Tech Feature: Venturing Into GM Duramax Diesel Service
Back in the 1990s, GM wasn’t making too many waves in the diesel truck market. The 6.2L and 6.5L engines had been around for sometime, but they were no match for the release of the Cummins 6BT in the Dodge truck in 1989 and the Ford Powerstroke in 1994.
A 360
Over the years, GM has saved a bundle on manufacturing the 3.1L engine by using the production line tooling it originally developed for the 2.8L V6. By simply changing the bore diameter, the displacement of the same engine block could now be increased for more power and torque.
Tech Tip: Replacing 2WD Front Wheel Speed Sensor on Isuzu Vehicles
If front wheel speed sensor diagnosis leads to replacement of the sensor with a related DTC, do not replace the complete hub assembly. A front wheel speed sensor is available for individual installation. Refer to the following service procedure when performing this repair.
Isuzu Tech Tip: Curing Rear Brake Squeal/Shudder Experienced While Backing Up
Customers with a 1995.5-’97 Rodeo (UC) equipped with 4-wheel disc brakes may complain of the rear brakes squealing or shuddering as they back up the vehicle. This condition occurs without applying the brakes and may be caused by misadjustment of the parking brake assembly. To repair this condition, inspect the parking brakes in each rear wheel.
Isuzu Tech Tip: Curing Rear Brake Squeal/Shudder Experienced While Backing Up
Customers with a 1995.5-’97 Rodeo (UC) equipped with 4-wheel disc brakes may complain of the rear brakes squealing or shuddering as they back up the vehicle. This condition occurs without applying the brakes and may be caused by misadjustment of the parking brake assembly. To repair this condition, inspect the parking brakes in each rear wheel.
Tech Tip: Knocking Noise Coming From Isuzu’s A/C System
A knocking noise coming from the A/C system of a 1992 Rodeo (UC) model (produced before 12/16/91, equipped with factory- or port-installed air conditioning), when the A/C is running may indicate that the A/C system is overcharged.
Tech Tip: Curing Isuzu Rear Brake Squeal/Shudder Experienced While Backing Up
Customers with a 1995.5-1997 Rodeo (UC) equipped with 4-wheel disc brakes may complain of the rear brakes squealing or shuddering as they back up the vehicle. This condition occurs without applying the brakes and may be caused by misadjustment of the parking brake assembly.