When diagnosing engine performance complaints such as misfire symptoms, be advised that several systems and components can contribute to those symptoms. When considering single or multiple misfire codes, some checks may seem farfetched but trust me if not all are considered the symptoms can elude the most experienced technician, resulting in a misdiagnosis. When this […]
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GM TRANSFER CASE NOISES Customer complaints involving howling, whining, shudder or grinding noises during parking lot maneuvers in Auto Mode or highway speeds in 4HI or Auto may occur on four wheel drive GM trucks and SUV vehicles. Vehicles affected range from 2014–2023 year models. Specific applications can be identified in GM Service Bulletin 19-NA-136. […]
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Failure to provide timely maintenance on a turbo-charged diesel engine can result in some expensive repairs, especially if it involves replacing a turbocharger or engine. The inexperienced may not realize how important some of the basic services are when servicing these applications. The turbo-diesel engines require a greater volume of air compared to a normal […]
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Low voltage conditions or the integrity of an electrical connection can pose some challenging events for the technician attempting to make an accurate diagnosis. In the world of automotive diagnostics, electrical problems have proven to be the most challenging, especially intermittent problems. Intermittent performance problems can be affected by connection-relate conditions and the presence of […]
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The shop had performed a service on the customer’s 2015 Silverado equipped with a 6.6L Duramax Turbo Diesel, which included a fuel filter replacement. Weeks later the customer contacts the shop owner requesting re- imbursement in the amount of $14,000 to cover the repair cost of the fuel injection system due to an alleged defective […]
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Currently, a great debate is ensuing about when electric vehicles (EVs) will impact the industry on a large scale – and with this debate comes an onslaught of questions. What role will governments and manufacturers play in encouraging the sale and purchase of EVs? What will be the adoption rate by consumers? When will infrastructure, […]
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With proper maintenance and timely service intervals, the life of the engine and related components can be extended. Neglecting these service intervals can result in poor engine performance and internal engine damage due to the formation of sludge deposits. These deposits can restrict the flow of lubricant, promoting accelerated wear.
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“What do you mean, ‘scheduled maintenance’? My car’s running just fine.” If you’ve ever felt the urge to tear your hair out when a customer says something like that, you’re not alone. People spend big bucks to buy sporty new cars or road-dominating pickups. Yet when it comes to servicing that vehicle, many balk because […]
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