Stay Comfortable in Any Season With Professional Auto HVAC Service

Whether you’re driving in the heat of summer or the freezing Mt. Hood winters, your vehicle’s heating and air conditioning system should keep you comfortable and safe. At Sandy Automotive & Exhaust, we provide complete heating and AC repair, diagnostics, and maintenance for all makes and models.

From weak airflow to no heat, strange smells, or warm A/C, our technicians pinpoint the issue quickly and get your climate control system working like new again.

We proudly serve Sandy, Gresham, Boring, Damascus, Welches, Troutdale, and the entire Mt. Hood region.

 

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Signs You Need Heating or AC Repair

If your vehicle’s HVAC system is failing, you may notice:

Air not blowing cold or hot

A common sign of refrigerant, heater core, or blend door issues.

Weak or inconsistent airflow

May indicate a failing blower motor or clogged cabin filter.

Strange smells from vents

Could be mold, leaks, or electrical issues.

AC only works sometimes

Sensor or pressure-related issues.

Loud noises when HVAC is on

Blower motor failure or debris inside the system.

Windows fogging excessively

Often tied to heater core leaks or AC malfunction.

Temperature changes while driving

Indicates compressor or coolant flow issues.

If you experience any of these, bring your vehicle in for a diagnostic.

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Our Heating & A/C Repair Services

We provide full HVAC diagnostics, service, and repair for all vehicles.

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AC Recharge & Refrigerant Service

Over time, refrigerant levels drop or leaks can develop.

Our recharge service includes:

 

• Leak inspection
• Evacuating old refrigerant
• Recharging with new R134a or R1234yf (depending on vehicle)
• Pressure testing
• Performance check at idle & highway RPM

This restores cold air and ensures proper system pressure.

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AC Compressor Repair & Replacement

The compressor is the heart of your air conditioning system.

We repair or replace:

 

• AC compressors
• Clutches
• Belts & pulleys
• Expansion valves
• Condensers

A failing compressor causes warm air, noise, or complete AC failure.

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Heater Repair

Oregon winters demand a reliable heating system.

We service:

 

• Heater cores
• Temperature blend doors
• Coolant flow issues
• Thermostats
• Water pumps
• Heater control modules

If your heat is weak or not blowing, we’ll fix it fast.

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Blower Motor & Cabin Airflow Repair

If the air is barely coming out of the vents, your blower motor or fan may be failing.

We repair:

 

• • Blower motors

• • Blower resistors

• • Vent actuators

• • Clogged cabin filters

This restores strong, clean airflow.

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AC Leak Detection & Hose Repair

Leaks are the #1 cause of warm air.

We use:

 

• • UV dye detection

• • Pressure testing

• • Visual inspection

• • System performance analysis

We repair or replace hoses, seals, and fittings to stop leaks and restore cold air.

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HVAC Electrical & Sensor Diagnostics

Modern vehicles rely on sensors to regulate temperature.

We diagnose:

 

• • AC pressure sensors

• • Temperature sensors

• • Control modules

• • HVAC fuses & wiring

• • Blend door actuators

We fix electrical issues quickly and accurately.

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Why Choose Sandy Automotive & Exhaust for AC & Heating Repair?

20+ years of trusted service

Local expertise with all makes & models.

Accurate diagnostics

We fix the root cause — not just recharge the system and hope.

High-quality parts

OEM-grade or better for long-lasting performance.

Fast service

Most repairs completed same-day.

Honest recommendations

We never upsell unnecessary repairs.

Comfortable waiting area

Relax while we restore your climate control.

Drivers trust us because we do the job right the first time.

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How Often Should You Service Your Heating & AC System?

Most manufacturers recommend:

 

• • AC Service: Every 2 years

• • Cabin Filter: Every 12,000–15,000 miles

• • Coolant Flush: Every 60,000 miles

• • Heater Core Check: As needed, especially in older vehicles

Regular service prevents unexpected failures — especially before summer or winter.

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Serving Sandy, Gresham, Boring & the Mt. Hood Area

We provide A/C and heating service for customers in:

Sandy, Gresham, Boring, Damascus, Troutdale, Welches, Rhododendron, Government Camp, Corbett, and surrounding communities.

Whether you’re commuting or traveling into the mountains, we ensure your HVAC system is ready for the weather.

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Schedule Your Heating or AC Repair Today

If your car’s AC is warm or your heater isn’t blowing, don’t wait — get your system checked today.

Call us: 503-668-9856
Email: info@sandyautomotiveandexhaust.com
Visit: 41880 SE Highway 26 Sandy, OR 97055

Or book your climate control service online now.