1958 Studebaker 3E5 Starter Solenoid: A Complete Guide
Everything you need to know about diagnosing and replacing the starter solenoid on your classic Studebaker truck.
- A single loud click with no engine crank is the most common symptom of a failing starter solenoid.
- Before replacing the solenoid, always check that your battery is charged and all cable connections are clean and tight.
- The correct part is a 12-volt, 4-terminal, intermittent-duty solenoid that mounts externally, not on the starter.
- Standard Ignition is a reputable aftermarket brand for this component.
Is Your Studebaker 3E5 Starter Solenoid Failing?
A bad starter solenoid is a common issue on vintage trucks that can leave you stranded. Because it handles very high electrical current, the internal contacts can wear out or burn over time. Heat from the engine bay and corrosion are the primary enemies of this part. Recognizing the signs of failure is the first step to getting your truck starting reliably again.
Common Symptoms of a Bad Solenoid
- Single Loud Click: You turn the key and hear one solid "CLICK" from the engine bay, but the engine doesn't crank. This usually means the solenoid is engaging but failing to send power to the starter motor.
- No Sound at All: If you turn the key and nothing happens, the solenoid might have failed completely and isn't even trying to engage.
- Intermittent Starting: The truck starts fine one day but won't crank the next. This can happen when the solenoid's internal contacts are worn and only make a connection sometimes.
- Starter Keeps Running: In rare cases, the solenoid can get stuck in the 'on' position, causing the starter motor to continue running even after the engine has started. This can cause serious damage to the starter.
Choosing a New Aftermarket Solenoid
For a 1958 vehicle, finding a "new OEM" part from Studebaker is not a realistic option. Your choices are New Old Stock (NOS), which is rare and expensive, or a new aftermarket part. Aftermarket parts are the most common and practical solution.
Available Brands: Standard Ignition
Standard Motor Products (SMP), sold under the Standard Ignition brand, is a well-known manufacturer of aftermarket electrical components. They are a common replacement part for the 1958 Studebaker 3E5. In classic vehicle communities, brands like Standard are often considered reliable, quality replacements that are designed to meet original specifications. For a vehicle of this age, a new part from a reputable aftermarket brand is often a better choice than a used or questionable NOS part that has been sitting on a shelf for decades.
| Part Type | Estimated Cost | Notes |
|---|---|---|
| New Aftermarket (Standard Ignition) | $49.14 | The most common and recommended option. |
| New Old Stock (NOS) OEM | $65+ (if found) | Very rare. May have degradation from age. |
| Shop Labor | $60 - $120 | This is a quick job for an experienced mechanic. |
Frequently Asked Questions (FAQ)
Is it hard to replace the starter solenoid on my 3E5?
No, it is a relatively easy job for a DIYer with basic tools. The solenoid is mounted on the firewall or inner fender, making it easy to access. The process involves disconnecting the battery, carefully noting which wire goes to which terminal, and swapping the part.
Is this a 6-volt or 12-volt solenoid?
The 1958 Studebaker 3E5 uses a 12-volt electrical system, so you need a 12-volt solenoid.
What's the difference between an intermittent and continuous-duty solenoid?
A starter solenoid is an intermittent-duty part, designed for the massive but brief surge of power needed to start the engine. A continuous-duty solenoid is designed for lower power that stays on for a long time (like for a winch). They are not interchangeable; using the wrong one will cause it to fail quickly.
Are there any recalls for the 1958 Studebaker 3E5 starter solenoid?
No, there are no active recalls or Technical Service Bulletins (TSBs) on record for this part. The NHTSA's digital database generally does not contain recall information for vehicles this old.
Technical Specifications
OEM Part Numbers: 1539716
Voltage: 12V, Terminals: 4, Duty: Intermittent, Mounting: External Bracket
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.