Articles by Dave Hobbs

Let’s review some time-honored methods as well as explore new methods for unmasking phantom battery drains.
dave hobbs
Take a look at these practical tips for Automated Driver-Assistance Systems.
dave hobbs
What would you say if that new full-size Chevy truck you’re thinking about buying could run on only two out of eight cylinders?
dave hobbs
Take a look at this collection of tips and test techniques to help you handle the more routine HV and EV DTCs.
dave hobbs
Regarding operation and diagnostics, today, if you press a button to pop a SUV’s hatch, your switch is likely sending a LIN bus message to the BCM to broadcast another message on CAN to a lift gate module so it can activate an output driver circuit that provides the voltage to the hatch release solenoid.
dave hobbs
Do a little research on the multimeter in your toolbox and start using the meter tricks that help you with your diagnostics!
dave hobbs
Phantom electrical problems caused by EMI (Electro-Magnetic Interference) while somewhat rare, can lead to a great deal of frustration, misdiagnosis and customer dissatisfaction.
dave hobbs
Changing your customer’s oil is a more important service than you might imagine!
dave hobbs