1. Chevrolet Climate Controls & Control Units To Buy
  2. sku: 11650476476788603
  3. STANDARD PRODUCTS 99364QQSV

STANDARD MOTOR PRODUCTS 99364QQSV Control Relay Connector A/c Smp

fits model: Blazer. make: Chevrolet. year: 1971.

99364qqsv Standard Motor Products For 1971 Chevrolet Blazer A/c Control Relay Connector Smp

( Brand: Standard Motor Products ), ( Manufacturer Part Number: 99364QQSV ), ( Part Type: Control Motor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Hvac Control Relay Connector With 3 Female Terminals ), ( Application: Chevrolet Blazer A/c Control Relay Connector ), ( Product Name 2: Hvac Control Relay Connector ), ( Cs-sku: 400 )

Review STANDARD MOTOR PRODUCTS Chevrolet A/c Control Relay Connector Smp fits BLAZER 1971

The **Standard Motor 99364QQSV** is a meticulously engineered **A/C Control Relay Connector** specifically designed for the **1971 Chevrolet Blazer**, ensuring seamless integration with the vehicle s climate control system. This high-quality, direct-fit replacement is crafted to restore optimal functionality to the air conditioning relay circuit, eliminating common issues such as intermittent cooling performance, erratic blower motor operation, or complete A/C failure. Engineered with precision, the connector features a robust, corrosion-resistant design that withstands the harsh conditions of under-the-dash environments, including exposure to heat, moisture, and vibration critical factors that can degrade standard wiring harnesses over time. The **QQSV** designation indicates a specialized fit for the Blazer s electrical architecture, guaranteeing a snug, interference-free connection between the relay and the vehicle s wiring loom. Whether addressing a faulty original connector or upgrading an existing system for reliability, this component is built to deliver consistent power flow, reducing the risk of electrical shorts or loose contacts that can disrupt the A/C compressor clutch or blower motor operation. Ideal for both professional mechanics and DIY enthusiasts, the **99364QQSV** ensures a clean, professional installation with minimal effort, allowing the vehicle s cooling system to function as intended providing reliable comfort during hot climates and preventing premature wear on the A/C compressor. Backed by Standard Motor s reputation for durability and compatibility, this connector is a trusted solution for restoring or enhancing the performance of classic Chevrolet vehicles.

**Pros and Cons of buying a Standard Motor 99364QQSV A/C Control Relay Connector for a 1971 Chevrolet Blazer**

### **Pros:**

1. **Compatibility** This part is specifically designed for the 1971 Chevrolet Blazer, ensuring a direct fit without modifications. The part number (99364QQSV) is a standard aftermarket solution for the vehicle s air conditioning control relay and connector system, reducing the risk of mismatches.

2. **Reliability** Standard Motor is a well-known manufacturer in the automotive industry, particularly for electrical components like relays and connectors. Their parts are built to withstand typical operating conditions, reducing the likelihood of premature failure due to poor quality.

3. **Ease of Installation** The connector is designed to plug into the existing wiring harness of the Blazer s A/C system. Since it s a direct replacement, installation should be straightforward for someone with basic mechanical or electrical skills. No soldering or complex wiring is usually required just unplugging the old connector and attaching the new one.

4. **Cost-Effective** Compared to having a professional install a new relay or connector, purchasing this part yourself saves labor costs. It s also likely cheaper than buying a full relay assembly if the issue is isolated to the connector.

5. **Prevents Common Issues** Loose or corroded connectors can cause intermittent A/C failures, strange noises, or complete system shutdowns. Replacing the connector can resolve these problems, restoring proper functionality to the A/C control circuit.

6. **Availability** This part is widely available through online retailers (e.g., Amazon, RockAuto, eBay) and automotive parts stores. It s not a rare or hard-to-find component, so you won t face long wait times or sourcing difficulties.

7. **Long-Term Solution** If the original connector failed due to wear, corrosion, or poor manufacturing, replacing it with a Standard Motor part provides a durable alternative that should last as long as the vehicle s other electrical components, assuming proper handling.

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### **Cons:**

1. **Potential Counterfeit Risk** While Standard Motor is a reputable brand, some online marketplaces may sell counterfeit or refurbished parts under the same part number. Buying from untrusted sellers could result in a low-quality or incompatible product. Always verify the seller s reputation and check for authenticity (e.g., packaging, serial numbers).

2. **Misdiagnosis Risk** If the A/C system s issues stem from a different problem (e.g., a faulty relay, compressor clutch, or wiring damage), replacing just the connector may not resolve the underlying issue. A thorough diagnosis is essential before purchasing this part to avoid wasting money on an unnecessary replacement.

3. **Minimal Performance Gain** This part is primarily a connector; it doesn t improve the performance of the A/C system itself. If the A/C is weak or inefficient due to other factors (e.g., refrigerant leak, compressor failure), replacing the connector will not address those problems.

4. **Physical Wear During Installation** If the original connector was corroded or damaged, removing it might require some force, potentially damaging the surrounding wiring harness. Care must be taken to avoid nicking or breaking the wires during installation.

5. **Limited Warranty** Standard Motor parts typically come with a limited warranty (often 12 months or lifetime for some components), but this varies by retailer. If the part fails shortly after purchase, you may need to cover replacement costs out of pocket unless the seller or manufacturer honors the warranty.

6. **No Guarantee of Original Functionality** While the part is designed to be a direct replacement, there s always a slight chance of manufacturing defects or inconsistencies in the connector s fit or performance. Testing the A/C system after installation is crucial to confirm it s working correctly.

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### **Conclusion:**

The **Standard Motor 99364QQSV A/C Control Relay Connector** is a practical and reliable choice for addressing connector-related issues in a 1971 Chevrolet Blazer s air conditioning system. Its compatibility, ease of installation, and cost-effectiveness make it a sound investment for DIYers or those looking to avoid professional labor costs. However, it s essential to ensure the part is genuine, diagnose the root cause of the A/C problem, and handle installation carefully to avoid complications.

### **Recommendation:**

- **Buy from a trusted source** (e.g., RockAuto, Amazon with verified sellers, or a local auto parts store) to avoid counterfeit parts.

- **Verify the issue** before purchasing confirm that the problem is indeed related to the connector (e.g., intermittent A/C failure, loose connections, or corrosion).

- **Test the system after installation** to ensure the connector resolves the issue. If the A/C still doesn t work, further diagnosis may be needed (e.g., checking the relay, compressor clutch, or wiring).

- **Consider professional help** if you re unsure about diagnosing or installing the part, especially if the wiring harness is fragile or corroded.

For most users, this part is a **worthwhile purchase** if the symptoms align with connector failure. However, always prioritize proper diagnosis to avoid unnecessary expenses.

Details:

12 Month Warranty Fitment Notes: Vehicle: 1971 Chevrolet Blazer. Our connectors undergo thorough quality checks and rigorous testing at every stage of production. This ensures each connector is reliable and built to perform. Connector Quantity: 1.

Simplify your installation process with our user-friendly, factory-assembled connector. 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.

part #: 99364qqsv price

  • $18.70

specifications chvyacheatercontrols:

  • for models: Blazer
  • for makes: Chevrolet
  • for years: 1971
  • brand: Standard Motor Products
  • mpn: 99364qqsv
  • part type: Control Motor
  • manufacturer warranty: 12 Month Warranty
  • notes: Hvac Control Relay Connector With 3 Female Terminals
  • application: Chevrolet Blazer A/c Control Relay Connector
  • product name 2: Hvac Control Relay Connector
  • cs-sku: 400

offer chvyacheatercontrols:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: April 17, 2026

seller chvyacheatercontrols:

  • # reviews: 328818
  • rating: 98.8%
  • city: Westport, Massachusetts

general chvyacheatercontrols:

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

returns chvyacheatercontrols:

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

payments chvyacheatercontrols:

  • credit card: Visa
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  • wallet: Google-pay

shipping chvyacheatercontrols:

  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • type: Fixed
  • transit: 5-8 Days
  • cost: $0.00
  • class: Standard
for models: blazer, for makes: chevrolet, for years: 1971, part type: control motor, manufacturer warranty: 12 month warranty, notes: hvac control relay connector with 3 female terminals, application: chevrolet blazer a/c control relay connector, product name 2: hvac control relay connector, cs-sku: 400,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 11650476476788603,
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1 offer $18.70 USD
  • New. Offer #1 priced at $18.70 + $0.00 shipping estimate = $18.70* total. We include wire connectors and extended lead wires (where applicable), this hassle-free experience eliminates the need for specialized tools. 1971 Chevrolet Blazer.FREE SHIPPING

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