- Before headers, no errors. After headers, ...
- Front shocks 91
- Installing accel injectors....a coupe questions
- Backup Light Switch
- Heater core
- Header guts...
- Steering issue
- Cooler Thermostats, Thermostat Modifications and Engine RPM
- Improper Pilot Bushing Installation
- Instrument Cluster Twist Bulb Connector
- Loud popping on take off, screeching when loaded up.
- Good to know filter info
- 90 Z cranks but will not start
- Extrudehone anyone?
- Compression left bank to right bank diff?
- VATS Question
- LTPWS Light
- Hood and Hatch Lift Struts
- Clutch replacement
- Converting to LED headlights??
- AC refrigerant caution
- Broken bolt removal - some new tricks?
- Fuel line removal: note to self
- Injector Identification needed
- Crankshaft rear core plug depth
- Starting the mods
- Plenum/Cam Cover Detailing
- Let's talk about brake fluid
- timing chain
- Rear end leak
- Rattling screws when top off
- fuel level float broke off
- Rear Mounted Oil Cooler
- 1990 ZR-1 Hesitation when full Power
- CA Exhaust Law 2019
- 90 Center console lid R&R
- Noisy rebuilt starter
- How to safely bypass leaking heater core?
- Need help with bad whine at start up
- Serpintine belt routing sticker?
- lSV 2 B
- 90-91 vs 92-96 Instrument Clusters
- 90-93 Lateral Acceleration Sensor
- Uneven brake pad wear
- Probably dumb caliper question.
- Radiator recommendations ?
- Plenum bolt part# 11514168 still available from GM
- Sway bar link bushing install, frustrated in FLl
- Halo Trim Replacement
- Global Warming
- Have I made a sacrifice to the ZR-1 god?
- Heat protection under-floor
- A funny squeaky sound
- Custom powersteering lines.
- New Coils and brackets
- Tinted roof, help needed
- A/C & Radio Electrical Issue (I think)
- 1990 specific issues?
- oil cooler flow
- CHMSL LED mod
- Twisted off head of front cam cover bolt
- Daytime running light disable C-4
- ECM Label
- The Juan is back, thanks to the registry!
- Help with oil pressure switch
- Who is go to guy/place for LT5 engine work in Alabama/TN/GA now?
- Which retainer slot for Accel injectors?
- Any of the recommended transmission fluids red?
- Amazon engine oil vs the world
- injection housing leak
- Dipstick Bracket
- Failed secondary system? Where to start?
- Cruise Control Cutting Off Vacuum Question
- Check Engine - Dim Interior Lights
- Goodyear Eagle F1 GS-D3
- Tire Repacement - Mickey Thompson Street Comp?
- Cam Sensor Questions
- Seat Belt Light
- Power key switch question
- Exhaust Recommendation
- priming the oil system
- Interior Light On
- Billet AL Dipstick Replacement $20
- LED lights for exterior lights
- Valve covers with new design
- Starter motor failure
- Fuel Sending Unit
- Extremely High Idle
- Crankcase Vent Cover Tube Loose
- Exhaust Questions
- Connecting rod bolts
- Small oil leak around the lower corner of the engine cover? Maybe?
- Whistling noise
- SES code 13 then....nothing?
- An alternative to stock windshield
- Male connectors for the coil pack
- Coolant temperature sensor for guage (not ecm)
- A/C Recharge (Should I convert to R134a?)
- Thermostat gasket question
- Please school me on the operation of a 02 sensor
- AC issue after 134 conversion/repair
- Serpentine Belt Tensioner Faulty?
- Not an lt5, but an lt4 question.
- Brake upgrade paths?
- Caliper knocking sound?
- Intermittent Stalling Problem
- Code 55 Diagnosis Help
- Air intake temp sensor thread size
- Trans Seal
- Plenum to IH alignment
- Trans oil
- Suspension Height Q's
- Throttle cable attachment
- Sticking ignition cylinder.
- C6 ZR1 wheels on a C4 ZR-1
- LT5 engine mounting?
- Interior carpet glue removal-GooGone
- My Fuel rail Schrader valve is leaking.
- Rear shock upper mounting bolt replacement?
- LED Fog Lights
- Fuel Filter O-rings
- Hard to Start...
- LT5 rev limit
- Rebuilding Fuel Pump Sending Unit
- Engine bay portable light support
- Which purple wire
- LED Headlight with fog light issue...
- Solutions for “reluctant” power door locks.
- What creates "Drone"?
- Spring Codes
- Alternator upgrade
- Top end back together- silicone hoses leak
- Brake pad ?
- DRM coilover kit
- Vansteel sway bar kits
- Coilover spring rates
- Footwell bulb
- Thermostat question
- Return of a Tuning Tale. Chasing classic knock
- Starting a 1990 Z that has been sitting for 5 years
- Gear change and rear end noise.
- Code 41 = new ECM?
- Fuel sender/fuel pumps
- Disabling the Air Bag and Seat Belt Warning Lights
- Next question.......ABS light.....how to disable?
- Lean at high rpm
- Fuel for higher compression
- Vehicle speed sensor problems
- Main battery ground mounting point
- Full power key
- Hesitation, bogging, and stalling
- Clutch pedal height
- Rack and pinion for a 1991 ZR-1
- Product for dissolving gum in fuel tank
- Re: TB removal and then some!!!
- Secondary fuel pump relay location
- Megasquirt ECU
- Classic no start “relay fix” – what does it do?
- Haibeck chip...yesr specific?
- Beast #2 Automasters on the dyno
- Aftermarket Belt Tensioner Pulley Failure
- New dyno results!
- Light blue and orange wires
- Got her turning over
- Pass side block threaded boss
- Service Engine Soon
- Climate Control not working
- Tachometer
- Service ride control light..
- Oem 93-95 exhaust manifolds
- Coolant Vent Line Alternative
- Spal Fan Upgrade
- Camaro 4 Piston Brembo kit
- Freon capacity for 91 ZR-1?
- Old battery = no hot start?
- Baer Eradispeed 1+ 13” rotors
- Original ZR1 Injectors
- high pressure power steering line
- Secondaries not functioning
- FX3 code 14 & 21 definition?
- help with brake light switch
- Fuel Injectors
- Maximizer exhaust
- Change oil light on..
- Ruff Idle ,Huge Loss of Power
- Looking for Source of an Oil Leak
- Another What Oil do u use thread
- Slave cylinder 1990 ZR-1
- Disabling the ABS
- Upgrading the original BOSE stereo
- lower oil cooler line leak- remove the hose of entire block assembly
- Cooling system expansion tank question
- Knock Sensor Circuit #s
- Do I need to drain the radiator for a coolant pipe reseal?
- Driver side lumbar?
- RH Cam Chain Tensioner
- AC line Switches
- Exhaust / Header questions
- HELP. No start
- Help!! Cam timing and chain tensioners reset
- AC Expert question
- My Custom Ignition Module
- getting rid of secondary injectors?
- Shelby wheels brake upgrade
- What would you do?
- HVAC issues after Full Throttle
- Oil Pressure Gauge Jitters Occasionally
- Interior Lights Function
- 1990 ZR-1 secondary actuators binding?
- FX3 Issues
- Installing fuel injectors
- Very useful LED tech info for noobs
- Defroster blower won't turn off - Cheap Solution
- Cooling Port for 1990 Lt5
- Sharp clicking from passenger rear half shaft area.
- Driveway Bottom out
- Positive Battery Cable.
- Tech tip worth repeating....
- Lift rental time in the Raleigh NC area
- New Owner New Problems- Don't know where to start
- LPTWS question
- Hi Beam switch won’t work
- info about 02 sensors please
- Oil Temp Gauge
- Crank case breather box leak-- ugh. Fresh oil change as the culprit?
- 1990 ZR1 Starter replacement
- Intermittent hesitation at light throttle
- SHE IS ALIVE
- ZR-1 Windshield & Rear window production Dates
- Clutch Replacement Cost
- ADS Super Chip Tune
- Power key
- Coolant pipe hose question....
- Water in Oil
- GM Red Dot Cams???
- Clutch pedal cruise control switch/valve
- Motor mounts?
- Code 43
- C4 Bushings 1984-1996
- Mystery Plenum
- Power steering Pump Question.
- 1990 ZR1 plug Wires
- Anyone Have a Red Samco Intake Duct
- is there a radiator we can buy that will take the full gpm of the waterpump at wot
- Source for copper gaskets
- High idle, flat spots in acceleration....
- exhaust header stud leak
- code 55
- A/C compressor is screaming........
- Rear Hatchback Weatherstrip