Auto AC Repair in Portage WI

Conrad’s Auto Care

Plus Electrical System Service

Cool Air. Reliable Starts. Full Power.

When your vehicle’s AC or electrical system stops working, you feel it right away. Whether your cabin won’t cool down or your dashboard lights go dark, you need fast, expert help to restore comfort and functionality.

At Conrad’s Auto Care, LLC, we provide full-service auto AC repair and electrical diagnostics in Portage, WI. From recharging your refrigerant to replacing a failing alternator, we get to the root of the issue quickly and fix it with precision.

Why Climate Control & Electrical Health Matter

You rely on your AC, defrost, and electronics year-round. Whether it’s freezing outside or sweltering hot, these systems help keep you safe, comfortable, and alert on the road.

Electrical problems, meanwhile, can lead to more than just flickering lights — they can prevent your vehicle from starting or even compromise engine performance.

At Conrad’s, we take a thorough approach to troubleshooting both HVAC and electrical problems using advanced tools to isolate the issue and restore everything to factory-level performance.

AC / HVAC Services

A working AC system does more than keep you comfortable it also defogs your windshield and helps regulate internal cabin climate.

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Auto AC Repair & Recharge

If your air conditioning isn’t blowing cold or smells musty, we’ll inspect the system and get it working again.

  • Refrigerant recharge (R-134a & R-1234yf)

  • Leak detection & sealing

  • Compressor and condenser service

  • Blower motor and fan repair

  • Cabin filter replacement

We’ll make sure your system blows cold, clear air and operates efficiently through the seasons.

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Heating & Defrost System Repair

Cold winters in Wisconsin demand a reliable heater and defrost system.

  • Heater core diagnostics

  • Thermostat replacement

  • Blower motor troubleshooting

  • Defrost vent repair

If your windows fog up or your cabin won’t heat, we’ll get it resolved fast.

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Battery, Starter & Alternator Service

These are the three key components responsible for starting and powering your vehicle.

  • Battery testing and replacement

  • Starter motor diagnostics and service

  • Alternator replacement

  • Charging system checks

If your vehicle struggles to start, dims while running, or needs frequent jump-starts, bring it in for an electrical check.

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Wiring, Fuses & Connectors

From shorts to broken relays, we handle the hard-to-find electrical gremlins.

  • Wiring harness inspections

  • Blown fuse replacement

  • Relay and circuit diagnostics

  • Power window and lock troubleshooting

Our team works methodically to track down hidden faults and restore reliable power.

Our Process: Fast, Focused, and Accurate

We know how frustrating electrical and AC issues can be. Our process makes it simple:

01

Listen to Your Concerns

You describe the symptoms weak airflow, warning lights, no start, etc.

02

Complete Diagnostic Scan

We scan for codes, inspect components, and test electrical systems manually and digitally.

03

Explain the Problem Clearly

You get a breakdown of what’s causing the issue, how we’ll fix it, and the full cost up front.

04

Certified Repair Work

We perform the service using trusted parts and manufacturer-level standards.

05

Post-Service Testing

All systems are verified before we return your vehicle — no guesswork or quick patches.

Why Conrad’s Auto Care?

When it comes to auto AC repair and electrical work in Portage, WI, experience and equipment matter. Here’s what makes us the go-to shop for diagnostics and repair:

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Certified, Trained Technicians

We’re skilled in both mechanical and electronic systems with tools to match.

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Advanced Diagnostics

Our scan tools read the latest OBD-II and manufacturer-specific codes to pinpoint the issue quickly.

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Honest, Upfront Quotes

We’ll never sell you a part you don’t need and we’ll explain what’s critical, what’s optional, and what can wait.

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Clean, Comfortable Results

Our goal is a smooth-running vehicle cool in the summer, warm in the winter, and problem-free year-round.

FAQs

FAQs – AC & Electrical Repair

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  • How long does an AC recharge last?

    It depends on system condition. If your system is sealed and healthy, a recharge can last several years. If it’s leaking, we’ll find and fix it before recharging.

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  • Why does my car battery keep dying?

    It could be a weak battery, a faulty alternator, or a parasitic electrical drain. We’ll test the full system to find the cause.

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  • Can I drive with a check engine light on?

    Sometimes but it depends on the code. We’ll diagnose it quickly and let you know if it’s safe to drive.

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  • Do you service electrical systems in hybrid or EV vehicles?

    We handle basic electrical systems in hybrids but do not currently perform high-voltage EV repair.

Book Climate or Electrical Service Today

Don’t let electrical issues or a broken AC system slow you down. Conrad’s Auto Care offers fast, accurate, and affordable repair for all your vehicle’s comfort and power needs.

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Open Monday–Friday, 9am–5pm — call to schedule or just stop by.

Conrad’s Auto Care – Stay Cool, Start Strong, and Drive With Confidence.