- Pulsating
- Need Help GN left me stranded today
- GN with accel/DFI capmap 6.32 trouble
- More Help with my 87 Regal T 3.8 SFI turbocharged
- surging when cold
- O2 readings
- MAF Sensor
- car sputters and white smoke when running
- Backfiring 86gn
- hestitate before taking off.
- vacuum hopefully???
- Emissions
- Knock Sensor
- need to test all sensors, how?
- maf question
- BLM's 109
- EGR Question
- bad o2 sensor?
- code 42
- Adjusting for altitude.
- My 87 GN scared me....Popping
- trouble codes
- Problem solved!Finally!
- Not making boost (Was: Help Please!)
- Sputtering WE4 help
- Car stalls, dies (Was: Newbie needing tech help...please)
- Code 42 After Hard Start
- Code 42 and 44 Help!!
- stutter at throttle tip-in/low throttle
- How to set the IAC
- Ignition / ECM problems (Was: I'm STUMPED!! 84GN)
- Need Tunning Help !!!!!!!!
- Where do i start?????
- idle surge
- Low O2 Volts
- Irregular idle
- Where do I start?
- 86 GN won't start
- Time to start the tuning process HELP
- new car
- "Pulse" behavior (Was: Help!)
- Low idle miss/surge in high gear not under load
- Breaking up under high boost
- Basic Tuning Question w/T+ Extender chip
- EGR valve function
- Rough Idle, Miss, Poor Low End Performance
- popping at high rpm
- Popping/Backfiring
- Blue Smoke!
- Stock Gn , Idle Woble?
- Timing and mpg/efficiency
- bad idle/slight hesitation
- @ E-Town 8-13-08 and I wanted to burn my car after the first Run
- looking for dyno tuning!!!
- Need Some Help
- Logfile: Does everything look good?
- No Top End Charge!
- Missing
- Breaking tires loose in 1st gear
- 87 gn won't idle below 2000 rpm's
- Stalling in gear when cold
- 87 GN lacks power
- Tuning gurus needed again, lean stumble
- intermittent problem
- 87 GN pop, kicking back against starter
- Help me get started, literally
- cold idle problem
- Detonation/Backfire Problem
- back fire
- same cold idle problem
- Popping & KR Spike
- TCC lock/unlock under high boost?
- Cam Sensor adjustments
- Major tuning issues.
- Rough idle, missing, stalling
- O2 Readings
- 19.9*kr, WTF!
- Burning rich
- Idle
- 86 T-Type running rough
- Running Rich?
- car runing really rough
- troubleshooting software
- Shudder and Shake
- diagnosing trouble codes
- Too rich on the boost side
- code 42
- Code 42 trouble tree help
- need help! any ideas?
- Car runs too lean
- running rich at idle
- Idle running away.
- Boost when staging
- help me please scanmaster readings
- 0s sensor values
- Back firing
- 02 sensor threads
- intermitant 42
- a mind of its own
- oracles of the powerlogger
- Hesitates on Accleration
- Unable to GUN it
- car sputters doing take off.
- what to get
- running crappy
- 02 and knock
- Fuel pressure question
- car has been sitting for 10years....
- starting issue?
- no start issue
- Idle Problems
- knock to 10lbs boost.
- Fuel pressure leakdown after engine shut off
- I Think I Killed my 84 SFI, No Spark.
- First time out with the TA61, LC1
- randomly died
- Upper Engine Cleaner?
- something is wrong.
- High blm number
- high idle in park now won't start
- New adjustable wastegate on 86 GN
- Knock, how much is bad?
- Stock wastegate maximum boost
- what should i be running
- logical steps for better e.t.
- service engine soon
- 84 Regal T-Type Too Rich--Any Ideas?
- ROUGH IDLE after oil change??
- Cold start Driveability problem
- Surging, odd behavior on vac gauge
- Very rough idle
- High BLM #
- Can it be the Turbo???
- '87 GN hesitation
- Indiana GN tune up location?
- Missfire under light load when hot
- need help, diagnosis/troubleshoot
- Running too rich
- Help w/ codes and tuning?
- New Owner, Boost retard/Detonation issue
- BLM and INT readings at idle and fast idle
- Fuel Pump Failure
- Boost down to 10psi
- Bad 02 sensor?
- No boost?
- Are my numbers ok?
- strange miss fire at cruising speed
- Won't start (was: Mr. Tip Top)
- Will not start (was: Ecu)
- Gas dripping from exhaust?
- Turbo Regal No Start
- slow to start
- Stumbling and Stalling at "Freeway Speed"
- car runs real rich
- Dieing at 70mph
- Newbie Question
- Anyone good with GN's in Austin, TX?
- power loss
- False Knock
- So excited just got my first 1985 gn!
- idle at 3k
- Low / erratic idle (was: troubleshooting)
- Clickity-clacking (lifter/cam discussion)
- 85 GN Bone Stock Low Boost
- Very intermittent SES light
- cold starting and fuel pressure problems
- No power
- couple probs..........
- Loss of power
- Losing power at WOT
- 85 GN Will not set DTC's but flashes code 12
- 87 T-Type coughing issues under boost
- My dyno pulls!
- 1985 GN high idle, no power. tried TPS and IAC procedures, but no luck.
- crappy gas milage/ hick-up
- 87 GN Runs "funny"
- Troubleshooting Won't idle cold
- need help troubleshooting misfire when downshifting in first
- Weird idle and other problem. Scanmaster readouts inside
- Too hot?
- Full throttle is half throttle
- Code 45 - O2 Rich
- Sputtering and Backfiring
- need tuning help.
- Boost Stopping
- Stutter issue
- Fuel pressure troubleshooting.
- Vacum Leaks?
- need mechanic
- Wierd Cruise Control Issue
- how do you tune a gn?
- Cutting out
- No Start - start and dies
- Re: My car won't start ...
- buick turned vw bug
- car want respond out the hole
- bad idle, stumble, miserable failure at inspection
- Price and availability
- TPS setting for hotairs?
- missing and wont take fuel
- stalling out
- Injector duty cycle question with alky
- GN Sitting for 3 years
- Spark Knock
- Cutting out (was: Please Help!!!! NEED THE EXPERTS!!)
- Sudden death!
- MAF plumbing causing problems? (was: Intake)
- O2 Volts High
- Sputter
- black smoke
- Engine hesitates, sputters
- Car hesitates
- engine problems
- 1984 t type
- sputtering and ping?
- 87 GN starting issue
- Miss/stumble on carbed 3.8 (was: Do you know why?)
- GN will not stay running (Was: Need answers please help!!!)
- Finally broke :(
- new GN owner with some questions
- module
- MAF issue (I think) Could someone check my math?
- O2 Readings
- How fast can she go?
- Car shut off...
- Again!!!!
- Driveability issues (was: Help)
- Engine starts and dies/runs
- need opinions
- Car running un believably rich!!!
- Boost issues
- gn running poorly
- WOT issue
- wot issues
- whats missing from these pics before the turbo?
- simple perf upgrades
- 87 Turbo/T-type Runnig issue
- possessed
- car does want to run
- 18psi and no power
- loose tilt steering column question
- Dies coming off throttle. help me
- Hard Starting 87 GN
- How I removed the steering Column pivot pins
- 93 octane street combo
- idle setting
- Knock retard
- Hesitation off idle all the time and dying when not
- Do all 1987 Grand Nationals idle rough when cold?
- diagnostics