GM 1997278
Solenoid Valve

In replacing the EVAP canister purge valves, removing the fuel injector sight shield must be done first. Subsequently, remove the EVAP canister purge valve harness from its connector, vacuum hoses, and the purge pipe from the valves. Holding the valve bracket, press the tab on the valve bracket and detach the valves themselves. For installation, install the new EVAP canister purge valves, placing them on the canister bracket and install the purge pipe and vacuum hose to the valves. Restore the vacuum lines on the leading power valve, reconnect the EVAP canister purge valve harness connector and lastly reinstalled the fuel injector sight shield.

Begin servicing the Canister Purge Valves by turning OFF ignition and taking off the fuel injector sight shield. Unplug the valves' electrical connection while separating hoses from the Canister EVAP purge before proceeding to remove the valve hoses. You must bend the tab on the purge valve bracket to break the valves loose so you can take out the EVAP canister purge valves. Bend the tab on the purge valve bracket to perform valve installation while also installing the new EVAP canister purge valves. Follow the hose connections to the valves then plug in the EVAP purge valves' electrical connector before putting back the fuel injector sight shield.

The first step to install a new EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE is to take off the fuel injector sight shield. Begin replacement of the EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE by disconnecting its harness connector and removing the vacuum hoses and purge pipe from the valve. Pull the tab located on the EVAP canister purge valve bracket to extract the valve. Mount the EVAP canister purge valve to the canister bracket after which connect purge pipe and vacuum hose to the valve. Finally, put the fuel injector sight shield back in before reconnecting the EVAP canister purge valve harness connector.

The first step to replace the EVAP canister purge solenoid valve involves raising the vehicle. Erase the connector on the evaporative emission (EVAP) canister purge valve before you disconnect the EVAP purge tube and engine vacuum tube from its valve position. First remove the purge valve from its mounting bracket while you should also detach the mounting bracket bolt when installing a new bracket. When installing new parts together with the purge valve bracket, connect the bracket in place then fasten it with the bolt at 10 N.m (89 lb in). The purge valve installation requires placement of the bracket followed by EVAP purge pipe and engine vacuum pipe reconnection to the EVAP canister purge valve and it concludes with the electrical harness connector attachment to the valve prior to vehicle lowering.

The procedure to replace EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVES begins by removing the air cleaner outlet resonator. The first step requires removing the harness connector from the EVAP canister purge valves then you must separate both the engine purge pipe and the engine vacuum pipe from the purge valves. First disconnect and remove the EVAP canister purge valves through removal of their mounting bracket attaching bolt. The first step for installation involves installing the EVAP canister purge valves and mounting them with an attaching bolt which should be tightened to 8 N.m (71 lb in). Finally, reinstall the EVAP canister purge valves harness connector while connecting the engine purge pipe and engine vacuum pipe to the valves. Reinstall the air cleaner outlet resonator at the end of replacement.

Start the EVAP canister purge valves replacement by disconnecting the harness connector, vacuum pipe and purge pipe which all connect to the valves. The valves need to be extracted with their bracket enabling an examination of carbon emissions at their valve ports. The installation of the EVAP canister purge valves should begin by placing them onto the purge bracket following all directions in the Fastener Notice of Service Precautions. The replacement procedure requires the valves and bracket mounting through a 8 N.m (71 lb in) torque setting before reattaching the purge pipe and vacuum pipe as well as the harness connector onto the valve assembly.

The first step for evap canister purge solenoid valve replacement is to remove the electrical connector from the valve and detach both the evap canister purge pipe and vacuum supply hose. Screw the evap canister purge valve loose before removing it from its Intake Manifold position. Installation begins with positioning the evap canister purge valve into the Intake Manifold according to the fastener notice in service precautions guidelines and then screwing the bolt while tightening to 9 n.m (80 lb in). After switching off the vacuum supply hose and evap canister purge pipe from the valve users need to install the electrical connector for the evap canister purge valve.

The first step to replace the EVAP canister purge valves starts by raising the vehicle. The valve operation requires dismantling two connectors: disconnect the harness connector from the evaporative emission (EVAP) canister purge valves and remove both the EVAP purge pipe and engine vacuum pipe. The purge valves get removed from their bracket as well as an optional bolt removal to detach the bracket from the valves. The replacement process requires you to install the purge bracket together with its attaching bolt before torquing it to 10 N.m (89 lb in). To install the purge valves proceed by first mounting them on their bracket and then reattaching the EVAP purge pipe and engine vacuum pipe to their correct positions followed by plugging in the harness connector to the EVAP canister purge valves before putting the vehicle back on the ground.

Remove the fuel injector sight shield.

Reconnect the harness connector and reinstall the fuel injector sight shield.

Connect the purge pipe and vacuum hose to the valve.

Attach the electrical connector to the EVAP purge valve.

Disconnect the EVAP canister purge valve harness connector.

Place the new EVAP canister purge valve onto the mounting bracket.

Remove the fuel injector sight shield.

Release the tab on the EVAP canister purge valve bracket to remove the valve.

Disconnect the electrical connector and hoses from the EVAP canister purge valve.

Reinstall the fuel injection sight shield.

Release the tab on the EVAP canister purge valve bracket to remove the valve.

Position the new EVAP canister purge valve on the intake manifold, ensuring to follow the Fastener Notice in Service Precautions.

Reconnect the electrical connector to the EVAP canister purge valve and connect the EVAP purge pipe to the valve.

Remove the electrical connector and hose from the EVAP canister purge valve.

Attach the EVAP purge solenoid valve back to the bracket.

Connect the electrical connector.

Connect the electrical connector to the EVAP canister purge valve and connect the EVAP purge pipe to the EVAP purge valve.

Disconnect the vacuum pipe and the purge pipe from the EVAP canister purge valve.

Tighten the purge bracket nut to 8 N.m (71 lb in).

Connect the engine purge pipe to the chassis purge pipe and the engine vacuum pipe to the EVAP canister purge valve.

Disconnect the engine purge pipe and engine vacuum pipe from the valve.

Disconnect the electrical connector from the evaporative emission (EVAP) canister purge valve.

Reconnect the EVAP canister purge pipe, the vacuum supply hose, and the electrical connector for the EVAP canister purge valve.

Position the new EVAP canister purge valve onto the mounting bracket.

Disconnect the electrical connector and hoses from the EVAP canister purge valve.

Tighten it to 10 N.m (89 lb in).

Bend the tab on the solenoid mounting bracket.

Detach the EVAP canister purge pipe and the vacuum supply hose from the valve.

Attach the EVAP canister purge valve to the purge bracket.

Disconnect the EVAP purge hose/pipe and the EVAP purge hose from the valve using the Quick Connect Fitting(s) Service (Plastic Collar).

Install the purge valve onto the mounting bracket.