| | | | | | | | This bulletin applies to 2025 Chevy Blazer EV, BrightDrop 400/600 and 2024 Equinox EV vehicles. A noise may be heard while the vehicle is in motion, possibly caused by the gear box. If a drive unit is found to make abnormal noise, replace only the gear box. Note that new gear boxes are pre-filled for servicing. Important: When transferring the drive... |
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| | | | | | This bulletin applies to 2020-2025 Buick Encore GX and 2024-2025 Envista vehicles, equipped with a 1.2L engine. The MIL may be on, with DTC P219A stored in history. This may indicate a potential fuel injector issue. Clear the code and evaluate to see if the code returns. If the code does return, replace the three fuel injectors and re-evaluate. |
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| | | | | | A P0172 rich code may look like a simple O₂ sensor failure, but this Tech Tip Short shows how MAF contamination can be the real cause. |
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| | | | | | This bulletin applies to all 2025 Ford vehicles (including Police Interceptor). Some vehicles may exhibit a random BUS indicator illuminated in the exterior mirror, with no objects near the vehicle. This may be due to the radar signal echoing off the bumper cover and through the trailer hitch bar. Remove the rear bumper cover to gain access to the ... |
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| | | | | | This bulletin applies to 2024 Cadillac CT4 vehicles. Certain vehicles may have a condition in which the transmission valve body solenoid retaining bolt was not properly torqued. Remove the transmission fluid pan. Locate the H bore solenoid valve adjacent to the shift detent spring. Torque the H bore solenoid valve bolt to 80 in-lb (9Nm). Reinstall ... |
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| | | | | | Brake service accounts for a large portion of repairs in service facilities, as the system contains numerous components that can fail over time. New model vehicles are equipped with advanced features and braking assists which have made automotive brake diagnostics more complex. A brake system may require more than routine service, and technicians must... |
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| | | | | | This bulletin applies to 2019-2023 RAM 2500, 3500 and 4500/5500 vehicles, built on or before October 22, 2023 and equipped with 4WD. A ratcheting or click noise may be heard in 4WD while turning. The cause may be an improperly machined front driveshaft. With the 4WD system in 2WD mode, drive the vehicle between 1-5 mph while turning the steering wheel... |
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| | | | Sponsored | | Nearly half of independent shops offer ADAS services—but most lack the processes, training, and confidence to deliver them consistently or profitably. Join industry experts as they break down new survey data and reveal how to integrate ADAS into your workflow, overcome barriers, and turn it into a reliable revenue stream. |
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| | | | | | A comprehensive guide to GDI fuel system components, common failures, and diagnostic procedures, highlighting safety considerations and the shift from code chasing to data-driven analysis in high-pressure environments. |
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