What size furnace should I buy?

Square FootageFurnace BTU
1,000-1,200 sq. ft. Home40,000 - 60,000 BTU
1,200-1,500 sq. ft. Home60,000 BTU
1,500-1,800 sq. ft. Home60,000 - 80,000 BTU
1,800-2,500 sq. ft. Home80,000 - 100,000 BTU
2,500-3,500 sq. ft. Home100,000 to 120,000 BTU
Goodman GMVM97 Review

Goodman GMVM97 Review

AFUE: Up to 98%
ENERGY STAR ®: Yes
Burner Type: Modulating
Blower Type: Variable-speed ECM
Price: $4,600 to $5,200
BTU Output: 29,400 to 97,000
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Goodman GMVM97 — The Flagship Furnace

The Goodman GMVM97 represents the top tier of Goodman’s furnace lineup — their most advanced, most efficient, and most feature-packed model. Engineered for superior comfort, quiet operation, and energy efficiency, it combines smart technology with dependable performance at a surprisingly affordable price for a modulating furnace.

This in-depth review breaks down everything you need to know about the GMVM97, including its efficiency, features, warranty, and how it compares to other Goodman models to help you make the right choice for your home.


The Goodman GMVM97 at a Glance

Average Price (with Installation): $4,600 – $5,200

Top Features:

  • Modulating burner for precise temperature control and maximum efficiency

  • Variable-speed ECM blower for quiet and consistent airflow

  • Advanced ComfortBridge™ communicating technology

  • CoolCloud™ HVAC app for technician access and diagnostics

  • Lower NOx emissions than many furnaces in its class

  • Secondary heat exchanger for improved energy utilization

  • Self-diagnostic system for faster troubleshooting and maintenance

  • Compatible with both communicating and traditional thermostats

  • Excellent warranty protection for long-term peace of mind


The Bottom Line

The GMVM97 is Goodman’s most advanced residential furnace, designed for homeowners who want maximum comfort and energy savings. With its modulating gas valve, the furnace adjusts its heating output in small increments based on your home’s needs — maintaining a steady temperature, minimizing noise, and improving humidity control.

With an AFUE of 98% and ENERGY STAR® certification, this model not only saves on heating bills but also often qualifies for local rebates or energy incentives. It’s also equipped with Goodman’s exclusive ComfortBridge™ and CoolCloud™ technologies, making it both smart and easy to maintain.

In short, the GMVM97 is a premium yet cost-effective choice for homeowners looking to balance high performance with long-term reliability.


In-Depth Review

Goodman GMVM97 Specifications

Specification Details
AFUE Efficiency 98%
Burner Type Modulating
Blower Type Variable-speed ECM
ENERGY STAR Certified Yes
Heating Capacity 29,400 – 97,000 BTU
Heat Exchanger Warranty Lifetime (with registration)
Parts Warranty 10 years
Unit Replacement Warranty 10 years (with registration)

Key Features Overview

ComfortBridge™ Technology

Goodman’s proprietary ComfortBridge system allows the furnace to communicate internally with key components and your thermostat, automatically optimizing performance for better comfort and efficiency. It intelligently adjusts the furnace’s operation based on current temperature, humidity, and heating demand — ensuring consistent warmth with minimal energy waste.

CoolCloud™ HVAC App

This mobile app gives technicians wireless access to the furnace’s diagnostics and performance data, streamlining installation, configuration, and service calls. It helps ensure accurate setup and faster repairs, saving time and minimizing potential issues.


Additional Features

  • Tubular primary heat exchanger for enhanced durability and longevity

  • Silicon nitride igniter for reliable, energy-efficient operation

  • Variable-speed induced draft blower for quieter performance

  • Cabinet insulation to minimize heat loss and operational noise

  • Quick-drain condensate system to prevent leaks and improve reliability

  • Compatible with air cleaners and humidifiers for improved indoor air quality


Warranty Coverage

Despite its premium design, Goodman maintains its reputation for offering industry-leading warranty protection on the GMVM97:

  • Lifetime heat exchanger warranty

  • 10-year parts warranty

  • 10-year unit replacement warranty (if the heat exchanger fails within 10 years)

To qualify for full warranty benefits:

  1. Register the furnace within 60 days of installation.

  2. Have the system installed by a licensed HVAC professional.

  3. Schedule regular maintenance as outlined in the user manual.

Failing to register or using unlicensed installers may reduce or void coverage.


Comparable Goodman Models

1. GMVM97 vs. GM9C96 (Price Comparison)

The GM9C96 is a mid-range, two-stage furnace that delivers strong performance at a lower cost. While it lacks the GMVM97’s modulating burner and advanced features, it still offers a 96% AFUE, secondary heat exchanger, and ENERGY STAR certification.

If you’re on a tighter budget but still want efficiency and reliability, the GM9C96 offers excellent value — though without the same precision comfort or smart technology.


2. GMVM97 vs. GMVS96-U (Feature Comparison)

The GMVS96-U is part of Goodman’s ultra-low NOx lineup, making it a better option for eco-conscious buyers or those in regions with strict emissions standards. It’s a single-stage furnace, but still includes a variable-speed blower, ComfortBridge, and CoolCloud support.

However, with its 96% AFUE, it’s slightly less efficient than the GMVM97’s 98%. The difference in performance is small, but the GMVS96-U produces ultra-low emissions, which the GMVM97 does not.


3. GMVM97 vs. GCVM97 (Tier Comparison)

The GCVM97 and GMVM97 are nearly identical — both are modulating, variable-speed, and ENERGY STAR certified. The primary difference is that the GCVM97 has a 97% AFUE, while the GMVM97 reaches 98%.

The GCVM97 also tends to cost slightly more ($4,700 – $5,300 installed) despite the lower efficiency, so the GMVM97 is typically the better value overall.


Final Thoughts

The Goodman GMVM97 is the brand’s top-performing furnace — a combination of intelligent design, energy efficiency, and long-term reliability. Its modulating operation and variable-speed blower deliver unmatched comfort, while Goodman’s smart control systems ensure it runs efficiently year-round.

With strong warranty protection and ENERGY STAR® performance, it’s an excellent choice for homeowners who want premium heating without paying a premium price.