How-tos

Access step-by-step repair and maintenance guides to keep your off-road equipment running smoothly with our expert tips!

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What Are the Bad TCM Symptoms?
Dec 13, 2025

What Are the Bad TCM Symptoms?

A failing Transmission Control Module can cause serious issues. This guide covers all the bad TCM symptoms, from warning lights and erratic shifting to getting stuck in limp mode. We also explain what causes a TCM to fail and why you shouldn’t operate equipment with a bad one.

What Causes Serpentine Belt Noise and How to Fix?
Dec 11, 2025

What Causes Serpentine Belt Noise and How to Fix?

A chirping or squealing serpentine belt noise isn’t just annoying—it signals a problem. Caused by misalignment, low tension, or worn pulleys, it can halt operations. Learn to diagnose and fix it yourself before it fails.

10 Early Signs of Transmission Problems You Shouldn’t Ignore
Dec 11, 2025

10 Early Signs of Transmission Problems You Shouldn’t Ignore

Transmission problems can silently reduce your machine’s performance, from slipping gears to unusual noises. Identifying early signs and using high-quality transmission parts from FridayParts ensures longer life, safer operation, and minimized downtime for excavators, loaders, and off-road machinery.

Case Serial Number Lookup: The Complete Guide
Dec 10, 2025

Case Serial Number Lookup: The Complete Guide

Learn how to perform a CASE serial number lookup to identify your off-road machinery, verify model and production details, ensure accurate OEM or aftermarket parts, and maintain equipment efficiently to reduce downtime and extend lifespan.

Why Is Windshield Wiper Fluid Not Coming Out?
Dec 10, 2025

Why Is Windshield Wiper Fluid Not Coming Out?

When you’re on a job site, a clear view is essential for safety. If your windshield wiper fluid is not coming out, it’s a problem you need to fix fast. The issue could be as simple as an empty tank or something more complex like clogged nozzles, frozen lines, a broken washer pump, or an electrical fault. This guide provides a step-by-step diagnostic process to help you pinpoint the exact cause.

How Long to Plug In a Block Heater? The Right Way to Save Power
Dec 9, 2025

How Long to Plug In a Block Heater? The Right Way to Save Power

Tired of cold-start struggles? Your block heater is the answer, but are you using it right? Learn the 2-4 hour secret that guarantees easy starts, saves you money on electricity, and extends your engine’s life. Stop guessing and start heating your engine the smart way. Your machinery will thank you.

Truck Dashboard Symbols and Meanings Guide
Dec 9, 2025

Truck Dashboard Symbols and Meanings Guide

Truck dashboard symbols are more than simple icons — they’re your truck’s first line of communication when something goes wrong. From engine alerts to braking and transmission warnings, this guide breaks down the meaning of every major indicator light so you can spot problems early, avoid costly repairs, and keep your heavy-duty truck running safely on every haul.

Oil on Spark Plugs: 5 Causes and How to Fix It
Dec 8, 2025

Oil on Spark Plugs: 5 Causes and How to Fix It

A rough-running engine? Check your spark plugs. Oil on the outside is often a simple gasket fix you can do yourself. Oil on the electrode tip means a serious internal leak. Learn the difference, know the risks, and find out exactly what to do next with our practical, step-by-step guide.

How Long Does a Starter Last?
Dec 7, 2025

How Long Does a Starter Last?

A starter motor is a small but critical component that determines whether your heavy equipment fires up reliably each day. This guide explains how a starter works, how long it typically lasts, the conditions that affect its lifespan, early warning signs of failure, and the maintenance habits that keep your machinery running strong. From diagnosing issues to preventing premature wear, you’ll learn the essentials to avoid downtime and protect your equipment investment.

5 Symptoms of a Bad Crankshaft Position Sensor
Dec 7, 2025

5 Symptoms of a Bad Crankshaft Position Sensor

Your engine’s CKP sensor is critical. Common crankshaft position sensor symptoms include stalling, no-starts, and rough performance. Ignoring them can lead to costly downtime and serious safety risks. Learn how to spot them.

P0615 Error Code Explained: What It Means, Causes, & Fixes
Dec 6, 2025

P0615 Error Code Explained: What It Means, Causes, & Fixes

This guide explains the P0615 starter relay circuit malfunction in detail—covering what the code means, common causes like wiring faults or relay failure, key symptoms, step-by-step diagnostics, and practical repair solutions. Learn how to prevent future P0615 issues and find reliable aftermarket truck parts at FridayParts.

Can I Put Water in My Coolant Tank? Quick Explanation
Dec 6, 2025

Can I Put Water in My Coolant Tank? Quick Explanation

Engine overheating? Coolant low? You’re stranded with just a bottle of water. Can you put that water in my coolant tank? The short answer is yes, but it’s a high-stakes gamble. Discover the crucial steps for this emergency fix and why it could save—or wreck—your engine.