GMC Archives - Castro Valley Union 76

2004 GMC Sierra
Mileage
246,969
Service Date
9/11/2025
Services Performed
Found code P0301 for cylinder 1 misfire and code P0157 for oxygen sensor low voltage bank 2 sensor 2. Switch number 1 coil to number 2 cylinder, found number 2 cylinder to now have misfire. Recommend remove and replace number 2 ignition coil also recommend replacing spark plugs and wires due to age.
IGNITION COIL – Remove & Replace – V8 Cylinder #1
OXYGEN SENSOR – Remove & Replace – Bank 2 Sensor 2
SPARK PLUGS – Remove & Replace – V8
KEITH G. gave our service a 5 star review on 9/20/2025
2011 GMC Acadia
Mileage
167,547
Service Date
8/6/2025
Services Performed
1. Remove radio amplifier under steering wheel and above emergency brake pedal assy and test power on red and white wire to amplifier and ground on black and white wire. Power and ground ok. Found radio amplifier to be bad. Recommend remove and replace radio amplifier. Radio now has sound and turn signals click when using. 2. Found vehicle needs front shocks, 3 motor mounts and one transmission mount, tire pressure light is blinking, and vehicle has engine oil leak. Customer has chosen only to replace engine mounts and transmission mounts at this time.
Haz disposal fee
Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures. Preform basic safety inspection. Road test vehicle.
AUDIO AMPLIFIER – Remove & Replace
ENGINE OR TRANSMISSION MOUNT – Remove & Replace – Engine,Both
ENGINE OR TRANSMISSION MOUNT – Remove & Replace – Trans,Rear,Left Side of Engine Compartment
ENGINE TORQUE MOUNT – Remove & Replace – Strut
MANIL B. gave our service a 5 star review on 8/7/2025
2020 GMC Sierra 2500 HD
Mileage
14,108
Service Date
5/13/2025
Services Performed
Check mode 6 data and found all values for exhaust gas sensors 1,2,3 and 4 within specs. Perform diesel particulate filter regeneration in place with autel scan tool. Reset values of nox sensors, exhaust gas sensors, nox cat converter, and road test the vehicle. Exhaust gas sensor and particulate matter monitor would not run. Hook up vehicle to SP2 GM software and see if all modules are up to date. Found PCM, TCM, brake control module and reductant control module all needed update to latest calibration. Recommend program modules to latest update, and road test vehicle for emission monitors.
Update powertrain control module, reductant control module, transmission control module, and transmission control module.
Road test vehicle through 3 cold cycles and follow dealer specs to run emission monitors. Monitors have ran and completed, run smog inspection.
Smog inspection and certificate if passes
GINITTA G. gave our service a 5 star review on 5/13/2025
2004 GMC Sierra
Mileage
242,237
Service Date
10/1/2024
Services Performed
Check for no start found no battery power to the starter or dash, check connection at the battery found positive cable connection loose, clean and tighten up connection, vehicle strts now.
KEITH G. gave our service a 5 star review on 10/2/2024
2012 GMC Acadia
Mileage
129,238
Service Date
6/29/2024
Services Performed
Found code B0413 for temp sensor control circuit 1 and code B0423 for temp sensor control circuit 2. Found driver side and passenger side temp door to be stuck on hot, doors would not move position when commanding to cold. Also noticed at high speed fan was not strong at face level when selected by mode door. Recommend remove and replace driver and passenger side temp door actuator, mode door actuator, cabin air filter due to being dirty, calibrate actuators and test system. System working as designed at this time.
HVAC DOOR ACTUATOR – Remove & Replace – Automatic Temperature Control,Main Unit,Front,Temperature Door,Left Side
HVAC DOOR ACTUATOR – Remove & Replace – Automatic Temperature Control,Main Unit,Front,Temperature Door,Right Side – [ Includes: R&I Glove Box.]
HVAC DOOR ACTUATOR – Remove & Replace – Automatic Temperature Control,Main Unit,Front,Mode Door
ROSIE S. gave our service a 5 star review on 7/3/2024
2004 GMC Sierra
Mileage
200,337
Service Date
2/9/2023
Services Performed
Remove and reinstall four wheels and rear brake drums to inspect brake condition. Inspect entire system for leaks. Lining remaining is: Front ( 50 %) Rear ( 0 %) Recommend rear brake job with rotors and road test. When taking apart rear brakes, found left rear parking brake shoe at 0%, recommend replacing rear left parking brake shoe when doing rear brake job.
DISC ROTOR – Remove & Replace – 1500 Rear,Both
PARKING BRAKE SHOE & LINING – Remove & Replace – 1500 Rear Left
SERGIO C. gave our service a 5 star review on 2/9/2023
2004 GMC Sierra
Mileage
110,603
Service Date
12/27/2022
Services Performed
Smog inspection and certificate if pass dmv# 2240A626T480
DAVID M. gave our service a 5 star review on 12/28/2022
2014 GMC Sierra 1500
Mileage
95,818
Service Date
7/16/2022
Services Performed
Smog inspection and certificate if pass
HENRY A. gave our service a 5 star review on 7/16/2022
2007 GMC Yukon
Mileage
164,170
Service Date
6/4/2022
Services Performed
ALTERNATOR ASSEMBLY – Remove & Replace – [Includes: Test.]
SHERRI B. gave our service a 5 star review on 6/6/2022
2016 GMC Yukon XL
Mileage
59,051
Service Date
12/2/2021
Services Performed
Inspect brake pads/shoes all four wheels, inspect calipers or wheel cylinder, inspect hydraulic parts, test drive the car, issue certificate if passes CERT# BA 3626169
This vehicle's owner gave our service a 5 star review on 12/2/2021

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