Chevrolet Silverado / GMC Sierra. Service manual — part 1834

Fig. 156: View Of Exhaust Insulators
Courtesy of GENERAL MOTORS CORP.

3. Install the exhaust particulate filter hangers to the exhaust insulators (1).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 157: View Of Exhaust Particulate Filter Nuts
Courtesy of GENERAL MOTORS CORP.

4. Install the exhaust muffler to exhaust particulate filter nuts (1).

Tighten: Tighten the nuts to 45 N.m (33 lb ft).

5. Install the exhaust pressure differential sensor pipe. Refer to Exhaust Pressure

Differential Sensor Pipe Replacement (Pickup) or Exhaust Pressure Differential
Sensor Pipe Replacement (Cab/Chassis) .

6. Install the exhaust temperature sensors. Refer to Exhaust Temperature Sensor

Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

2 .

7. Install the catalytic converter. Refer to Catalytic Converter Replacement (4.3L) or

Catalytic Converter Replacement (4.8L, 5.3L, 6.0L, 6.2L) or Catalytic Converter
Replacement (6.6L).

8. Using a scan tool, perform the DPF Reset For Replace DPF.

EXHAUST PARTICULATE FILTER REPLACEMENT (6.6L - CAB/CHASSIS)

Removal Procedure

Fig. 158: View Of Exhaust Particulate Filter Nuts
Courtesy of GENERAL MOTORS CORP.

1. Remove the exhaust temperature sensors. Refer to Exhaust Temperature Sensor

Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position
2 .

2. Remove the exhaust pressure differential sensor pipe. Refer to Exhaust Pressure

Differential Sensor Pipe Replacement (Pickup) or Exhaust Pressure Differential
Sensor Pipe Replacement (Cab/Chassis) .

3. Remove the catalytic converter to exhaust particulate filter nuts (1).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 159: View Of Exhaust Insulators
Courtesy of GENERAL MOTORS CORP.

4. Remove the exhaust particulate filter hangers from the exhaust insulators (1).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado