ASE A4 case studies
ASE A4 · Put your knowledge to work in context.
ASE A4, Suspension and Steering, is one of the automobile and light truck certification tests administered by the National Institute for Automotive Service Excellence (ASE), an organization that certifies automotive service professionals across dealerships, independent shops, fleets, schools and colleges. ASE certification is a voluntary, industry-recognized credential meant to show verified technical knowledge rather than simply years on the job. The ASE A4 case studies are 5 cases and about 4,098 words.
1Lifted Ram 2500 With 2 Inches of Steering Free Play
2012 Ram 2500 4x4, 6.7L diesel, 142,000 miles, aftermarket 4-inch lift with a drop pitman arm and 35x12.50R20 tires. The owner complains of vague, wandering steering at highway speed, about 2 inches of free play at the wheel rim, and a clunk over driveway curbs.
848 words, about 4 min2Grand Cherokee Quadra-Lift Sagging at One Corner
2015 Jeep Grand Cherokee Overland, 5.7L, 118,000 miles, Quadra-Lift air suspension. The owner reports the "Service Air Suspension System" message appears about once a week, and that after sitting two to three days the right rear corner is roughly 1.5 inches lower than the rest; it levels out as soon as the engine starts.
841 words, about 4 min3Camry Pulls Right After an All-Green Alignment
2016 Toyota Camry LE, 2.5L, 96,000 miles, tires installed 4,000 miles ago. The customer says the car pulls right, worse on crowned highways, and the steering wheel sits slightly right of center.
748 words, about 4 min4Silverado Vibration at 55-70 mph After a Rotation
2018 Chevrolet Silverado 1500, 5.3L, 4WD, 88,000 miles, 275/60R20 all-terrain tires with 18,000 miles on them. The owner reports a vibration in the steering wheel and floor between 55 and 70 mph that appeared right after a tire rotation.
880 words, about 4 min5CR-V With an Off-Center Wheel and a VSA Light
2013 Honda CR-V EX, 2.4L, AWD, 134,000 miles. Another shop replaced both front outer tie rod ends and performed an alignment.
781 words, about 4 min