GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Chevy P12 Chassis 🢒 Engine 🢒 Engine Exhaust 🢒 Cracks

Inspection Procedure
  1. Inspect the following areas:
    2. • Exhaust pipes
    • Seals
    • Three-way catalytic converters
    • Tailpipes
  2. Inspect the exhaust system for the following conditions:
    3. • Broken welds
    • Corrosion that would cause a leak
    • Cracked joints
  3. Inspect the following components:
    4. • Clamps
    • Brackets
    • Insulators
  4. Inspect the exhaust system for cracks. Inspect the connections for stripped bolt heads. Inspect the fasteners for rusted bolt threads.
  5. The exhaust system, including the heat shields, must be free of the following conditions:
    6. • Leaks
    • Binding
    • Grounding
    • Excessive vibration
  6. If any of these conditions exist, check the exhaust system component alignment. Align as necessary. Replace as necessary.