GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2007
🢒
TopKick C-Series (Conventional) C4/C5
🢒
Engine
🢒
Engine Mechanical - 6.6L
🢒 Exhaust Outlet Cleaning and Inspection
Clean the exhaust outlet.
Clean the exhaust outlet mating surfaces.
Inspect the exhaust outlet for dents or cracks.
Replace the exhaust outlet if any damage is found.