2011 GMC Sierra
Mileage
148,568
Service Date
2/26/2025
Services Performed
- SCANNED AND FOUND CODES ; P205B EXHAUST FLUID TEMP SENSOR PERFORMANCE AND P2599 TURBO SPEED SENSOR HIGH. CLEARED CODES AND RAN, TURBO CODES DID NOT COME BACK BUT FOUND DEF FLUID TEMP SENSOR CAME BACK. WITH SCAN TOOL GRAPHED DEF FLUID TEMP SENSOR AND FOUND SENSOR SIGNAL IS ERRATIC. SUSPECT THIS IS WHAT IS FLAGGING THE CODE. VISUALLY INSPECTED DEF SYSTEM WIRING HARNESS AND FOUND NO ISSUES. RECOMMEND REPLACING DEF HEATER ASSEMBLY THAT HAS THE TEMP SENSOR BUILT IN. WILL NEED TO PULL DEF TANK TO REPLACE. RECOMMEND DRIVING AND SEEING IF THE TURBO CODE COMES BACK, IF IT DOES RECOMMEND DIAGNOSING. DURING COURTESY INSPECTION FOUND; ENGINE OIL LOW, FRONT AND REAR DIFF A LITTLE LOW
- ( )GREASE ALL FITTINGS ( ) CHECK TIRE PRESSURES (35PSI CARS) ( ) TOP OFF ANY NEEDED FLUIDS ( ) COMPLETE INSPECTION ( ) TORQUE DRAIN PLUG TO OEM SPEC (WRITE SPEC ON WORK ORDER)
- DRAIN AND REFILL DIFFERENTIAL WITH NEW GEAR OIL
- PULLED DIFFERENTIAL COVER, RESURFACED, RESEALED DIFFERENTIAL AND REPLACED FLUID.
ALECIA S. gave our service a 5 star review on 3/5/2025
