Monthly Archives: July 2017

Driver Assistance Systems Gain Popularity on GM Models

Many new GM models have a number of driver assistance systems that work together to help avoid collisions or reduce vehicle damage. These systems do not replace the need for driver attention, but can assist in certain situations by braking … Continue reading

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MDI Manager and Data Bus Diagnostic Tool Software Updates

New diagnostic software updates are now available or being rolled out to GM dealerships across the country.   MDI Manager   The new MDI Manager software includes updates for the future CAN FD protocol that is necessary for the next … Continue reading

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XT5 and Acadia Electrical Harness Conditions

Some 2017 XT5 and Acadia models may have several intermittent electrical conditions, including inoperative power door locks, inoperative power windows using the driver’s door controls, Retained Accessory Power (RAP) will not turn off the radio when the driver’s door is … Continue reading

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GR8 Battery Tester/Charger Software Update

The latest software update (EL-50313-40) for the EL-50313 Midtronics GR8 Battery Tester/Charger is now available for download. The software should be accessed through GM GlobalConnect from the Service Workbench selection of “Special Tools & Software Updates.”   The EL-50313 Battery … Continue reading

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Vibrations or Beeps? — Active Safety Seat Operation

The Active Safety Seat available on many 2013-2018 GM models provides a vibration, or haptic warning, in the driver’s seat cushion to alert the driver of the direction of potential hazards. It’s part of a growing collection of safety systems … Continue reading

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Volt and ELR with No Charge Condition Due to Loss of High Voltage Isolation

2011-2014 Chevrolet Volt and 2014 Cadillac ELR models may not charge and have DTC P0AA6 (Hybrid/EV Battery Voltage System Isolation Lost) set in the Hybrid/EV Powertrain Control Module 2 (HPCM2). These conditions may be caused by a loss of Hybrid/EV … Continue reading

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Service Know-How

10217.09V – Emerging Issues September 14, 2017   The latest service topics from Brand Quality and Engineering are reviewed, including the first segment of a new series on Active Safety Systems (Fig. 17) and a look at Diesel Particulate Filter … Continue reading

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2018 Camaro ZL1 1LE Performs on the Track

The new 2018 Camaro ZL1 1LE is the ultimate Camaro model for a day at a closed-course track event. (Fig. 1) The ZL1 1LE Extreme Track Performance Package features a racing-based suspension and aero technologies that make the most of … Continue reading

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Preparing a Camaro ZL1 1LE for a Track Event

The 2018 Camaro ZL1 1LE is designed for closed-course track events. (Fig. 10) But before hitting the race course, several preparations should be made in order to get the ZL1 1LE ready to perform in a competitive driving environment. Owners … Continue reading

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PC Analyzer Tool Easily Checks Techline PC Specs

The GM Dealership Infrastructure Guidelines (DIG) and Dealership Security Guidelines (DSG) were recently updated with additional information to help dealerships in maintaining their overall IT infrastructure. The guidelines published provide a detailed specification of Good (minimum), Better (PCs purchased in … Continue reading

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New Special Tools Software Update Download Process

Some GM special service tools, such as the Active Fuel Injector Tester (AFIT) and Pico Scope NVH Tool, require occasional software updates in order to ensure the tool functions properly, offers the latest features, and is applicable to new GM … Continue reading

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Viewing Emerging Issues Seminars on the new Center of Learning

The new GM Center of Learning (U.S.) — www.centeroflearning.com — offers users a number of ways to find and view training opportunities, including the familiar Emerging Issues seminars that are available online each month.   On the Home page, the … Continue reading

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Service Know-How

10217.08V – Emerging Issues August 10, 2017   The latest service topics from Brand Quality and Engineering are reviewed, including a review of proper lift and hoist maintenance (Fig. 19) and some tips on using the Data Bus Diagnostic Tool. … Continue reading

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