The cost of refrigeration repair and installation in Los Angeles County, California varies depending on the type of refrigeration system, the complexity of the issue, and the scope of the work required. Service call fees typically range from $75 to $150, while minor repairs generally cost between $100 and $400. More extensive repairs involving major components or complex diagnostics can range from $400 to $1,500 or more. Installation costs for new refrigeration systems usually start around $200 and can exceed $2,000, depending on the size, model, and installation requirements. Emergency service calls, after-hours repairs, and specialized commercial refrigeration systems may result in additional costs.