For the past year or so, General Motors’ line of full-size SUVs and 1/4-ton pickup trucks equipped with the brand’s optional 6.2-liter “L87” pushrod V8 engine has revealed itself as being plagued with ...
Oil is the lifeblood of an engine, and changing it regularly is a simple act of maintaining your car. Doing so will keep it running smoothly and to prevent sludge and debris from building up inside.