- Still overheating
- Serpentine Belt
- couple of cooling sistem questions
- How many gallons Dex-Cool will I need.....
- oil can lite on and engine shuts down
- cat recomendations
- Therma Gasket Fixed My Head Leak
- Ignition Module Pin Out
- HG or paranoia?
- 2000 SLS keeps stalling
- another n* head gasket question
- Do you know what this part is?
- N* dissassembled engine found
- This Is Not a Joke
- My Rough Idle Story, So Far...
- 02 SLS running rough after pulling air box silencer
- 97 SLS N* Overheating quickly
- '95 STS Stuck in 3rd Gear
- 98 Deville non-functional engine cooler fan
- Post up your NORTHSTAR GAS MILEAGE (CTY/HWY) PLZ!
- 300hp N* to a Base N*
- Added my 99 STS to the HeadGasket poll...
- ATTN: All Volant owners
- 93 octane + WOT = rattle?
- Drill Guide for Head Bolt Inserts
- Idle issue when cold
- 94 el dorado starter location
- 1-2 At 45 Now Instead Of 40?
- Northstar fuel rail redesign
- 95 Eldorado with disturbing sound...
- Deville 98 coolant
- Is this the beginning of the end for my STS?
- 1994 Deville con
- 01 Olds Aurora Question...
- Coolant overflow?
- Switching a 1998 Northstar with a 2005 ?
- What to do with my 2000 DTS?
- Oh
- Headgasket info?
- Blown Engine???
- Fuel Induction System Specs
- Car is over heating?
- '02 STS Drain Plug Issue
- Oil guzzling 2003 Deville Northstar V8
- Cracked Block, exterior, 1997 Northstar
- Coil Bank Problems
- balancer bolt
- 2000 DeVille Overheats
- sounds like harmonic balancer??
- Over heating
- MSD Plug wires
- Delphi/Packard vs Delco Plug Wires
- HG Failure, Round 2
- new fuel injector & upper engine cleaner
- Tranny Question
- Location of ALL o2 sensors
- Hey Guys
- 93 Eldorado Sport Coupe Vs Touring Coupe
- ac compressor problem???
- Combustion Leak Detection
- Po41 code set
- Porting the throttlebody
- Another 97 DeVille Overheating Issue
- Can '03 Seville display digital coolant temp reading?
- BARS Head Gasket Fix and Aux Fan control
- Whistling pressure relief on N* Intake Manifold???
- Who needs a Timesert kit- I have one!!
- where does this thing go (headgasket job)
- Hard Start
- any tips on removing coolant crossover?
- 1996 Deville Intake??
- Performing "block" test from Napa
- Service A/c and A/C compressor off
- draining trans fluid 4T80E
- no start lots of codes network ?
- engine swap
- 1993 to 1999 Cam Wear Fix
- 94 Eldo ETC
- Need diagnosis - 98 STS overheating
- Professional Coolant Flush
- 4T80-E transaxle
- Oil Adapter housing Problems :(
- Head gasket, possibly cracked block...
- etanol blend, what does it do to the n?
- Loaded '03 STS 103k great shape - Dealer says it's the head gaskets.
- Problem with my Fast Chip
- Is there a Northstar FAQ section?
- 97 sts auto radio shut off
- Severe engine miss at idle-dirty gas in filter
- How Do I Change the ignition switch
- Cadillac De Ville 1999 OverHeat
- NO START, but the battery is good
- STS "Limited to 90 Miles an Hour" Message
- 1997 STS Ghostly Noise from Vacuum Leak?
- 4T80E bellhousing: starter?
- Blown Head Gasket On A 97 Deville
- North Star & Transmission Issues
- Head Gaskets
- Oil Housing
- North Star & Transmission Issues
- 4t80e problems
- Reverse problem someone please help me please
- AC & Intake
- '99 El Dorado Trans Question 2
- '99 El Dorado Tranaxle Modulator Location and Replacement
- Compression and oil consumption
- Anyone sells lower temperature thermostats?
- 1996 Deville Trouble Codes--Help Me!
- Aftermarket coils
- 05 STS V8 pcm reprogramming?
- '99 El Dorado White Smoke 70 mph and up
- Decel Stall
- no crank
- Who wants headers?!?!
- replacing oil pressure sending unit
- Northstar intermittent heating problem
- Compressed Natural Gas
- Proper A/C Recharge Pressure Spec?
- Head Bolt Torque
- what to do with a code
- Need headgaskets replaced...Twin Cities, MN area...
- Help finding exterior ground location IC Module
- Ran out of gas - Now will not start
- Hard Starting N* And Unknown Code
- Just wanted to check on some codes P0171 and P0134
- Ignition Miss - '98 DeVille
- Oil Testing, laboratories, and Additives
- What timesert kit is this referencing?
- Block Test Confirms!...or ?
- 2000 Deville with Denso plugs
- VIN or other link to body stamped on block?
- Prevent head gasket failure
- 2000 DeVille Northstar Problem
- Previously Timeserted block?
- turbo charging a Northstar
- p1350 & p1375 codes?
- bad fuel economy, rough(er) idle, need help!
- What gets relearned after battery disconnect?
- idle speed control
- 99 Deville Hesitation during Acceleration
- strange noise please help
- What happen to my overdrive???????
- Northstar Overheating!!! HELP
- After Timesert HG Repair Service Schedule?
- Top engine compartment struts
- '01 Deville with Half case leak, any temp fixes/band-aides?
- crankshaft sensor location ?
- Anyone heard of this?
- Are All Xlr's The New Style Closed Deck?
- MAF Translator
- Are A & B Crankshaft Position Sensors the same sensor??
- How much bubbling in surge tank indicates bad head gasket?
- Sick Baby
- Jet Power Flow Mass Air Sensor
- Everything You ever Wanted To Know About Cooling System Sealant Tabs
- O2, IAT, MAF sensor reliability on 2000 N*?
- Another Successful Mod (albeit potentially destructive)
- Questions On Rebuilding a Northstar Engine
- eldorado1 (and others)...my brain is failing me...help!
- Kent-moore Inserts, Anyone Every Use Them?
- 1996 Eldorado Won't Start
- 93 STS Northstar wont start
- radiator hose sucking itself in after car cools off
- upper trans oil cooler hose leaking
- What to do with these? (headgasket help)
- Not Again
- How Much Coolant?!?!
- 99 STS Northstar and Trans axle Problem
- No access to PCM info via dashboard OBD?
- smoking engine after install
- Frenchy ask help for his cadillac sts
- Headgaskets And "time-serts"!?
- Rough runner when it rains. 93 n'star
- ~Cadillac Deville Concours 59,000 A DISASTER??~
- 93 Allante w/Northstar Tranny Issues
- What other engines fit a 1999 Cadillac sts?
- Best years for N* between 93 and 99
- Any possible options to fix this engine noise?
- P0171 to lean code?
- 98 Deville theft sytem problem??
- Leave no bolt behind - Transmission Case
- 2002 Deville HG Replacement
- 00 N* still rough idle after changing plenum, cleaning TB
- I broke a water pump pulley
- Catalytic Convertor Clogged
- OH no...another one!
- getting ready to start this hd job
- Looking for a 2000-2005 Deville/DHS
- Anyone Swapped a 4.4 SC Engine?
- power steering pressure hose
- Thinking of coming over to the N* camp....
- Main Bearing Cap Torque
- remote start diy <help please>
- Symptoms of broken motor mount (2000 STS) ??
- N* cams
- Check Gas Cap Code
- N* dress ups
- Fuel Cutoff For Z-rated Sts
- Possible Fuel issue?
- 2001 Deville thermostat
- Help!!!what Parts Do I Need For N*headgasket Replacements?
- Another overheater...
- Is it ok..........
- Engine oil level sensor leaking
- How to install Nitrous the correct way! I need input
- Are There any Hot Rodder's here?
- Lifter, Cam, Valve Issue? (Sounds like Chubby Ranger)
- going to attempt head gaskets
- 1993 Northstar Rough Idle
- check this out if you have had cooling system trouble ie headgaskets
- PCM 0101 code set on WOT
- 96 Cad DeVille Questions
- Need help on 98 cad seville sls
- cometic, felpro or gm oem! Head gasket survey.
- Thank You so much
- Help
- Look at these plugs
- Fi A/f Ratio
- N* Headgasket Replacement
- northstar eldorado swap
- new HG, coolant issues
- replaced hg, low oil pressure
- What else should I clean when replacing intake plenum?
- 94 STS N* Top End Oil leak
- 94 STS High HC at Idle
- Is this a cracked intake plenum? (see attached pics)
- spare parts after rebuild **HELP**
- New Bar's Leaks Product
- Newest Intake work...
- Headgaskets!
- Fuel pressure or pump problem? Need Help!
- northstar engine
- 2001 Seville dies out????
- My Head gasket job
- 2000 SLS uses 1qt oil every 500mi - Should I be worried???
- air filter
- Please help 1995 STS "Service Engine Soon" jumping out of gear?
- Northstar Rant
- A/C blowing warm air
- Sorry for the rant but early NS owners need to know
- sealant- case 1/2's
- 2000 N* Rough Idle in Seville STS
- 01 STS running rich
- Is car driveable with Blown HG?
- heating and a/c system please help
- clogged radiator?????
- Headgasket, or what?
- no spark
- how to replace motor mount on 97 deville northstar
- Which Northstar do I have?