Cadillac Sevile STS thumping into fourth/overdrive
• Transmission removal
• Going from a 4.0 to a 4.6
• Procedure for Coolant flush
• Airbox Computer?
• Transmission Impossible
• 94 northstar swap
• ICM Replacement
• Running Functional Test on my 94 Deville Concours.
• STS fuel Injection problem NEED HELP
• 98 STS code P0404 (and P0300)
• Maybe this section needs to be renamed the "Northstar Problems and Discussion"?
• homemade locating dowels - a possibility?
• coolant and tranny fluid.
• 99 Deville Hesitating???
• Po138???
• Sooooo....
• You guys read this stuff????
• What is TSB 99-06-04-053?
• 94 cadillac concours
• 5W30 vs 10W30, pre 2000 Northstar 84 degree weather
• pulling engine, top or bottom???
• Time Sert Kit Needed
• Can anyone tell me what these compression numbers mean?
• Air intake and airflow
• H Gasket Job Ballpark Price Needed for Parts
• Cranking but not starting.. fuel pump relay?
• Engine Replacement
• Mounts and Shocks
• Crank Position Sensor Replace Quick Question...
• P023 code on 95 Eldorado
• Compression numbers for the North*
• Need a new alternator......
• overfilled tranny....
• Broken Head Bolt (small type)
• 97-99 devilleclear corners
• Stability Reduced? wut?
• OBD1 chip reprogramming?
• new car
• Rear Valve Cover Leak!!
• Faulty Fuel Guage
• Chip & Bored T/B ???
• 5000 mile or wait for oil life trigger?
• what to do about SO codes...
• torque wrench advice
• Hey Check Out What Im Doing....
• BS? "aftermarket Mass Air Sensor = improved hp, torque and mileage from your car"
• new headbolts
• Options to repair ONE engine block thread

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