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.
Fuel Pumps and Cranking
Diagnosing the problem comes down to understanding what causes a loss of fuel pressure.
Variable Valve Timing Systems (VIDEO)
Variable valve timing systems allow today’s engines to maximize performance and drivability.
10 Timing Belt Tips
Here are the some key installation and service tips to make your next timing belt job just a little easier.
Acura High-Pressure Fuel Pump
Follow the correct repair procedures for a high-pressure fuel pump that is making a chirp.
Oil and Carbon Deposits
Here’s how oil can influence carbon deposits.
GDI Fuel Pump Pressure Control (VIDEO)
A high-pressure direct injection fuel pump can vary the pressure to the injectors. Sponsored by Carter Fuel Systems.
Aging Plastic Intake Components May Cause Leaks
BMW valve covers and intake manifolds made of plastic are susceptible to warpage and gasket failure.
Misfire Codes P0300, P0301-P0312 and P0313+P0314
The only way to clear the code is to use a crankshaft position relearn with a scan tool.
Belt-In-Oil Timing Systems
Oil contamination of the belt drive has been a death sentence, due to the rubber and fiber construction of the belt.
