Dorman 956-599 Battery Fuse

Dorman 956-599 Battery Fuse for GM Trucks

The Dorman 956-599 battery fuse is a direct-function replacement for the original battery fuse used in select Chevrolet and GMC trucks and SUVs. Built with a plastic housing, metal terminals, and a 12-volt, 175-amp design, it supports reliable battery circuit protection in demanding electrical systems.

• Battery fuse for 12-volt vehicle electrical systems
• 175-amp fuse rating for high-current battery protection
• Plastic housing with metal terminals
• Blade-style fuse design
• Black finish for OE-style appearance
• Direct-function replacement for specified GM applications

Fitment and Application Details

Compatible with select 2017-2019 Chevrolet Cheyenne, Silverado 1500, Silverado 2500 HD, and Silverado 3500 HD models, plus 2019 Silverado 1500 LD applications with RPO Code KG4 (150 Amp Generator) or KW7 (170 Amp Generator). It also fits select 2017-2019 GMC Sierra, Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD models, including 2019 Sierra 1500 Limited with the same generator codes. Additional coverage includes 2017-2018 Chevrolet Silverado 2500 and Silverado 3500.

This part cross-references GM OE numbers 84095551 and 84354721 for the same application.

What This Battery Fuse Helps Address

• Blown battery fuse causing loss of electrical power
• No-start condition related to battery circuit interruption
• Charging system issues tied to the main battery feed
• Intermittent electrical operation from a damaged fuse element
• Replacement needs after battery circuit service or diagnosis

Installation Notes and Tips

Verify the vehicle’s RPO code and generator rating before ordering, since fitment depends on KG4 or KW7 applications. Confirm the original fuse style, amperage, and terminal layout match the vehicle specification before installation. Use proper diagnostic steps to identify the cause of fuse failure before replacing the part.

Quality Assurance

Dorman designs this battery fuse to match the function of the original part in specified applications. It is manufactured from quality materials for dependable performance and durability in the battery circuit.