Installation Procedure

Loosely install the emission reduction fluid tank pump module ring (1).

Fig 1: Emission Reduction Fluid Tank Pump Module Ring
Courtesy of GENERAL MOTORS COMPANY
Tighten the emission reduction fluid tank pump module ring (1) to 90 N.m (66 lb ft), using the CH-38879-B wrench.
CAUTION: Refer to Component Fastener Tightening Caution .
Install the emission reduction fluid supply pump module. Refer to Emission Reduction Fluid Supply Pump Module Replacement .
Install the emission reduction fluid tank insulator - upper. Refer to Emission Reduction Fluid Tank Insulator Replacement - Upper .