Parking Pawl/Parking Brake
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, 2003 Chevrolet Cab & Chassis Silverado, and 2002 GMC Sierra. However, it is still accessible from the selected car via links, so may be relevant.
All 1000 series transmissions have a PARK pawl. The internal parking pawl is engaged by the selection of PARK position.
Some 1000 series models are available with an optional rear cover that accommodates an OEM-installed 2-shoe, expanding-type drum brake. All parking brake controls and linkages are OEM supplied.