Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2000C TAHOE 2WD V8-5.7L VIN RREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTEMISSION CONTROL SYSTEMSCATALYTIC CONVERTERSERVICE AND REPAIREXPORT
2000 Chevrolet C Tahoe 2WD V8-5.7L VIN R
Export
2000 Chevrolet C Tahoe 2WD V8-5.7L VIN RSECTION Export
REMOVAL PROCEDURE
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in Vehicle Lifting.
2. Remove the nuts from the Y-pipe flat flange.
3. Remove the muffler and the catalytic converter assembly.
4. Remove the nuts, studs, and flange seals from the Y-pipe and the exhaust manifold.
INSTALLATION PROCEDURE
1. Install the new flange seals.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the new studs.
Tighten
Tighten the studs to 22 N.m (16 lb ft).
3. Install the new nuts connecting the Y-pipe, catalytic converter assembly to the exhaust manifold.
Tighten
Tighten the nuts to 64 N.m (47 lb ft).
4. Position the Y-pipe and the catalytic converter assembly to the flat flange.
5. Install the nuts to the flat flange studs.
Tighten
Tighten the nuts to 64 N.m (47 lb ft).
6. Check for clearance and alignment.
7. Lower the vehicle.
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in Vehicle Lifting.
2. Remove the nuts from the Y-pipe flat flange.
3. Remove the muffler and the catalytic converter assembly.
4. Remove the nuts, studs, and flange seals from the Y-pipe and the exhaust manifold.
INSTALLATION PROCEDURE
1. Install the new flange seals.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the new studs.
Tighten
Tighten the studs to 22 N.m (16 lb ft).
3. Install the new nuts connecting the Y-pipe, catalytic converter assembly to the exhaust manifold.
Tighten
Tighten the nuts to 64 N.m (47 lb ft).
4. Position the Y-pipe and the catalytic converter assembly to the flat flange.
5. Install the nuts to the flat flange studs.
Tighten
Tighten the nuts to 64 N.m (47 lb ft).
6. Check for clearance and alignment.
7. Lower the vehicle.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.