• cracked block
• Missing Hose On Vacuum Purge Switch?
• More Horsepower
• started my headgasket job today
• Tricky
• is this normal or could this be my problem
• Is it possible to lose HP
• 95 concours stalling
• 1990 Eldorado won't Start !
• Keys to long lasting N*'s
• Torque vs Horsepower primer
• Anyone ever see this thing
• I keep getting P0404 and P0441? Looking for suggestions...
• 93 Seville?
• Which kind of FPR?
• Oil leak
• Cadillac Eldorado 1995 ER HELP NEEDED!!!
• 04 STS misfires when idles, goes away when you floor it.
• Complete engine overhaul, need help ASAP
• northstar research thread pics 56k beware
• New Towing Hitch
• 96-99 motor wiring diagrams
• 91 Eldo STILL misses
• Water pump question on 94 STS
• A/C question/help for 94 STS
• Magnets Increase Mileage/Power??
• Timeserts
• Northstar Misfire... no error codes
• Tranny Prob, Please help!!
• 97 N8 port, polish and valve job
• Differance between 94 and 97 N*
• Engine additives...safe for N*?
• coolant change
• Add Engine Oil alert
• Volant Review / So I did it without instructions.
• Need some help installing Volant
• 94 Northstar with broken valve.
• O2 sensor change, mpg improvement?
• P1860... Problem
• 1997 stalling problem
• loss of fuel pressure
• Trans Solenoids??
• NS300L Insert kit
• Head gasket set
• '99 or '00 ETC?
• How much runout is okay?
• P0533... fuel gauge is going nuts
• Coolant Change?
• Lady In Distress - '01 Northstar Intermittent Stalling & Not Starting - Clues Please?
• P0441... P0404... ?
• Looking for Timesert Kit
• 95 Eldo Idle/Acceleration????
• 93-95 performance parts!
• '94 SLS oil pan / oil manifold / half case leaks
• Engine apart, which direction does it crank?
• Volant Install
• What else do I need to know after unhooking PCM
• Fuel mileage (Holy cow!!!)
• Engine removal
• Hot Hot Hot Is Gone - Finally
• Nitrous A/F findings & questions.
• hesitation
• Found Rotella 10W-30 at O'Reilly auto parts
• Smoke at startup?
• trouble starting after timesert job - HELP!
• 1999 Deville front suspension rattle
• Fuel pump locking ring
• PSA: Need sensors?
• Lag in the transmission
• Rebuilt Northstars
• Where 2 buy main and rod berings for 2004 N*
• N* 4.0 liter removal
• 96 STS Head Gasket Story...
• felpro headgaskets
• 1996 Deville 4.6L Water Pump Replacement
• How to change fuel injectors?
• N* water pump?
• 2 N* Questions - Coolent and Tranny Dipstick?
• N* drive train weight
• Anyone have HG pics? Not overheating but probs...
• Questions about servicing my 99 Deville
• Transmission Problem
• what is wrong w/ my n*
• cool Northstar info.
• A couple Nasty Problems! HELP!
• Oil leak?
• Tips for replacing Crankshaft Position Sensors
• No Spark On Hot Restart
• S060 and P039
• Northstar Blocks Cracking ?
• left blinker not working when headlights on
• p1441 evap code help
• HELP! Need serpentine belt diagram
• P043 -- headache -- what is happening???
• Electric Turbo
• New here
• Differences in 275 & 300 HP Nstar
• Is this realistic ?
• rough rear suspension
• PCM swap???
• 94 Seville-Turn signals not working, smoking?
• Oxygen Sensors Grounding
• '94 STS is overheating
• 2000 STS Error Codes
• Heater core replacement, help!
• I think I'm missing a few ponies!
• a lil help please
• Northstar Engine Block STEEL CYL INSERTS
• 01 Eldo - 100shot Nitrous - track results
• A few questions about the 4.0 Northstar
• '94 SLS Idling to fast
• Headgaskets - deterioration or pulled head studs?
• Oil change today after 12,735 since last oil change
• radiator or head gasket????????
• fuel injector fell out!?!?
• RSM Racing / No more?
• Anyone have a timesert bit they could measure for me?
• engine oil leaking
• quick engine question
• 1996 Deville with a small head gasket leak.
• So what would happen...
• coolant flow question
• exhaust sizes and upgrades?
• Help with Check engine light and pcm codes!!
• How to calculate HP to weight ratio?
• help identifying parts and removing wire harness
• 1995 new starter $1000 plus?...
• which car to buy
• exhuast sizes an performance
• Water Pump pulley
• question on swaping out 96 northstar
• Oil Coverd Spark Plugs on Northstar
• AC Compressor
• Northstar parts
• Normal Oil Consumption ???
• rough idling at lights
• Need help one more time!!!!!
• 94 ETC intermittent/low RPM miss
• hot start when cold
• Congratulations to Ranger...10000 posts
• Some N* questions
• 95 TPS replace
• Starter Grind on 94 STS
• '94 SLS Crankshaft pully
• 300 hp northstar in a deville
• 94 DeVille..I cant get my drive belt back on. Help!!
• Well...how about ram air?
• multi miss fire multi codes 1996 dev
• P132 (E132) ......................................... Knock Sensor Circuitry Failure
• Was H. Gasket Prob Fixed in Later NStars?
• Belt problem
• Hot Hot Hot !!!!
• runaway eng Speed -Glowing exhaust -4.6L N*
• motor oil?
• What Year NSs Fit a '99 Deville? Need Help
• not rough idle, just abnormal, help?!
• Sticky-Noisy Valve Lifters, What to Do?
• Sound like the injectors?
• Oil Pan Removal??? What am I missing
• So I went on the highway in 2nd gear...
• Help installing camshafts
• coolant pipes - replace or repair?
• Does The Tornado Really work? And Cold air intake!!!
• Catalytic Converter Question -
• 03 STS rough IDLE P0300 & U1016 Code
• 2000 NS Oil Leak
• Cadillac Dealerships
• 94 eldo tc engine knocking (i think)
• DENSO or AC Delco Spark Plugs for a Northstar?
• Where Is The Ecu/pcm Located.
• GM replacement surge tank cap
• Low/No Oil Pressure
• Engine Roaring and Popping from dead stop
• Leaking oil, Not leaking oil
• Northstar Engine Swap. Has any1 Done it?
• Water pump belt?
• few head gasket procedure questions
• So Mixing Different Weight Oils is OK?
• Cylinder pressure test for blown head gasket??
• Northstar cooling system question
• MAP Sensor Problems. Need A Little Guidance.
• Preparing for coolant change / Double Checking.
• 99 STS Turbo Update
• normal running temp for a northstar?
• More performance
• Fan fuse
• Has anyone experience there car cutting off when the fuel is low but will restart?
• If your check engine lights not on does that mean you have no error codes in the car?
• new o2 sensor still p030 when idle
• Water Pump replacement on a 96 deville
• Gonna Have to LIve with the Lifter Tick
• ticking throttle
• How exactly do Oil Life Monitors work?
• 98 sts overheating problems
• crankshalf sensors
• Codes
• turn signal problem ('94 STS)
• corsa exhaust sound clip
• My northstar went south
• So how many people have had overheating/bad head gasket problems?

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