How to Diagnose and Prevent SUV Starter Issues on Campbell Ave

Technician inspecting an SUV starter relay and fuse box with electrical testing equipment in Tucson heat conditions

Tucson summer heat causes starter relay overheating Tucson SUVs frequently face on Campbell Avenue. High ambient temperatures combined with engine bay heat soaking create resistance within relay contacts. This leads to intermittent starting failures or total electrical system shutdowns. In July, the asphalt on South Campbell Avenue turned into a heat sink, driving engine bay […]