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Best in town 5 year/50k mile warranty

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assistance

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0% interest financing options available

Experts

ASE certified technicians

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Free shuttle service while we work on your vehicle

400+ 5 Star Reviews

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Reviews

Free Second Opinion Inspection.
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Free Second Opinion Inspection. 100% Price Match Guarantee.

Starting & Charging Systems

Car Won't Start? Starting & Charging Systems Service Can Help

Your battery, starter, and alternator work together every time you drive. When one of these components begins to fail, professional diagnostics can help restore reliable starting and charging performance.

We had them replace the engine on our 2002 Toyota Echo. It now runs like a charm, and they gave us a three year, 30,000 mile warranty on the engine and labor. We highly recommend Multnomah Automotive!

Joel Glick

We had them replace the engine on our 2002 Toyota Echo. It now runs like a charm, and they gave us a three year, 30,000 mile warranty on the engine and labor. We highly recommend Multnomah Automotive!

Joel Glick

Starting & Charging Systems Services

Why Choose Multnomah Automotive for Battery, Starter & Alternator Repair?

A vehicle that struggles to start isn’t always dealing with a bad battery. The problem could be a worn starter, a weak alternator, damaged cables, or another electrical component. Because these parts are closely connected, replacing one without properly testing the system can lead to repeat repairs and unnecessary expense.

 

Multnomah Automotive provides thorough starting & charging systems service using a complete diagnostic approach. Our technicians inspect the battery, starter, alternator, charging output, wiring, and electrical connections to determine exactly what’s causing the issue. Rather than guessing, we focus on accurate testing and dependable repairs that restore your vehicle’s reliability. Our goal is to help you avoid unexpected breakdowns while extending the life of your vehicle’s electrical system.

Schedule A Starting & Charging Systems Service Today!

Signs Your Battery, Starter, or Alternator May Be Failing

Having these warning signs checked early can help prevent more extensive electrical repairs. If your vehicle shows any of these symptoms, it’s time for a professional inspection:

A vehicle that requires frequent jump-starts typically has a problem with the battery or charging system. A weak, aged, or defective battery may no longer be able to hold a sufficient charge, causing it to discharge between uses. A faulty alternator or voltage regulator can prevent the battery from being recharged while the engine is running. Other possible causes include excessive parasitic current draw from electrical components that continue to consume power when the vehicle is off, corroded or loose battery terminals, damaged battery cables, or poor ground connections. In some cases, repeated short trips may not allow enough time for the alternator to fully recharge the battery, leading to repeated starting difficulties.

An engine that cranks slowly or will not start can be caused by several issues within the starting or electrical system. A weak, discharged, or defective battery may not provide enough power to operate the starter motor effectively. Corroded or loose battery terminals, damaged battery cables, or poor ground connections can restrict electrical current and reduce starting performance. A faulty starter motor or starter solenoid may prevent the engine from cranking properly, while a failing alternator may be unable to keep the battery charged. In some cases, problems with the ignition system, fuel delivery system, engine management system, or excessive internal engine resistance can also prevent the engine from starting or cause slow cranking.

A clicking sound when turning the key is commonly caused by insufficient electrical power reaching the starter motor. The most frequent cause is a weak or discharged battery that does not have enough voltage to engage the starter. Corroded or loose battery terminals, damaged battery cables, or poor ground connections can also limit current flow and produce a clicking noise. A faulty starter solenoid may click but fail to send power to the starter motor, while a worn or defective starter motor may be unable to crank the engine. In some cases, excessive engine resistance or a seized engine can also prevent the starter from turning the engine, resulting in a clicking sound instead of normal cranking.

A burning smell or loose battery connections can indicate a problem within the vehicle’s electrical system that may affect starting and charging performance. Loose battery terminals can create high electrical resistance, causing heat buildup that may melt protective coatings, damage connectors, and produce a burning odor. Corrosion on the battery terminals or cables can also interfere with proper electrical flow and contribute to overheating. Damaged battery cables, poor connections, an overcharging alternator, or a failing electrical component may cause excessive current flow and generate heat near the battery. These conditions should be inspected and corrected promptly to prevent further electrical damage or potential safety hazards.

A battery warning light that remains illuminated while the engine is running usually indicates a problem with the vehicle’s charging system. A faulty alternator may not be producing enough electrical power to recharge the battery, causing the warning light to stay on. Other possible causes include a loose or broken drive belt that prevents the alternator from operating properly, corroded or loose battery terminals, damaged wiring, or poor electrical connections within the charging circuit. A defective voltage regulator or a failing battery can also trigger the warning light. If the light stays on, the battery will gradually lose its charge, which can eventually lead to starting problems or engine shutdown.

Headlights that dim while driving or idling are often an indication of a problem with the vehicle’s charging or electrical system. A failing alternator may not produce sufficient electrical output, especially at idle, causing battery voltage to drop and the headlights to dim. A worn or slipping drive belt can reduce alternator performance, while a weak or failing battery may be unable to support the electrical system during periods of increased demand. Corroded or loose battery terminals, poor ground connections, damaged wiring, or high-resistance electrical connections can also reduce the voltage supplied to the headlights. In some cases, a faulty voltage regulator or excessive electrical load from accessories can contribute to dimming headlights while the vehicle is operating.

A battery that repeatedly loses its charge is often the result of a problem with the battery, charging system, or an excessive electrical drain. An aging or defective battery may no longer be able to store and retain an adequate charge. A faulty alternator or voltage regulator can prevent the battery from being properly recharged while the engine is running. Parasitic current draw from electrical components that remain active after the vehicle is turned off can also drain the battery over time. Additionally, corroded or loose battery terminals, damaged battery cables, poor ground connections, or frequent short trips that do not allow sufficient charging time can contribute to repeated battery discharge.

Power windows or electronic components that work inconsistently are often caused by issues within the vehicle’s electrical system. A weak battery, failing alternator, or unstable charging system can result in insufficient voltage being supplied to operate electronic components properly. Loose or corroded battery terminals, poor ground connections, damaged wiring, or faulty connectors can interrupt electrical flow and cause intermittent operation. Worn window switches, failing motors, defective relays, or malfunctioning control modules may also prevent power windows and other electronics from working reliably. In some cases, blown fuses, electrical shorts, or excessive resistance in the circuit can create inconsistent performance of the vehicle’s electronic features.

Experts

ASE certified technicians

Save $

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Shuttle

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Service Areas

Starting & Charging Systems Service in Portland, Oregon

Whether your vehicle needs battery testing, alternator service, starter replacement, or a complete electrical system evaluation, in Portland, Oregon, our experienced technicians provide dependable solutions that help keep your car or truck ready for every drive.

Schedule Your Fuel Filter Service Today

Don’t wait for a no-start situation. Contact Multnomah Automotive today to schedule professional starting & charging systems service and keep your vehicle performing reliably.

Testimonials
Customer Reviews
Real
Experiences.
Real
Results.

Dude these guys are great. They’ve never overcharged in my experience, and do a thorough job. Shout out to Jason for keeping me updated with repairs.

Abraham Ross

We had them replace the engine on our 2002 Toyota Echo. It now runs like a charm, and they gave us a three year, 30,000 mile warranty on the engine and labor. We highly recommend Multnomah Automotive!

Joel Glick

During the last year I have taken my Dodge to Multnomah Automotive for both a major engine repair and a standard oil change. I felt respected and cared for both times and highly recommend this friendly neighborhood shop.

Signa Haygarth

Wonderful and fast costumer service. Very accommodating and friendly. They take the time to explain the issues and are flexible with your schedule and time. Extremely reliable and trustworthy service and workers!

Madison Novacek

Had my oil changed and transmission flushed. They were very helpful and up front, easy to work with, and completed services in a timely fashion. I will definitely be bringing my car back to Jason and team.

Zane Hauck

Great shop. Knowledgeable, trustworthy, kind staff. Fixed my car and gave helpful feedback on the things to keep an eye on. I will use them again and would recommend this shop to others.

Angela Kemling

Amazing service and great management. Jason was awesome and quickly found the issue in my tire. I was in and out in about 10 minutes and for only $20. 10/10 auto shop experience

Ryan Sweet

This auto shop was great! They were so nice and helpful in everything they did. They diagnosed my problem quickly and replaced my battery very fast. Very inexpensive for the job performed and gave me quite a discount! Choose these guys they are the way to go!

J Delaney

They are the best!!! They could’ve charged an arm and a leg, but didn’t. They are integral, and good people. I’m a teacher, and we had a hard week at home. Mike’s genuineness, and integrity, were very timely, and appreciated. We will go to the shop again and again.

James Sage

I had a really great experience here. Service was friendly and explained everything clearly and thoroughly. They also always maintained good communication throughout and the service was timely. I definitely see myself as a repeat customer.

Patty R

Good, honest service. Reasonable prices. Jiffy Lube is right across the street from me, but I still make the 20 minute trip to Multnomah Automotive because of those qualities.

Alex

Best place to take your car in Portland. Always makes time for you and does a great job and is affordable. Can trust them to do what you need and never over sells or over charges.

Taylor Tryon-Bowman

*Rates from 0%-36% APR. Payment options through Affirm are subject to an eligibility check, may not be available in all states, and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. CA residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lenders Law license.

400+ 5 Star Reviews

Warranty

Best in town 5 year/50k mile warranty

Peace of Mind

Roadside assistance

Financing

0% interest financing options available

Experts

ASE certified technicians

Save $

Get a dealer alternative estimate on your repair

Shuttle

Free shuttle service while we work on your vehicle