exhaustO2 Sensor - Downstreamfor 2003 GMC Envoy 4.2L I6 · 4WDLabor Hours1hrRange: NaN–NaN hrConfidenceestimatedAt $110/hr (independent shop)$110Estimated labor cost. Parts not included.Other labor times on this vehicle100K Service2.6 hr12V Auxiliary Battery1.1 hr30K Service3.3 hr4WD Actuator4 hr60K Service2.4 hr90K Service2.4 hrABS Module2.1 hrABS Pump1.7 hrO2 Sensor - Downstream on similar vehicles 2.2L I4 hr 3.0L V6 hr 2.2L I4 hr 3.0L V6 hr 2.2L I4 hr 3.0L V6 hr📝 Suggest a correction to this labor time