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Standard Ignition RY-7 HVAC Blower Motor Relay
| Brand | Standard Ignition RY-7 |
|---|---|
| Amperage Rating | 25 |
| Connector Shape | Rectangular |
| Contents | Relay |
| Functions | Relay |
| Mounting Bracket(s) Included | Yes |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Cadillac · 6 vehicles |
OE-quality construction. Built to stringent standards for reliable HVAC relay performance.
Composite housing. Helps protect against harsh temperatures and severe underhood conditions.
Brass or copper contacts. Where specified, they help extend wear for longer service life.
Cross-references FEL-PRO 35770, 1R1990 and 56-2257 for the same application. See all 13.
Standard Ignition RY-7 HVAC Blower Motor Relay
The Standard Ignition RY-7 is a 12-volt HVAC blower motor relay built for direct replacement in select Cadillac applications. It uses a rectangular connector, 3 male blade terminals, and an included mounting bracket for a secure fit in the vehicle’s HVAC relay circuit.
Key Features
- 12-volt HVAC blower motor relay for climate control system operation
- 25 amp amperage rating
- Rectangular connector shape with 3 male blade terminals
- Mounting bracket included for installation support
- Composite housing helps protect against heat and harsh under-hood conditions
- Brass or copper contacts are used where specified for wear resistance
Product Details
Standard Ignition RY-7 is engineered for HVAC relay service in classic Cadillac models, including 1968 Cadillac DeVille, 1968 Cadillac Fleetwood, 1968 Cadillac Commercial Chassis, and 1968-1970 Cadillac Eldorado. It is also a direct replacement for related OE-style relay applications where the same connector, terminal layout, and electrical rating are required. Standard Ignition manufactures this relay under controlled quality processes, with composite housings and specified contact materials selected to handle demanding temperature and under-hood exposure. This part cross-references FEL-PRO 35770 for the same application.
Common Issues This Relay May Address
- Blower motor not turning on
- Intermittent HVAC fan operation
- Weak or inconsistent cabin airflow
- Relay failure caused by heat or electrical wear
- HVAC system response problems in classic Cadillac DeVille, Fleetwood, Commercial Chassis, or Eldorado models
Installation Notes and Tips
Verify the connector shape, terminal count, terminal gender, and amperage rating before installation. Confirm the relay location and mounting bracket alignment in the HVAC circuit, and compare the original part number to Standard Ignition RY-7 for proper application matching. For best results, inspect the connector terminals and surrounding wiring for heat damage or corrosion before installing the replacement relay.
Quality Assurance
Standard Ignition manufactures this relay under stringent quality requirements in TS16949- and ISO9001-certified facilities. The brand maintains process control from component selection through finished product assembly to support consistent fit and function.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1970 | Cadillac | Eldorado | N/A | — |
| 1969 | Cadillac | Eldorado | N/A | — |
| 1968 | Cadillac | Commercial Chassis | N/A | — |
| 1968 | Cadillac | DeVille | N/A | — |
| 1968 | Cadillac | Eldorado | N/A | — |
| 1968 | Cadillac | Fleetwood | N/A | — |
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