Yukon 4WD V8-393 6.5L DSL Turbo VIN S (1995)
Wastegate Actuator: Service and Repair
Waste-Gate Actuator Replacement
Removal Procedure
1. Vacuum hose.
2. E-clip retainer from the waste-gate lever pin.
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Access may be improved by removing the turbocharger heat shield.
3. Two waste-gate bracket mounting bolts.
4. Waste-gate actuator.
Installation Procedure
1. Waste-gate actuator assembly to turbocharger.
2. Shaft pin into lever hole.
3. Two mounting bolts through the waste-gate bracket. Use a sealant on the bolt threads.
Tighten
Bolts to 23 Nm (17 lbs. ft.).
4. New E-clip on shaft pin.
5. Heat shield (if removed). Use loctite on the heat shield bolts.
Tighten
Bolts to 6 Nm (56 lbs. in.).
6. Vacuum line to wastegate actuator.