fits model: C10, Suburban. make: Chevy. year: 1970–1972.

( Brand: Standard Motor Products ), ( Manufacturer Part Number: 16YKKRFG ), ( Part Type: Hvac Blower Motor ), ( Compatible Make/model: Chevrolet C10 Suburban ), ( Compatible Years: 1972 1968 1970 1971 72 68 70 71 ), ( Fitment Info: Hvac Blower Motor Cut-out Relay ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )
The **Standard Motor 16YKKR-FG HVAC Blower Cutout Relay** is a precision-engineered electrical component designed specifically for the **1968 1972 Chevrolet C10 and Suburban** pickup trucks and full-size SUVs, ensuring reliable operation of the vehicle s heating, ventilation, and air conditioning (HVAC) blower motor system. This high-quality relay serves as a critical switch between the vehicle s ignition and the blower motor, allowing the driver to control airflow speed through the dashboard-mounted blower control knob while protecting the electrical circuit from overloads and short circuits. Crafted with durable materials and built to withstand the demanding conditions of classic truck applications, this relay features a robust **spade terminal connection** for secure and corrosion-resistant electrical contact, ensuring consistent performance even in older vehicles prone to electrical wear. The **16YKKR-FG** model is meticulously designed to match the original factory specifications, providing seamless compatibility with the **1968 1972 C10 and Suburban** HVAC wiring harness, eliminating the need for modifications or additional adapters. Whether replacing a failed relay, upgrading an existing system, or restoring a vintage vehicle to factory condition, this relay delivers **superior electrical switching performance**, reducing the risk of blown fuses, wiring damage, or intermittent blower operation. Its compact yet sturdy construction fits neatly within the vehicle s under-dash or HVAC control panel, ensuring a clean and professional installation. Trusted by mechanics and restoration enthusiasts alike, the **Standard Motor 16YKKR-FG** is the ideal solution for maintaining smooth, reliable HVAC functionality in these classic Chevrolet models, keeping passengers comfortable while preserving the integrity of the vehicle s electrical system.
### **Pros and Cons of buying a Standard Motor 16YKKR-FG HVAC Blower Cutout Relay for a 1968 Chevy C10 Suburban (1970 1972 Models)**
#### **Pros:**1. **Direct Fitment** This relay is specifically designed for the 1970 1972 Chevy C10 Suburban and related GM trucks from 1968, ensuring compatibility without modification.
2. **Reliable Performance** Standard Motor is a reputable brand known for producing durable electrical components, reducing the risk of early failure.
3. **Easy Installation** Relays are simple to replace, requiring minimal tools and no wiring changes in most cases. The cutout relay controls the blower motor speed settings, making it a straightforward repair.
4. **Prevents Common Issues** A faulty blower cutout relay can cause intermittent blower operation, no heat, or erratic fan speeds. Replacing it resolves these symptoms effectively.
5. **Cost-Effective Fix** Replacing a relay is far cheaper than diagnosing or repairing a failing blower motor, fuse block, or wiring harness.
6. **Long Lifespan** Relays are mechanical switches with few moving parts, so they typically last the lifetime of the vehicle unless damaged by electrical surges or poor installation.
7. **Widely Available** As a common aftermarket part, it can be easily sourced from auto parts stores, online retailers, or eBay, reducing wait times.
#### **Cons:**1. **Potential Counterfeit Risk** Some aftermarket parts, especially those from third-party sellers, may be counterfeit or low-quality. Always purchase from trusted suppliers (e.g., RockAuto, AutoZone, or reputable online dealers).
2. **Misdiagnosis Risk** If the blower motor itself is faulty, replacing the relay won t fix the issue. Always test the relay before purchasing (e.g., by swapping it with a known-good one or using a multimeter).
3. **Limited Longevity in Harsh Conditions** Extreme heat, moisture, or electrical fluctuations (common in older vehicles) can degrade the relay over time, though this is rare with a quality part.
4. **No Warranty on Some Retailers** Some bulk or generic sellers may not offer warranties, leaving you without recourse if the part fails shortly after installation.
5. **Requires Basic Electrical Knowledge** While installation is simple, miswiring or improper grounding can cause further electrical issues. Those unfamiliar with automotive wiring should consult a professional.
---
### **Conclusion**
The **Standard Motor 16YKKR-FG HVAC Blower Cutout Relay** is a **highly recommended** replacement part for the 1968 Chevy C10 Suburban and its 1970 1972 counterparts. Its **direct fitment, reliability, and ease of installation** make it an ideal solution for fixing blower motor speed issues. However, **verifying the root cause of the problem** (e.g., testing the relay or blower motor) and **purchasing from a trusted source** are critical steps to ensure a successful repair.
If the symptoms match a faulty relay (e.g., no heat, intermittent fan operation, or specific speed settings not working), this part will **restore proper HVAC function at a minimal cost**. For those uncomfortable with electrical work, consulting a mechanic for installation is advisable.
**Final Recommendation:**- **Buy the Standard Motor relay** if you ve confirmed the issue is with the cutout relay.
- **Test the relay** before purchasing (if possible) by swapping it with a known-good one or using a multimeter.
- **Purchase from a reputable dealer** (e.g., RockAuto, AutoZone, or a local parts store) to avoid counterfeit or low-quality parts.
- **Follow proper installation procedures** to ensure longevity and prevent further electrical issues.
Terminal Quantity: 4. Renowned Global Manufacturer: As a global manufacturer of original equipment ignition Products, we maintain complete quality control throughout the manufacturing process from component to finished product. Hardware Included: Bracket. Product Specifications Mounting Hole Quantity: 2.
Contents: Relay. Enhanced Wear Resistance: Featuring brass or copper contacts where specified, our relays offer extended wear resistance, ensuring reliability even in high-stress applications. HVAC Blower Motor Cutout Relay fits Chevy C10 Suburban 1968, 1970-1972 16YKKRFG: Brand: Standard Products condition: New Notes: Cut-Out Relay, Features:Built to Last: Our relays feature high-quality composite housings that protect against harsh temperatures and the most demanding under-hood conditions, ensuring lasting reliability. Detailed Applications Years: Vehicle: 1968, 1970-1972Chevrolet C10 Suburban.
Mounting Bracket Included: Yes.