Mechanic needs to drain coolant but the vehicle has no drain plug or petcock, and the recommended hose is difficult to access, while an alternative hose is easier to reach but unsure if it is safe to drain through.

Workarounds Described

• refers to repair manual to find recommended hose to disconnect
• identifies an easier-to-access hose as potential alternative

Implied Software Gaps

• App that provides alternative drain methods and difficulty ratings for vehicles without drain plugs

DrainGuard Pro

A mobile app that provides step-by-step interactive vehicle maintenance guides with 3D diagrams, difficulty ratings, and alternative drain methods. Mechanics can input the vehicle model and get the best drain procedure, including safe alternative hose disconnections when no petcock exists.

Existing Solutions Mentioned