LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 1992 >> Roadmaster V8-350 5.7L >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Catalytic Converter >> Service and Repair
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Catalytic Converter: Service and Repair

Catalytic Converter Attachments:






REMOVAL:
1. Using suitable jack, raise and support vehicle.
2. Remove converter to intermediate pipe bolts at intermediate pipe.
3. Remove intermediate pipe.
4. Remove converter clamp at crossover pipe.
5. Remove hanger and hanger bolts.
6. Remove catalytic converter.


INSTALLATION:
1. Install catalytic converter.
2. Install and tighten hanger bolts.
Torque Value 30 lb. ft. (41 N-m)
3. Install and tighten converter clamp at crossover pipe.
Torque Value 26 lb. ft. (35 N-m)
4. Install intermediate pipe.
5. Tighten converter to intermediate pipe bolts at intermediate pipe.
Torque Value 15 lb. ft. (20 N-m)