GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 GMC C Sierra - 2WD 🢒 Engine 🢒 Engine Mechanical - 6.6L 🢒 Exhaust Pipe Cleaning and Inspection

    Object Number: 798902 Size: SH
  1. Clean the exhaust pipe - Federal Emissions (1).
  2. Clean the exhaust pipe mating surfaces.
  3. Inspect the exhaust pipe for dents or cracks.
  4. Replace the exhaust pipe if any damage is found.

    5. Object Number: 798903 Size: SH
  5. Clean the exhaust pipe - California Emissions (2).
  6. Clean the exhaust pipe mating surfaces.
  7. Inspect the exhaust pipe for dents or cracks.
  8. Replace the exhaust pipe if any damage is found.