1. Chevrolet Climate Controls & Control Units To Buy
  2. sku: 11363131030960773
  3. AUTOPART PREMIUM 66TTDC

AUTOPART PREMIUM 66TTDC Front Hvac Control Module

fits make: Chevy. year: 1996–2000.

66ttdc Autopart Premium Front Hvac Control Module Fits Chevy C2500 1996-2000

( Brand: Autopart Premium ), ( Manufacturer Part Number: 66TTDC ), ( Part Type: Hvac Control Module ), ( Engine: 5.0l V8, 5.7l V8, 7.4l V8, 6.5l V8 ), ( Trim: Standard, Cab, Pickup, Base, Extended, Cheyenne, 400, Ss, , Wt ), ( Compatible Make/model: Chevrolet C2500 ), ( Compatible Years: 1998 1997 1996 1999 2000 98 97 96 99 00 ), ( Position: Front ), ( Fitment Info: Hvac Control Module Location ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment )

Review AUTOPART PREMIUM Front Hvac Control Module Chevy fits C2500 1996–2000

The **Autopart 66TTDC Front HVAC Control Module** is a high-quality, direct-fit replacement designed specifically for Chevrolet C2500 models manufactured between 1996 and 2000, ensuring seamless integration with your vehicle s climate control system. This module serves as the central hub for your truck s front HVAC functions, controlling everything from temperature and fan speed to air distribution and defrost settings, all while maintaining precise compatibility with your truck s wiring and mounting points. Engineered to meet or exceed OEM standards, this module features a durable, corrosion-resistant construction that resists wear over time, even in demanding environments. The robust internal circuitry ensures reliable operation, eliminating common issues like erratic temperature fluctuations, unresponsive controls, or complete HVAC failure, which are often caused by faulty or degraded factory modules. Installation is straightforward, requiring minimal effort simply disconnect the old module, align the new one with the existing wiring harness, and secure it in place, making it an ideal solution for both DIY enthusiasts and professional mechanics. Whether you re restoring an older C2500 to its original functionality or upgrading an existing system, this HVAC control module delivers dependable performance, helping you maintain a comfortable cabin environment year-round without the hassle of frequent replacements or costly repairs.

### **Pros and Cons of Buying a Used Autopart 66TTDC Front HVAC Control Module for a 1996-2000 Chevy C2500**

#### **Pros:**

1. **Cost-Effective Alternative to Replacement** Purchasing a used or aftermarket HVAC control module is significantly cheaper than buying a new OEM part, which can cost upwards of $150 $300. A used or refurbished unit may range from $30 $100, depending on condition and source.

2. **Immediate Availability** Unlike waiting for an OEM part to arrive, a used or aftermarket module can often be sourced quickly, reducing downtime for repairs.

3. **Functional Performance** If the module is in good working condition, it will provide the same basic functionality as a new unit, allowing you to control the HVAC system properly.

4. **Compatibility** The 66TTDC module is designed specifically for the 1996 2000 Chevy C2500, ensuring a direct fit without modifications needed for wiring or connectors.

5. **Potential for Refurbished Quality** Some sellers offer professionally refurbished modules that have been tested and cleaned, reducing the risk of immediate failure.

6. **Easier Installation** Since the module is a direct replacement, installation is straightforward and typically requires only basic tools.

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#### **Cons:**

1. **Uncertain Quality and Reliability** Used modules may have hidden internal damage, wear, or electrical issues that could lead to premature failure. Without a warranty or return policy, you risk paying for a faulty part.

2. **No Warranty or Return Options** Many used or aftermarket parts come with limited or no warranties, leaving you responsible for any defects. Some sellers may not accept returns if the module fails shortly after purchase.

3. **Potential for Counterfeit or Mismatched Parts** There is a risk of receiving a non-genuine or incorrectly labeled module, which could not function as intended or even damage the vehicle s electrical system.

4. **Compatibility Issues** While the part is designed for your truck, slight variations in wiring or pinouts could occur, especially if the module is from a different year or trim level. This may require additional troubleshooting.

5. **Lack of Original Documentation** Unlike new parts, used modules may not come with installation instructions or diagnostic trouble codes (DTCs) that could help with setup or troubleshooting.

6. **Risk of Further HVAC Problems** If the original module failed due to a deeper issue (e.g., wiring damage, fuse problems, or a faulty blower motor), replacing just the module may not resolve the underlying problem.

7. **Limited Longevity** Used modules may not last as long as a new OEM part, especially if they were previously exposed to moisture, heat, or electrical surges.

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### **Conclusion:**

Buying a used or aftermarket **66TTDC Front HVAC Control Module** for your 1996 2000 Chevy C2500 can be a practical and budget-friendly solution if you prioritize cost savings over long-term reliability. However, the risks of receiving a faulty or incompatible part are significant, particularly if you purchase from an unverified seller. If you are comfortable with the potential downsides and have access to basic diagnostic tools, this option can be a viable temporary fix.

For a more permanent and worry-free solution, investing in an **OEM or high-quality aftermarket module with a warranty** is strongly recommended. If you decide to proceed with a used part, verify the seller s reputation, request a return policy, and test the module before finalizing the purchase.

### **Recommendation:**

- **Best Option:** Purchase a **new or refurbished OEM module** from a trusted auto parts dealer (e.g., RockAuto, Summit Racing, or a local Chevy specialist) with a warranty.

- **Budget Option:** If cost is a major concern, buy from a **reputable used parts marketplace** (e.g., eBay with seller ratings, Facebook Marketplace with verified listings) and test the module thoroughly before installation.

- **Avoid:** Purchasing from unknown sellers without return options or warranties, as this increases the risk of receiving a defective part.

Always ensure proper installation and test the HVAC system after replacement to confirm functionality. If the module fails shortly after purchase, consult a mechanic to diagnose whether the issue stems from the part itself or another system component.

Details:

Control Type: Manual. 1999 - 2000 Chevrolet C2500 Base Crew Cab Pickup 7.4L V8. 1999 - 2000 Chevrolet C2500 LS Extended Cab Pickup 5.7L V8. 1999 - 2000 Chevrolet C2500 LS 5.7L V8.

Mounting Type: Bolt On. Front Autopart Premium HVAC Control Module fits Chevy C2500 1996 - 2000 66TTDC: Position: Brand: condition: New Notes: Location: Front; With Manual Air Conditioning Controls; Rear Window Defogger Detailed AC Heater Climate with for Tahoe Yukon, Specifications Terminal Quantity: 7. Terminal Type: Blade.

part #: 66ttdc price

  • $75.75

specifications chvyacheatercontrols:

  • for makes: Chevy
  • for years: 1996-2000
  • brand: Autopart Premium
  • mpn: 66ttdc
  • part type: Hvac Control Module
  • engine: 5.0l V8, 5.7l V8, 7.4l V8, 6.5l V8
  • trim: Standard, Cab, Pickup, Base, Extended, Cheyenne, 400, Ss, , Wt
  • compatible make/model: Chevrolet C2500
  • compatible years: 1998 1997 1996 1999 2000 98 97 96 99 00
  • position: Front
  • fitment info: Hvac Control Module Location
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment

seller chvyacheatercontrols:

  • # reviews: 23507
  • rating: 99.1%
  • city: Albuquerque, New Mexico

shipping chvyacheatercontrols:

  • service: Economy
  • transit: 4-9 Days
  • class: Economy
  • type: Fixed
  • cost: $0.00

offer chvyacheatercontrols:

  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: March 28, 2026

payments chvyacheatercontrols:

  • wallet: Paypal
  • other
  • credit card: Visa

general chvyacheatercontrols:

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

returns chvyacheatercontrols:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
for makes: chevy, for years: 1996-2000, part type: hvac control module, engine: 5.0l v8, 5.7l v8, 7.4l v8, 6.5l v8, trim: standard, cab, pickup, base, extended, cheyenne, 400, ss, , wt, compatible make/model: chevrolet c2500, compatible years: 1998 1997 1996 1999 2000 98 97 96 99 00, position: front, fitment info: hvac control module location, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 11363131030960773,
Autopart Premium 66TTDC Is Similar To:
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1 offer $75.75 USD
  • New. Offer #1 priced at $75.75 + $0.00 shipping estimate = $75.75* total. 1999-2000 Chevrolet C2500 LS Extended Cab Pickup 5.7L V8. 1999-2000 Chevrolet C2500 LS Crew Cab Pickup 5.7L V8.FREE SHIPPING

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