When does the ABS activate at low speeds? Make and Model > Chevrolet > Astro Van > ABS Activates at low speeds… GM has issued a service bulletin #02-05-25-006B to address a condition where the ABS activates at low speeds, usually less than 5-mph) even though the vehicle is not in a skid condition. The ABS activates at low speeds bulletin applies to the following vehicles: Why does my car have an unwanted ABS activation? These vehicles may have a condition that permits corrosion to occur between the front hub/bearing assembly and the wheel speed sensor. If the brakes are...

How can I tell if my 1998 GMC ignition coil is faulty? Testing the ignition coil on your 1998 GMC truck will tell you right away if the coil is faulty. Learning the procedure for testing the coil can save time and money. The coil on the GMC looks a little different from the older cylindrical coils that previously sat on these engines, though the function is the same. Where is the ignition coil on a 5.7L engine? Locate the ignition coil on the passenger side of the intake manifold. Twist off the ignition wire on the coil using your...