GMC Archives - Sigmund Auto Service

2015 GMC Acadia
Mileage
124,619
Service Date
6/24/2026
Services Performed
Service air conditioner. Check condition of all belts and lines. Evacuate and recharge with reclaimed R-134. Test system performance.
PAT R. gave our service a 5 star review on 6/25/2026
2017 GMC Acadia
Mileage
80,486
Service Date
6/17/2026
Services Performed
VEHICLE WOULD NOT START. HOOKED A JUMP BOX TO VEHICLE AND VEHICLE STARTED UP. SCANNED SYSTEM AND FOUND CODE P0277- BRAKE PEDAL POSITION SENSOR CIRCUIT CALIBRATION NOT LEARNED, C0161- ANTILOCK BRAKE SYSTEM BRAKE SWITCH CIRCUIT PLAUSIBILITY. TESTED BATTERY AND BATTERY TESTED GOOD. TESTED ALTERNATOR AND FOUND NO FAULTS. TESTED STARTER AND FOUND NO FAULTS. VISUALLY INSPECTED ALL CONNECTIONS AND FOUND THE 350 AMP FUSE FOR THE STARTER WIRE IS NOT SECURELY MOUNTED AND LOOKS TO HAVE BEEN ARCING AT THE CONTACT SURFACES. REMOVED MOUNTING NUTS, CLEANED ALL SURFACES AND REPLACED THE NUT, RE-MOUNTED FUSE AND SECURED TO ORIGINAL LOCATION. CLEARED CODES, TEST DROVE VEHICLE AND FOUND THE ANTILOCK AND BRAKE SWITCH CODES RETURNED. VISUALLY INSPECTED THE BRAKE SWITCH AND FOUND THE BRAKE SWITCH IS MOUNTED INCORRECTLY AND THE MOUNTING IS BROKE ON THE BRAKE SWITCH. RECOMMEND REPLACING BRAKE SWITCH.
BRAKE PEDAL POSITION SENSOR – Remove & Replace – [Includes: Calibration.]
LYNN E. gave our service a 5 star review on 6/18/2026
2017 GMC Acadia
Mileage
80,486
Service Date
6/17/2026
Services Performed
VEHICLE WOULD NOT START. HOOKED A JUMP BOX TO VEHICLE AND VEHICLE STARTED UP. SCANNED SYSTEM AND FOUND CODE P0277- BRAKE PEDAL POSITION SENSOR CIRCUIT CALIBRATION NOT LEARNED, C0161- ANTILOCK BRAKE SYSTEM BRAKE SWITCH CIRCUIT PLAUSIBILITY. TESTED BATTERY AND BATTERY TESTED GOOD. TESTED ALTERNATOR AND FOUND NO FAULTS. TESTED STARTER AND FOUND NO FAULTS. VISUALLY INSPECTED ALL CONNECTIONS AND FOUND THE 350 AMP FUSE FOR THE STARTER WIRE IS NOT SECURELY MOUNTED AND LOOKS TO HAVE BEEN ARCING AT THE CONTACT SURFACES. REMOVED MOUNTING NUTS, CLEANED ALL SURFACES AND REPLACED THE NUT, RE-MOUNTED FUSE AND SECURED TO ORIGINAL LOCATION. CLEARED CODES, TEST DROVE VEHICLE AND FOUND THE ANTILOCK AND BRAKE SWITCH CODES RETURNED. VISUALLY INSPECTED THE BRAKE SWITCH AND FOUND THE BRAKE SWITCH IS MOUNTED INCORRECTLY AND THE MOUNTING IS BROKE ON THE BRAKE SWITCH. RECOMMEND REPLACING BRAKE SWITCH.
BRAKE PEDAL POSITION SENSOR – Remove & Replace – [Includes: Calibration.]
LYNN E. gave our service a 5 star review on 6/18/2026
2014 GMC Sierra 1500
Mileage
165,324
Service Date
4/10/2026
Services Performed
WATER PUMP – Remove & Replace – Pump Only, w/Pulley
SCANNED SYSTEM AND FOUND CODE P0430- CATALYST SYSTEM LOW EFFICIENCY BANK 2, P0455- EVAPORATIVE EMISSIONS SYSTEM LARGE LEAK DETECTED. USING A SCAN TOOL, PERFORMED AN EVAP PURGE AND SEAL TEST AND FOUND VACUUM UP IN FUEL TANK PRESSURE TO BE SLOW. HOOKED A VACUUM GAUGE IN LINE AND FOUND WHEN COMMANDED TO 100% OPEN THE VACUUM WAS ONLY AT 19 INCH POUNDS WHERE IT SHOULD BE CLOSER TO 29 INCH POUNDS. VEHICLE NEEDS AN EVAPORATIVE PURGE VALVE. RECOMMEND REPLACING CATALYTIC CONVERTER TO FIX CATALYTIC CONVERTER CODE.
EVAPORATIVE CANISTER PURGE SOLENOID – Remove & Replace
CURT R. gave our service a 5 star review on 4/14/2026
2019 GMC Terrain
Mileage
24,361
Service Date
10/29/2025
Services Performed
TOWING
emission inspection
Changed Motor Oil & Replaced Filter, Added 4 QTS Synthetic Motor Oil, Lube Chassis, Check all Fluid Levels
REMOVED ,REPLACED BATTERY AND CLEANED CABLES
BATTERY FEE
ROBERT M. gave our service a 5 star review on 10/30/2025
2021 GMC Sierra 1500
Mileage
52,365
Service Date
10/20/2025
Services Performed
Changed Motor Oil & Replaced Filter, Added 7 QTS Synthetic Motor Oil, Lube Chassis, Check all Fluid Levels
MIKE R. gave our service a 5 star review on 10/22/2025
2015 GMC Acadia
Mileage
116,181
Service Date
8/13/2025
Services Performed
emission inspection
PAT R. gave our service a 5 star review on 8/14/2025
2021 GMC Sierra 1500
Mileage
49,932
Service Date
7/11/2025
Services Performed
emission inspection
MIKE R. gave our service a 5 star review on 7/12/2025
2007 GMC Savana
Mileage
173,265
Service Date
6/17/2025
Services Performed
PRESSURE CHECKED COOLING SYSTEM AND FOUND THE THERMOSTAT HOUSING IS LEAKING. REPLACED THERMOSTAT HOUSING AND FILLED COOLING SYSTEM.
KEVIN D. gave our service a 5 star review on 6/23/2025
2018 GMC Sierra 1500
Mileage
76,599
Service Date
6/13/2025
Services Performed
FLUSH TRANSMISSION
Vic B. gave our service a 5 star review on 6/14/2025

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