Forward Flush

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Connecting J 35944 To Oil Cooler

Courtesy of GENERAL MOTORS CORP.

Disconnect both hoses (1 and 2) from the oil cooler pipes and connect them to the opposite oil cooler pipe. This will allow the oil cooler and pipes to be flushed in the normal flow direction.
Repeat Step 6 and 7 of the Back Flush.

Fig 2: J 35944-A Water Supply Valve ON/OFF Positions

Courtesy of GENERAL MOTORS CORP.

Release the trigger (1) of the J 35944-A: oil cooler and line flusher and allow water only to rinse the oil cooler and pipes for 1 minute.
Turn the J 35944-A: oil cooler and line flusher water supply valve (3) to the OFF position and turn OFF the water supply at the faucet.
Attach the shop air supply to the flushing system feed air valve (2) on the J 35944-A: oil cooler and line flusher and blow out the water from the oil cooler and pipes. Continue, until no water comes out of the discharge hose.