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Standard Ignition RY1990 Engine Control Module (ECM) Relay
| Brand | Standard Ignition RY1990 |
|---|---|
| Amperage Rating | 35 a |
| Connector Quantity | Relay |
| Functions | Relay |
| Hardware Included | No |
| Mounting Bracket(s) Included | No |
| Mounting Type | Push on |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Chevrolet · 5 vehicles |
Push-on fit. Installs quickly with a simple push-on connection.
12-volt relay. Built for standard electrical systems and dependable switching.
Blade terminals. Four male blade terminals provide a secure electrical connection.
Cross-references 92292389, AR7493 and R7493 for the same application. See all 3.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Control Module Relay for GM Applications
Standard Ignition RY1990 is a 12-volt engine control module (ECM) relay built for reliable electrical switching in the engine management circuit. It uses a 4-blade male terminal layout with push-on mounting and a 35-amp amperage rating for direct replacement service on select Chevrolet models.
Compatible With 2014-2017 Chevrolet SS and 2017 Chevrolet Caprice. This part number, RY1990, is also referenced for OE-style replacement needs where the original ECM relay matches the same terminal and mounting configuration.
Key Features
- Engine control module (ECM) relay for 12-volt systems
- 35 A amperage rating for electrical switching service
- 4-terminal blade design with male terminals
- Push-on mounting type for straightforward relay replacement
- Direct-fit style for select Chevrolet Caprice and Chevrolet SS applications
- Standard Ignition RY1990 replacement part number
Detailed Description
Standard Ignition RY1990 is an engine control module relay used to route power in the vehicle’s engine control circuit. The relay’s 4-blade male terminal configuration, 12-volt rating, and 35-amp capacity make it a practical replacement when the original ECM relay shows signs of electrical wear or intermittent operation. For drivers searching for a Chevrolet SS ECM relay or a 2017 Chevrolet Caprice engine control module relay, this part provides the correct style and electrical format for the listed applications. The RY1990 part number is useful when matching an existing relay by reference number during diagnosis or replacement.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Fix
- Intermittent ECM power delivery
- No-start conditions related to relay failure
- Engine control electrical faults caused by worn relay contacts
- Relay chatter or inconsistent switching
- Diagnostic trouble codes tied to ECM power interruption
Installation Notes and Tips
Verify the relay’s terminal count, blade style, and push-on mounting before installation. Match the original part number, RY1990, and confirm the vehicle application on the relay socket and service information before replacement. Inspect the connector for heat damage, corrosion, or loose terminals so the new relay seats securely and maintains proper contact.
Quality Assurance
Standard Ignition is a recognized aftermarket brand for electrical replacement parts, and this relay is built to meet the specified electrical and connector requirements for the listed GM applications.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2017 | Chevrolet | Caprice | — |
| 2017 | Chevrolet | SS | — |
| 2016 | Chevrolet | SS | — |
| 2015 | Chevrolet | SS | — |
| 2014 | Chevrolet | SS | — |
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