Not so long ago, before software and electronics became so integrated, investigating car trouble and tuning performance was a mostly mechanical affair. Early electronic scanners and systems were brand ...

CORRECTION 3/1/26: This story has been updated from an earlier version that incorrectly stated that Matt Sanford worked for HP Tuners. If you just can't wait for the hybrid all-wheel-drive Corvette ...

Why can't I check an EV's battery health like I can on my phone?

This add-on board for OVMS (Open Vehicle Monitoring System) adds Single-Wire CAN (GMLAN) functionality to OVMS 3.0 module. This board uses the same MCP2515 CAN controller as OVMS module, but instead ...

It’s possible to get an OBD2 scanner for over $100, and if you did that it would be money well spent. The best OBD2 scanner can reveal hidden issues, provide live data, and save hundreds if not ...

General Motors is recalling 2025 and 2026 models from the 3500 series equipped with the gasoline V8 engine and the dual-tank ...

GM releases fix for harsh shifts in Chevy Trax and Buick Envista crossovers. Dealers are to replace TEHCM and valve body in 6T40 transmissions.

Honda is recalling 65,135 units of the 2024 Honda Prologue and 2024 Acura ZDX electric vehicles due to a software fault that ...

Yet anyone can get an idea of the problem with a simple check using a tool that can cost less than a pub lunch. Most cars have an On Board Diagnostics (OBD) port, which allows you to plug in a device ...

Among the many pesky issues that can confound do-it-yourself mechanics, one of the most simple yet elusive that impacts overall drivability is the common vacuum leak. This is especially true if you're ...

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