Gasoline prices are marching into springtime at record highs, and some drivers are already bracing for cutbacks in their car use if prices stay this high for long.

“If I could, I’d park my truck right now,” said John Isner, 41, of Riverside.

The average price for a gallon of regular unleaded gas in Riverside and San Bernardino on Friday hit $4.21, a seven-cent jump overnight that placed prices almost 50 cents more than they were in late January.

via GAS PRICES: Inland average hits $4.21 | Breaking News | PE.com – Press-Enterprise.