GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
1998
🢒
Astro - 4WD
🢒
Engine
🢒 Engine Exhaust
Engine
All Description and Operation
Exhaust System Description
Cleaning, Inspection, and Adjustment
Exhaust System Inspection
Diagnostic Procedures
Exhaust Leakage
General Diagnostic Information
Restricted Exhaust
Vibration or Rattling
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Adhesives, Fluids, Lubricants, and Sealers
GM SPO Group Numbers
Removal, Installation, and Replacement
Catalytic Converter Replacement
Exhaust Muffler Replacement