Monthly Archives: February 2018

New Tire Fill Alert System Pumps Up Tire Inflation

Checking for the correct tire air pressure on a vehicle requires a tire air pressure gauge, right? Not on GM models equipped with the new Tire Fill Alert system. It’s included on many new 2018 models, including the 2018 Silverado, … Continue reading

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Download the Latest AFIT Software Update

The latest software update for the CH-47976 Active Fuel Injector Tester (AFIT) is now available for download. The software release — free of charge to GM dealerships — updates several aspects of the AFIT diagnostic tool: 20 new vehicles and … Continue reading

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Using the Correct AFIT Power Adapter

When testing an engine using the Active Fuel Injector Tester (AFIT) kit on most GM vehicles, the tools must be connected to power correctly in order for proper communication. The AFIT kit includes a 12V power cord that plugs into … Continue reading

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Camaro Convertible Rear Quarter Glass Wind Noise

Some 2016-2017 Camaro convertible models may have a noticeable wind noise condition at the rear quarter window area. The wind noise may be due to a misalignment between the front side window and the rear quarter window on either side … Continue reading

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Camaro Convertible Folding Top Front Latch Rebalance

2016-2018 Camaro convertible models (Fig. 10) may have a “Top Not Secure” message display on the Driver Information Center and the rear compartment lid may not open. Fig. 10 During diagnosis, it may be found that the folding top latch … Continue reading

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Confirm Correct Labor Codes with New Warranty Job Aid Tool

When a warranty repair is made, are you sure you’re using the correct labor code? The new GM Warranty Job Aid tool, found under the Labor Time Guide category in the Service Information (SI), provides an easy way for warranty … Continue reading

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Never Miss a Call with the Techline Text Service

GM Techline has an available texting service that is a convenient way to follow-up with technicians on open cases with the Techline Customer Support Center (TCSC). Using the service means never missing a phone call again while waiting for additional … Continue reading

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Proper Coolant Level on the 6.6L Duramax Diesel Engine

A Low Coolant message may be displayed on the Driver Information Center of some 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P). An inspection of the radiator surge tank may appear to show a … Continue reading

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Duramax Diesel Cooling System Pressure Test Adapter

When draining and filling the cooling system on 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P), the correct special tools must be used. In some cases, instead of installing the GE-52098-A Cooling System Pressure … Continue reading

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Camaro Rear Axle Moan

A moan sound may be heard from the rear of some 2016-2017 Camaro models while making a turn when the vehicle is cold or has sat for several hours. The sound usually is not noticeable after the vehicle has warmed … Continue reading

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Service Know-How

10218.02V – Emerging Issues February 8, 2018 The latest service topics from GM Brand Quality and Engineering are covered, including a demonstration using an on-car brake lathe (Fig. 13) and axle seal replacement on the 6T35 automatic transmission. To view … Continue reading

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