Standard Ignition RY-112 Power Brake Relay

Power Brake Relay for Buick, Cadillac, and Chevrolet

Standard Ignition RY-112 is a 12-volt power brake relay built for vehicles that use a rectangular relay layout in the brake booster circuit. It is a direct-fit electrical replacement for select Buick Skyhawk, Cadillac Cimarron, and Chevrolet Cavalier applications, including 1982-1984 Buick Skyhawk and 1982-1984 Cadillac Cimarron.

• 12-volt power brake relay for brake system control
• Female connector with rectangular shape
• 4 male blade terminals
• Single connector design for straightforward electrical matching
• Composite housing for under-hood temperature and environment resistance
• Brass or copper contacts where specified for wear resistance

Detailed Product Overview

Standard Ignition RY-112 is manufactured to support reliable relay operation in brake-related electrical circuits. The composite housing is built to handle harsh temperatures and severe under-hood conditions, while specified brass or copper contacts help support long-term electrical wear resistance. This relay is produced under TS16949 and ISO9001 certified quality systems, with manufacturing controls maintained from component selection through finished part inspection. This part cross-references Gates 19940 for the same application.

Compatible With 1984 Buick Skyhawk, N/A; 1982-1984 Cadillac Cimarron, N/A; and 1982 Chevrolet Cavalier, N/A. It also matches 1982 Buick Skyhawk, N/A, including rectangular relay and brake booster configurations. Standard Ignition RY-112 is a practical replacement when servicing the relay used in these brake system applications.

Common Issues This Relay Can Address

• No relay response in the brake booster electrical circuit
• Intermittent brake system electrical operation
• Heat-related relay housing deterioration
• Connector or terminal wear at the relay interface
• Electrical faults tied to an aging 12-volt relay

Installation Notes and Tips

Verify the connector style, terminal count, and terminal type before installation. This relay uses a female rectangular connector with four male blade terminals and does not include a mounting bracket. Confirm the vehicle’s brake relay location and compare the original part number, connector shape, and terminal layout before replacement. For fitment-based searches, this part is commonly referenced for 1982 Buick Skyhawk brake booster relay service, 1982-1984 Cadillac Cimarron relay replacement, and 1982 Chevrolet Cavalier relay applications.

Quality Assurance

Standard Ignition manufactures this relay under controlled quality processes with TS16949 and ISO9001 certified plants. The brand’s OE-focused manufacturing approach helps ensure the part is built to the correct specifications for the intended vehicle application. Standard Ignition RY-112 is also listed with interchange references including 15-50504, 14036279, AR743, and R658.