With over 25 years and two locations, Grease Monkey has been serving Cheyenne, WY, and the surrounding areas as preventive maintenance pros. Grease Monkey is dedicated to recommending services according to your vehicle owner's manual. Every full-service oil change is a 16-point check and fill which includes interior vacuuming, exterior window wash, and tire pressure check and set. We provide quick service and no appointment needed. Bring your car to us today! two great locations to serve you in Cheyenne.