- Secondary fuel pump dead?
- Tensioner pictures
- Converting an L98 Tensioner to Replace Discontinued GM #10067479 for LT5
- Transmission removal issues
- 1990 frame sensor
- 1990 E Brake handle
- Still running rough[emoji35][emoji30][emoji19]
- Digital Coolant Temp on 1990
- e3240 airtex fuel pump
- side and rear emblems
- Side and rear emblems complete on my 1991
- Still chasing poor running
- tunerpro question
- Clutch master cylinder rod length
- Noisy car leaving MR9
- Quick (and rather urgent) question on DRM brake bias spring
- Please help from Argentina no start
- Odd tick noise
- After Market Air Filter Housing Question
- Looking for LT-1 & LT-5 Specialist
- Idle transition issues
- What else during headed install?
- Secondary vacuum pump test
- Super 44 rear gear ring gear bolt size
- Bushings and shocks
- Help please, no start,no lcd did everything
- Ccm location and steps to get it
- Speedo light on start up immediately goes out?
- Removing tight hydraulic line from slave cylinder
- Clutch Pedal Starter Relay By-Pass Instructions
- Help with this part
- 1995 ZR1 Power Steering Cooler
- '90 ZR-1 brake refurbish options
- Injector not opening
- Jagdpanzer 427 LT5 build
- Infinity Lube
- Weird Noise
- rear tie rod end on 91
- Another poor airflow out the HVAC vents thread
- Air Con Pressure Cycling Switch 10007057
- Rear Hatch Struts
- Pressurizing oil procedure ?
- Cruise control issues
- TPS problem
- Question on Engine Temp
- Anyone using urethane motor mounts?
- Calling Pete Polatisis
- Driveline Noise at Highway Speed
- LT-5 Electrical Issue
- A/C stopped working
- Another Engine Temp Question
- While I'm at it, Another Electrical Question
- ABS Randomly Pumping
- Coil pack swap
- crunching noise
- Leaky Ram clutch
- cruise control drops out
- Mediocre A/C
- Temp goes from 200 to 225 when A/C is on
- c4 zr1 wheels on a c4 gransport
- 200 amp Alternator for A/C
- Limits of stock LT5 with boost?
- New A/C System
- Blue/Black ZF6 labels
- Wiring Questions. Are The Positive and Negative Battery Cables ZR-1 Specific?
- Anyone here in the Southeast region that can work on a ZF6
- Need Help Please
- Antenna Issue After Pulling Radio Fuse
- No start help!!
- '90 blower control module
- Replacement Windshield Info
- 95 Slave Cylinder Replacement Cost
- Weird occurance...
- Relocating the DIS module
- Fuel gauge inaccurate
- Heater Core replacement DIY
- 1990 AC Compressor Clutch Connector
- Where to get header gaskets near Southern Indiana quickly
- 1991 #614 back from grave but no start, cranks just fine
- Engine knock
- AC Compressor Shutting Off
- TPMS
- Center Cap mm question
- Winter projects
- New replacement windshields
- 02 Sensors
- 1993 #379 First Issue: LTPWS Sensor Question
- Recommended plugs for a 1992?
- 1990 ZR1 charcoal canister
- INFLREST; I've replaced front impact sensor 3 times
- FX3 expectations, general questions
- Stalling sometimes at stops?
- HIGH idle
- Fuel leak somewhere
- New engine whistle/whine
- Air Conditioning Compressor Clutch availability
- Matching Numbers?
- Leaking Pinion Seal
- Oil Filter Question
- Oil in Plenum
- Dam serpentine belt
- Rear Leaf Spring Replacement
- SYS Light on Dash
- Spark Plug Wires
- Bose replacement speaker chassis?
- Horsepower difference ?
- So Cal ZR-1 Service Shop??
- Spring guidance for a 1990 ZR1; FE1 = FHA? From England, GB
- 1990 ZR-1 Aftermarket Radio not working
- Timing chain popping after timing procedure
- Rear Differential Gear Swap
- Heater hose return fitting replacement
- Secondary Port Function
- Knock Sensor 1995 ZR1
- Manuals, docs, tools, etc. for a new ZR-1 owner?
- Rear Differential Torque Spec
- AIR System questions?
- Oil leak
- Oil Pressure/Gauge Question
- Any Idea what that noise is?
- Battery fully charged but no crank
- No crank no start
- Oil Gauge Issue
- Stranded on a road trip, '90 ZR-1, no crank
- Heat gun to repair license plate frame?
- Fuel Pressure Problem
- Best weatherstripping
- Low level LCD Display 90s
- Tachometer Issue
- Cam Position Sensor Removal
- Buzzing sound at low RPM?s
- Seatbelt retractor issue
- AC expansion tube install
- Tire Size
- Front Crank Seal
- Secondary fans
- Solution for B&B Exhaust Drone?
- LT5 drivetrain
- Code 12 Issue
- Help with FX3 actuators/faults
- Reading $F0 chip from '94 resulting in bad file?
- Help with no start PLEASE.
- Horn won't blow
- Goodyear F1 vs Michelin Pilot Sport All Season 4
- starter rebuild kit
- Rear End, Suspension clanking/slap noise
- Is there a $F0 source/assembly file anywhere?
- Driveshaft removal for speedo gear swap. C-Beam out or not?
- Reinforcement Spring in Engine Coolant Hose?
- Any reliable corvette shops in the CA bay area?
- HVAC control unit issues
- Tire pressure sensors
- Radiator Cap
- O2 cross counts. How close should they be?
- Recommended ZR-1/C4 shops in Twin Cities MN?
- 1990 AC question
- Radio will not work
- reading O2 sensor from Tech1 - AFR concerns
- Help with code 43 and 55
- High idle
- Racetronix Injectors - any good?
- r12 to r134a conversion question
- Swapping in a quicker ratio rack: who has done it?
- RH cam chain tensioner
- Bought Valvoline VR1 20-50
- Buffing Compound on front spoiler
- Code 61 with secondary system removed?
- Cam Emblems Adhesive
- Air Filter Cover
- Electrical question: is this supposed to be here
- Power washed engine bay.
- Engine noise- stuck lifter?
- Maintaining factory wiper blades
- 1990 Blend door/heater core box replacement
- More BMCB BIN spelunking. A few unknown addresses with changes.
- 1992 Upper Radiator Shroud Removal
- 1994 Power steering leak. Anything unique to know?
- Can?t install spare tire carrier. What?s this in the way?
- ZR-1 Oil Change
- How many gallons of gas when at "reserve" marker?
- Best sounding cams
- Stalling at quick stops
- ADS Superchip
- Replacing main bearings
- ODB Error Code Reader
- Headlight Fuse
- Damage to front bumper
- Aluminum cleaner -product recommendation
- Hood Stuck Driver's Side
- advice?
- Air Pump Hose - Slides Off
- Challenges setting minimum idle air.
- rear hatch operation 1990
- Thermostat Install Tips Helped
- 1991 ZR1 - Rack and pinion assembly
- Any leads on Denso 053660-7061 plunger kit?
- Stumble when accelerating
- Oil Leak - Breather Box
- How to reset FX3 cod eon 1994 ZR1
- What vaccum line is this?
- 1990 3rd brake light bulb replacement
- About Custom LT5 builds
- High Pitch Whine or Squeal at Start-Up
- Replacing the FPR and injectors ?
- Besides AFR/Lambda, what gauge do you wish you had?
- ECM ?
- Crumbling wiring on sending unit
- Horn problem.
- What thread is the fuel rail where the Schrader valve connects?
- 90 ZR-1 Muffler End Tread Size
- AC Clutch Replacement 1991
- Dulso removal problems
- Camshaft cover
- crazy oil temp reading after sensor change
- Testing AC clutch with intake on???
- Time to remove/replace Stainless Works headers?
- more info on frame sensors
- Body Question - Are Rocker Panels same as regular 1992 C4?
- C4 ZR-1 Coolant Problem
- Ash flakes coming from exhaust
- 1990 ZR-1 rattle underneath
- Oil Change Frequency
- Is "shift" light in the ECM tune somewhere?
- Seat die and carpet repair
- Bringing the Champ back to fighting condition
- 90 stalling issue solved
- FX3 upgrade from 1990 to 1992
- Crank No-Start/Idle 91 ZR-1
- My first (and last I hope !) backfire
- Hard brake & fuel lines for 93
- Help
- Fires then dies. HELP
- Scan tool
- I think I?m in deep 💩
- HP Tuners Core ECU
- C6Z06 brake upgrade, but issue with handbrake able 🤦*♂️
- Full power all the time?
- FX3 system showing all codes.... what?
- Brake Booster Check Valve
- Front Brakes Locked - Seeking Advice
- High/Hanging Idle
- Interior panel location?
- Connecticut Mechanic? (RI, MA, NY)
- Knocking sound and disconnected hose, Help!
- Motor Mounts Brand on Amazon?
- DRM custom FX3 controller. Anyone remember these?
- Anyone changed their injectors themselves?
- Stainless Braided Flex Lines
- Slave cylinder piston
- Anyone Used ZR1ECM?