Installation Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Install the fuel injection pump drive pulley (2) and fuel injection pump driven sprocket nut (1) by hand.
Courtesy of GENERAL MOTORS COMPANY

CAUTION:
Refer to Fastener Caution .

Hold the fuel injection pump drive pulley (1) with the EN-51104 holder (1) and tighten the fuel injection pump driven sprocket nut to 88 N.m (65 lb ft).
Install the timing belt. Timing Belt Replacement