K 1500 Suburban 4WD V8-6.5L DSL Turbo VIN F (1999)
Catalytic Converter: Service and Repair
Catalytic Converter Replacement (Gas, Below 8600 Lb (GVWR))
REMOVAL PROCEDURE
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Disconnect the oxygen sensor electrical connections.
3. Remove the nuts from the Y-pipe flat flange.
4. Remove the nuts, the studs and the flange seals from the Y-pipe and the exhaust manifold.
5. Remove the Y-pipe and the catalytic converter assembly.
INSTALLATION PROCEDURE
NOTICE: Refer to Fastener Notice in Service Precautions.
