GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2006 🢒 Canyon Pickup - 4WD 🢒 Engine 🢒 Engine Mechanical - 3.5L (L52) 🢒 Exhaust Manifold Cleaning and Inspection

    Object Number: 858312 Size: SH
  1. Clean the exhaust manifold.
  2. Inspect the exhaust manifold for cracks or damage.
  3. Inspect the exhaust manifold threads and studs (if necessary).

    4. Object Number: 858313 Size: SH
  4. Check the exhaust manifold mating surface for flatness. Use a straight edge and a feeler gage.
  5. Replace the exhaust manifold if necessary.