Tech Tips Archives - UnderhoodService

More Tech Tips

Subaru PCV Hose Redesign

Always order the most up-to-date replacement parts based on the specific model.

GM No Crank/Start and Key Fob Range Problems

2007-2023 GM vehicles use Radio Frequency (RF) to transmit information.

Ford 2.0L EcoBoost Rattle Noise

To correct the condition, follow the Service Procedure to replace the flexplate, transmission fluid pump & torque converter.

Beating the Tech Shortage Through Mentoring

How understanding the 80/20 Rule and creative mentoring can make the shortage less threatening.

GM Diagnostic Tip on Misfires, Noises and DTCs

Determine which description best matches the vehicle you are working on, and perform the suggestions as necessary.

Inside the Scan Tool

A look at the internal and external components that affect performance and durability.

Modern Vehicles Need Precious Metals 

Modern ignition systems require dual precious metal spark plugs capable of supplying the highest voltage outputs to date

Chrysler Steering System 

If one or more conditions from the list are confirmed to be present, refer to the detailed service procedures.

Taking the Fear out of ASE Testing

Spring registration now open; Register by June 30.

Inspection Intervals

If you fail to inspect an item on the schedule, you could miss out on maintenance opportunities.

FORD Active Exhaust System Concerns

These concerns may be caused by an improperly seated exhaust system.

Ford No Crank/No Start

Some 2020 Transit vehicles may exhibit an open master fuse in the high current battery junction box