Pete Huscher
The "Service 4WD" Wiggle
In this issue of “Keep Those Trannys Rolling,” we are going to take a look at a 2019 Chevrolet Silverado K2500 that was experiencing a Service 4WD message intermittently being displayed in the Drivers Information Center (DIC). We first encountered this vehicle when the customer came by the shop because the Service 4WD message would […]

Quick Fix Tips from the Hotline
In this issue of “keep those trannys rolling,” we are going to look at several “quick fix” tips that should make your day a little bit easier. Quick Fix Tip #1: Our first quick fix tip involves the 2018 and later Ford Expeditions equipped with the 10R80 transmission. While working on one of these vehicles, […]

LCT1000- No Move. Duplicate to Diagnose
In this issue of “Keep Those Trannys Rolling,” we are going to take a look at a 2016 Chevrolet Silverado K3500 that was having an intermittent “no move at times” concern. History Review: This concern had been going on for some time. The customer had taken the vehicle to multiple dealerships. The first shop found […]

I Have a Tool for That
In this issue of Keep Those Trannys Rolling we are going to take a look at a special tool that enabled me to easily locate and isolate a clank type noise on a 2010 Isuzu NQR. I’m using this as an example but consider that same approach, no matter what you’re working on. Our story […]

66RFE, Are Your Plugs in Place?
In this issue of Keep Those Trannys Rolling, we’re going to take a look at a 2013 Dodge/Ram R2500 that was towed into the shop with a “no move” condition. Our 2013 Dodge/Ram R2500 is equipped with a 5.7L engine and a 66RFE transmission. According to the customer, he had taken his vehicle to a […]

ZF8, Just in Case
In this issue of “Keep Those Trannys Rolling”, we are going to take a look at a 2016 Land Rover Range Rover with a 3.0L engine and a ZF8HP70 transmission that has a persistent transmission leak. According to the customer, his Range Rover had been to several shops for a persistent transmission oil leak, but […]

Conquering the Ghosts of an AS68RC
In this issue of “Keep Those Trannys Rolling”, we’re going to take a look at a 2010 Ram 5500 Cab and Chassis truck that was having erratic transmission operation and turning on the malfunction indicator light (MIL) at times. This 2010 Ram 5500 Cab and Chassis truck is equipped with a 6.7D and an AS68RC […]

Raptor with a Rumble
In this issue of “Keep Those Trannys Rolling”, we’re going to take a look at a 2017 Ford F150 Raptor that was experiencing a “rumble” sensation at times while driving. Our 2017 Ford F150 Raptor is four wheel drive and is equipped with a 3.5l twin-turbo Eco-boost engine and a 10R80 transmission. We first encountered […]

8HP70 Lack of Power and No Upshift
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In this issue of Keep Those Tranny’s Rolling, we’re looking at a 2017 Jeep Grand Cherokee that’s experiencing a lack of power and no upshift concern at times. Our 2017 Jeep Grand Cherokee is All Wheel Drive and is equipped with a 5.7L engine and a ZF8HP70 transmission. We first encountered this vehicle when a […]

Diagnosing Subaru's Shift Lock System
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In this issue of “Keep Those Trannys Rolling”, we are going to take a look at a “Key Stuck in Ignition” problem on a 2015 Subaru Outback. This 2015 Subaru Outback was at a shop and is equipped with a 2.5l engine, a TR580 CVT transmission, a floor shifter assembly and does not have the […]

Ford's Park Detect System
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In this issue of Keep Those Trannys Rolling, we’re going to take a look at a 2015 Ford Explorer with a “Transmission Not in Park” message displayed in the Message Center of the Instrument Panel Center (IPC), and the Shift to Park light is on. Our 2015 Ford Explorer is equipped with a 3.5 L […]

Diagnosing Ford's Intelligent AWD System
Understanding and diagnosing today’s domestic all-wheel drive systems can be quite intimidating. They’re designed to operate in conjunction with many of today’s on-board systems, such as the engine performance system, the transmission control system, and the antilock brake system, which may also include the vehicle ride and stability control systems. In this issue of Keep […]

Getting to Know Today's Domestic AWD Systems
Today’s domestic all-wheel drive (AWD) systems are designed to operate in conjunction with many of today’s vehicles’ on-board systems, such as the engine performance system; transmission control system; antilock brake system, which may also include the vehicle ride and stability control systems; and other systems throughout the vehicle. In this article, we’ll look at the […]

Honda's 2015 CRV All-Wheel Drive Systems
In this issue of Keep Those Trannys Rolling, we’re going to look at the 2015 Honda CRV all-wheel drive systems and what it takes to keep them rolling down the road. The 2015 Honda CRV is equipped with a 2.4L engine, a continuously variable transmission (CVT), a power transfer unit, and either a dual pump […]

A Look Inside the MP3010 Transfer Case
In previous issues of Keep Those Trannys Rolling, we looked at the Magna Performance MP3010 transfer case control system and the diagnostic routines needed to keep this four-wheel drive system rolling down the road. In this issue, we’re going to look inside the transfer case, to see how to disassemble, repair, and reassemble it. DESCRIPTION […]

Diagnosing Magna's MP 3010 Transfer Case Control System
Last time, we looked at Magna Powertrain’s MP3010 transfer case system and what it takes to control its four wheel drive system. In this issue, we’re going to look at the diagnostic routines that help keep this four wheel drive system rolling down the road. Transfer Case Shift Control Module (TCSCM) The MP 3010 transfer […]

Magna's MP 3010 Transfer Case
The Magna Powertrain model 3010 (MP 3010) transfer case (figure 1) has been the heart of GM’s four-wheel drive truck line since it was introduced in 2011 to replace the New Venture Gear transfer case system. The MP 3010 transfer case is an electronically controlled, one-speed automatic, active transfer case, which provides three modes of […]

Hyundai/Kia’s A6 Family of Transmissions
Hyundai/Kia Motor Company introduced its first, internally designed-and-manufactured A6 six-speed automatic transmission in 2009. Designing and manufacturing this new transmission was an enormous undertaking for them, with more than 150 engineers spending nearly four years to bring it to market. With over 300 patents and over 600 individual parts, the transmission’s compact design is on [&hellip...

Raptor's Hill Descent Control System
In this issue, we’re going to look at Ford’s Hill Descent Control system, found on the new 2017 Ford F150 SVT Raptor. Ford has been using Hill Descent Control or HDC on the F150 Raptor, SVT, FX4, XLT, Lariat, and King Ranch models since year model 2013, but most of us aren’t aware of how […]

The Future of Automatic Transmissions
In this issue, we’re going to look at what the future holds for the automatic transmission industry. Fuel Economy Drive the Industry Since the introduction of the Corporate Average Fuel Economy (CAFE) standards in 1975, automakers have been at odds with the U.S. Department of Transportation (DOT) and the Environmental Protection Agency (EPA) to improve […]