STANDARD MOTOR PRODUCTS 17276SSCZ El Control Relay Connector A/c Smp

( Brand: Standard Motor Products ), ( Manufacturer Part Number: 17276SSCZ ), ( Part Type: Control Motor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Hvac Control Relay Connector ), ( Years: 1978 1979 1980 1981 1982 1983 1984 ), ( Application: Chevrolet El Camino A/c Control Relay Connector ), ( Cs-sku: 400 )

Review STANDARD MOTOR PRODUCTS Chevrolet El A/c Control Relay Connector Smp fits CAMINO 1978–1984

The **Standard Motor Products 17276SSCZ** is a precision-engineered **air conditioning control relay connector assembly** designed specifically for **1978 through 1984 Chevrolet El Camino models**, including the **1979 variant** mentioned. This high-quality component serves as a critical interface between the vehicle s electrical system and the **air conditioning (A/C) control module**, ensuring seamless operation of the climate control functions. Crafted with meticulous attention to detail, the **17276SSCZ** features a **robust, corrosion-resistant connector** that securely mates with the **SMP (Standard Motor Products) relay and control wiring harness**, preventing loose connections that could lead to intermittent A/C performance, erratic fan speeds, or complete system failure. The relay itself is a **high-reliability, heavy-duty unit** engineered to handle the electrical demands of the El Camino s A/C compressor clutch, ensuring smooth engagement and disengagement while minimizing wear on the system. This connector assembly is built to withstand the rigors of automotive environments, including exposure to heat, vibration, and moisture, making it an ideal replacement for worn or damaged original equipment components. Whether addressing a **failing A/C relay**, a **loose wiring harness**, or a **corroded connector**, the **17276SSCZ** provides a direct, plug-and-play solution that restores proper functionality to the vehicle s climate control system. Its **universal compatibility** with the specified El Camino models ensures an exact fit, while its **durable construction** guarantees long-term reliability, making it a trusted choice for both professional mechanics and DIY enthusiasts seeking to maintain optimal performance in their classic Chevrolet.

### **Pros and Cons of buying a Standard Motor 17276SSCZ A/C Control Relay Connector (SMP) for a 1979 Chevrolet El Camino**

1. **Direct Fitment** This part is specifically designed for the 1978 1984 Chevrolet El Camino, ensuring compatibility without modifications. The "SMP" designation suggests it is a direct replacement for the original equipment manufacturer (OEM) component, reducing the risk of installation issues.

2. **Reliability** Standard Motor is a well-known brand in automotive electrical and HVAC components, known for producing durable and long-lasting parts. The relay and connector are likely built to withstand repeated cycling, which is common in A/C systems.

3. **Compatibility with Aftermarket Upgrades** If you plan to upgrade your A/C system (e.g., adding a remote control, digital dash, or aftermarket compressor), this relay/connector setup may integrate smoothly with other aftermarket parts, as it is designed for the original wiring harness.

4. **Ease of Installation** Since it is a direct-fit part, installation should be straightforward for someone with basic mechanical or electrical skills. The connector is likely designed to plug directly into the existing wiring, minimizing soldering or crimping requirements.

5. **Prevents Common Failures** A faulty A/C control relay or damaged connector can cause intermittent A/C operation, failure to turn on, or erratic behavior. Replacing this part can resolve electrical issues that might otherwise require more extensive (and costly) repairs.

6. **Cost-Effective** Compared to labor-intensive repairs (e.g., rewiring the entire A/C system or replacing the entire control module), this is a relatively inexpensive fix. Pricing for this part is typically reasonable, especially when purchased from reputable dealers or online marketplaces.

7. **Availability of Support** Standard Motor parts often come with manufacturer warranties or customer support, providing peace of mind in case of defects or installation issues.

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1. **Age of the Vehicle** Your 1979 El Camino is over 40 years old, which means the wiring harness, relay, and connectors may already be degraded due to age, heat, or environmental factors. Even if the part fits, the surrounding wiring or terminals might be corroded or brittle, leading to future failures.

2. **Potential for Counterfeit or Low-Quality Parts** While Standard Motor is a reputable brand, purchasing from untrusted sellers (e.g., unknown online marketplaces, eBay without seller ratings, or unlicensed dealers) could result in counterfeit or substandard parts. Always verify the seller s authenticity.

3. **Additional Wear on the System** If the A/C system has been neglected (e.g., refrigerant leaks, compressor wear, or clogged filters), replacing just the relay and connector may not fully resolve A/C performance issues. The underlying system might still fail prematurely.

4. **Compatibility with Modified Systems** If your El Camino has had aftermarket modifications (e.g., a digital dash, custom wiring, or a non-OEM A/C control module), this part may not integrate perfectly. Always check wiring diagrams or consult a professional before assuming it will work seamlessly.

5. **Limited Longevity Guarantee** While Standard Motor parts are durable, they are not immune to wear over time. If the relay or connector fails again within a few years, you may need to replace it again, especially if the vehicle is used frequently or driven in harsh conditions.

6. **Installation Challenges** If the original wiring harness is damaged or the connector ports are corroded, installation could be difficult. You may need to clean terminals, use electrical contact cleaner, or even replace sections of wiring, adding to the time and effort required.

7. **No Warranty on Older Vehicles** Some sellers or manufacturers may void warranties if the part is installed on a vehicle outside the warranty period (e.g., pre-1990 models). Always confirm warranty terms before purchasing.

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### **Conclusion**

The **Standard Motor 17276SSCZ A/C Control Relay Connector** is a **solid, direct-fit replacement** for your 1979 Chevrolet El Camino s A/C system. It offers **reliability, ease of installation, and compatibility** with the original wiring, making it a practical choice if your A/C control issues stem from a faulty relay or connector. However, **age-related wear, potential counterfeit parts, and underlying system degradation** could offset its benefits.

If your primary issue is **intermittent A/C operation, the system not turning on, or erratic relay behavior**, this part is likely the correct solution. But if the A/C system has **other problems (e.g., weak cooling, compressor failure, or electrical shorts elsewhere)**, addressing those issues concurrently would be wise.

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### **Recommendation**

1. **Verify the Problem** Before purchasing, confirm that the issue is indeed the relay or connector. Test the relay with a multimeter (check for continuity in the correct positions) or swap it with a known-good relay from another vehicle (if possible). If the A/C works when the relay is bypassed, this part is the right fix.

2. **Purchase from a Trusted Source** Buy the part from an **authorized Standard Motor dealer, a reputable auto parts store (e.g., RockAuto, AutoZone, or local shops with good reviews), or a verified eBay/seller**. Avoid unknown sellers to prevent counterfeit parts.

3. **Inspect the Wiring Harness** During installation, check the **wiring harness, terminals, and connectors** for corrosion, fraying, or damage. Clean terminals with **electrical contact cleaner** and use **heat shrink tubing or electrical tape** to secure connections if needed.

4. **Consider a Full System Check** If the A/C has been unreliable for years, consider having a **professional inspect the compressor, refrigerant levels, and condenser**. A partial fix (just the relay) may not solve deeper issues.

5. **Install Properly** Follow the **vehicle s wiring diagram** (available in a repair manual or online) to ensure the relay is installed in the correct position. Misrouting wires can cause further electrical problems.

6. **Test After Installation** After replacing the relay and connector, **test the A/C system thoroughly** cycle the relay on/off, check for proper operation, and listen for unusual noises or electrical interference.

**Final Verdict:** **Buy the Standard Motor 17276SSCZ if your A/C issue is isolated to the relay/connector.** It is a **cost-effective, reliable fix** for a common failure point. However, if the vehicle has **multiple A/C or electrical problems**, prioritize addressing those first for long-term reliability.

Details:

Simplify your installation process with our user-friendly, factory-assembled connector. Our connectors undergo thorough quality checks and rigorous testing at every stage of production. We produce them in facilities certified to TS16949 and ISO9001 Standards, designed for specific vehicle applications. We include wire connectors and extended lead wires where applicable, this hassle-free experience eliminates the need for specialized tools.

12 Month Warranty Fitment Notes: Vehicle: 1978 1984 Chevrolet El Camino. Connector Quantity: This ensures each connector is reliable and built to perform.

part #: 17276sscz prices

• $39.22-$58.51

specifications chvyacheatercontrols:

• for models: Camino
• for makes: Chevrolet
• for years: 1978-1984
• brand: Standard Motor Products
• mpn: 17276sscz
• part type: Control Motor
• manufacturer warranty: 12 Month Warranty
• notes: Hvac Control Relay Connector
• years: 1978 1979 1980 1981 1982 1983 1984
• application: Chevrolet El Camino A/c Control Relay Connector
• cs-sku: 400

general chvyacheatercontrols:

• condition: New
• Car Truck Parts Accessories > Air Conditioning Heating > HVAC Controls Control Units

seller chvyacheatercontrols:

• city: Fresno, California
• rating: 98.8%
• # reviews: 329505

shipping chvyacheatercontrols:

• cost: $0.00
• transit: 3-7 Days
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• carrier: FedEx

payments chvyacheatercontrols:

• wallet: Paypal
• credit card: Diners-club
• other

offer chvyacheatercontrols:

• availability: In Stock
• quantity: 1
• started: April 21, 2026
• sold: 0
• options: Ship-to-home

returns chvyacheatercontrols:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

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