S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
EGR Valve: Service and Repair
REMOVAL PROCEDURE
IMPORTANT: Do not try to disassemble the linear EGR valve. Service only as a complete assembly.
IMPORTANT: Carefully note the position of the EGR valve before removal. Do not rotate the EGR valve 18O°.
1. Remove the electrical connector.
2. Remove the valve to flange attaching bolts.
3. Remove the linear EGR valve.
4. Remove the flange gasket.
INSTALLATION PROCEDURE
1. Install the new flange gasket
2. Install the linear EGR valve.
3. Install the Valve to flange bolts.
3.1.
Tighten the bolts the first time to 10 Nm (89 lb. in.) each.
3.2.
Tighten the bolts a final time to 25 Nm (18 lb. ft.) each.
