Other Names: Catalytic Converter, Converter & Pipe
Fitment Type: Direct Replacement
Replaces: 23268768, 25811714, 84053222, 84053221
Part Description: 2011 Chevrolet Silverado 2500 HD CONVERTER ASM, 3WAY CTLTC(W/EXH PIPE)
More Info
Vehicle Fitment
2011 Chevrolet Silverado 2500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
FAQ for Exhaust Pipe Repair
Q: What causes the Pinging/popping/snapping noise from the exhaust system?
A:
The pinging/popping/snapping noise is due to the exhaust system cooling down and is normal for this exhaust system.
By Omar
GM Specialist
09/11/2021
Q: How do you fix a muffler buzz?
A:
Raise and support the vehicle, mark the position of the heat shield and straps, cut and remove the heat shield straps, position the heat shield to the muffler and install new heat shield straps on the muffler shell in the positions marked, position the strap screw heads and cut off excess strap material.
By Omar
GM Specialist
05/11/2021
FAQ for Other Repair Info
Q: If water is found in the transmission what components must be replaced?
A:
If water is found in the transmission, the rubber seals, clutch plates and bands, nylon parts, and torque converter need to be replaced. Also, make sure to thoroughly clean the transmission/transmission case so no water is left behind.