Technical Guides

How Often Should You Change Your Volvo's Oil? A Complete 6-Cylinder Engine Guide
How Often Should You Change Your Volvo's Oil? A Complete 6-Cylinder Engine Guide
Volvo 6-cylinder engines are known for higher oil consumption. Here's how often to change your oil, what weight to use, and warning signs to watch for. Read more...
Explorer or Mountaineer Built in Late 2001? Here's the Fuel Filter Window You Need to Know
Explorer or Mountaineer Built in Late 2001? Here's the Fuel Filter Window You Need to Know
Ford used a unique 3-port fuel filter on Explorers, Mountaineers, and Sport Tracs for a surprisingly narrow production window. Here's how to know if your vehicle falls in that range.... Read more...
2001-2003 Ford Ranger: How to Tell If You Need the FG-1061 or FG-1071 Fuel Filter
2001-2003 Ford Ranger: How to Tell If You Need the FG-1061 or FG-1071 Fuel Filter
Ford changed the Ranger's fuel filter mid-way through the 2001 model year. Here's how to know which one your truck actually needs before you order.   Read more...
Fuel Filter Basics for the 2000-2001 Ford Ranger: What You Need to Know
Fuel Filter Basics for the 2000-2001 Ford Ranger: What You Need to Know
The Ford Ranger's in-line fuel filter is a simple part with a surprisingly important catch — the wrong production date can mean the wrong filter entirely.   Read more...
TPMS Light Won't Turn Off on Your Transit Connect or Edge? Here's What's Going On
TPMS Light Won't Turn Off on Your Transit Connect or Edge? Here's What's Going On
A persistent tire pressure warning light on your Ford EcoSport, Edge, Bronco Sport, or Mustang Mach-E usually means a sensor issue, not a tire problem.   Read more...
Brake Lights Not Working or Cruise Control Won't Disengage? Check the Brake Light Switch
Brake Lights Not Working or Cruise Control Won't Disengage? Check the Brake Light Switch
From the F-150 to the Mustang and Explorer, a failing brake light switch is a common cause of brake light problems, cruise control faults, and even no-start conditions on push-button... Read more...
Engine Pinging or Rough Idle on Your Mustang? Check the Coolant Temperature Sensor First
Engine Pinging or Rough Idle on Your Mustang? Check the Coolant Temperature Sensor First
From classic 4.6L GTs to modern EcoBoost models, a failing coolant temperature sensor is a well-known cause of engine pinging, rough idle, and false overheating warnings on the Mustang.   Read more...
Overheating Warning or Poor Fuel Economy on Your Ford? Check the Coolant Temperature Sensor
Overheating Warning or Poor Fuel Economy on Your Ford? Check the Coolant Temperature Sensor
From E-Series vans to Power Stroke Super Duty trucks, a failing coolant temperature sensor can trigger false overheating warnings, rough running, and reduced fuel economy.   Read more...
Why Your Fox-Body Mustang 5.0 Won't Start: The Distributor Module Weak Point
Why Your Fox-Body Mustang 5.0 Won't Start: The Distributor Module Weak Point
If your 1987-1993 Mustang 5.0 suddenly won't start — especially after driving — the distributor-mounted ignition module is a well-known and common culprit.   Read more...
Rough Idle, Hesitation, or Sudden RPM Surges? Your Throttle Position Sensor May Be Failing
Rough Idle, Hesitation, or Sudden RPM Surges? Your Throttle Position Sensor May Be Failing
From the F-150 to the Explorer and Mustang, a failing throttle position sensor is a common cause of erratic idle, hesitation, and even unexpected acceleration issues.   Read more...
No-Start or Stalling on Your Classic Ford E-Series or Bronco? Check the Ignition Control Module
No-Start or Stalling on Your Classic Ford E-Series or Bronco? Check the Ignition Control Module
A failing remote-mounted ignition control module is a common cause of no-start conditions on classic Ford V8 trucks and vans — here's how to recognize it and why exact fitment... Read more...
Rough Idle or Check Engine Light on Your F-150 or Escape? Check the Air Charge Temperature Sensor
Rough Idle or Check Engine Light on Your F-150 or Escape? Check the Air Charge Temperature Sensor
From the F-150 to the Escape, Explorer, and Edge, a failing air charge temperature sensor is a common cause of rough running and reduced fuel economy across Ford's modern lineup.... Read more...
Weak or No Windshield Washer Spray? It's Probably the Pump, Not the Fluid
Weak or No Windshield Washer Spray? It's Probably the Pump, Not the Fluid
Before you assume your washer reservoir is empty or clogged, check the pump — a failing washer pump motor is one of the most common (and cheapest) fixes across the... Read more...
Check Engine Light On? Your Gas Cap Could Be the (Cheap) Fix
Check Engine Light On? Your Gas Cap Could Be the (Cheap) Fix
Before you assume the worst, check the simplest thing first — a worn fuel tank cap is one of the most common causes of an illuminated check engine light on... Read more...
Losing Coolant or Overheating? Your Radiator Cap Might Be the Hidden Culprit
Losing Coolant or Overheating? Your Radiator Cap Might Be the Hidden Culprit
A worn radiator cap is one of the most overlooked causes of overheating and coolant loss — and one of the cheapest, easiest fixes across nearly every modern Ford and... Read more...
Rough Idle or Poor Fuel Economy? Your Ford's Air Charge Temperature Sensor Might Be the Culprit
Rough Idle or Poor Fuel Economy? Your Ford's Air Charge Temperature Sensor Might Be the Culprit
A failing air charge temperature sensor can throw off your engine's fuel and timing calculations. Here's how to spot the signs across F-150, F-250, F-350, and other classic Ford models.... Read more...
Rough Idle, Loss of Power, or Check Engine Light on Your EcoBoost F-150? Check the MAP Sensor
Rough Idle, Loss of Power, or Check Engine Light on Your EcoBoost F-150? Check the MAP Sensor
From the F-150 to the Focus ST, a failing MAP sensor is a common cause of turbo lag, rough idle, and drivability issues on Ford's turbocharged EcoBoost lineup.   Read more...
Rough Idle or Check Engine Light on Your Ford? It Might Just Be the MAF Sensor
Rough Idle or Check Engine Light on Your Ford? It Might Just Be the MAF Sensor
From the F-150 to the Crown Victoria, a failing mass air flow sensor is one of the most common — and easiest to fix — causes of drivability issues across... Read more...
Black Smoke, Rough Idle, or Power Loss on Your 6.0 Power Stroke? Check the MAF Sensor First
Black Smoke, Rough Idle, or Power Loss on Your 6.0 Power Stroke? Check the MAF Sensor First
A failing mass air flow sensor is one of the most common — and most misdiagnosed — causes of drivability problems on the 6.0L Power Stroke. Here's how to recognize... Read more...
3.0L Duramax Fuel Filter Maintenance: When to Replace It (Silverado, Sierra, Tahoe & More)
3.0L Duramax Fuel Filter Maintenance: When to Replace It (Silverado, Sierra, Tahoe & More)
GM's 3.0L Duramax relies on a high-pressure common-rail fuel system that's sensitive to contamination. Here's why regular fuel filter changes matter and what genuine parts protect best.   Read more...
Rough Idle, Poor Fuel Economy, or Misfire? Signs Your Silverado's Fuel Injectors Need Replacing
Rough Idle, Poor Fuel Economy, or Misfire? Signs Your Silverado's Fuel Injectors Need Replacing
Clogged or leaking fuel injectors can quietly drain performance and fuel economy from your GM V8. Here's how to spot the warning signs and why genuine ACDelco injectors matter.   Read more...
Misfire, Rough Idle, or Check Engine Light? Signs Your Silverado's Ignition Coils Are Failing
Misfire, Rough Idle, or Check Engine Light? Signs Your Silverado's Ignition Coils Are Failing
A misfiring GM V8 often points to worn ignition coils, not just spark plugs. Here's how to recognize the symptoms and why genuine ACDelco coils protect your engine best.   Read more...
Rough Idle or Poor Acceleration? Signs Your Silverado or Sierra Needs New Spark Plugs
Rough Idle or Poor Acceleration? Signs Your Silverado or Sierra Needs New Spark Plugs
Misfires, hesitation, and lost fuel economy on your GM V8 often trace back to worn spark plugs. Here's how to spot the signs and why genuine ACDelco plugs make the... Read more...
TPMS Warning Light On? Signs Your Silverado or Sierra Sensors Need Replacing
TPMS Warning Light On? Signs Your Silverado or Sierra Sensors Need Replacing
A TPMS light that won't turn off, or one that comes on randomly, usually means a sensor has failed — not just a low tire. Here's how to tell the... Read more...
7.3L Power Stroke Fuel Filter: Signs It's Failing and Why OEM Matters (1995-1997 F-250/F-350)
7.3L Power Stroke Fuel Filter: Signs It's Failing and Why OEM Matters (1995-1997 F-250/F-350)
A clogged fuel filter on your 7.3L Power Stroke can cause stalling, poor starting, and injector damage. Here's how to recognize the warning signs and why genuine Motorcraft filters make... Read more...
2013-2018 Ram 6.7 Cummins: Why Two Fuel Filters Instead of One (And When to Replace Them)
2013-2018 Ram 6.7 Cummins: Why Two Fuel Filters Instead of One (And When to Replace Them)
Older 6.7L Cummins trucks use a dual fuel filter setup that's often overlooked at service time. Here's why both filters matter and how to know it's time for a change.... Read more...
6.7L Cummins Fuel & Oil Filter Kit: When to Replace It and Why It Matters (2019-2024 Ram)
6.7L Cummins Fuel & Oil Filter Kit: When to Replace It and Why It Matters (2019-2024 Ram)
Skipping a fuel or oil filter change on your 6.7L Cummins can lead to injector damage and costly repairs. Here's how to know it's time, and what genuine Mopar parts... Read more...
4 Warning Signs Your Duramax Fuel Filter Needs Replacing (TP3018 Guide)
4 Warning Signs Your Duramax Fuel Filter Needs Replacing (TP3018 Guide)
Losing power, rough running, or a water-in-fuel light on your Duramax? Your fuel filter is likely overdue. Here's how to recognize it and replace it yourself.   Read more...
5 Signs Your Ford 6.0 Power Stroke Needs a New Glow Plug Harness (And How to Fix It Yourself)
5 Signs Your Ford 6.0 Power Stroke Needs a New Glow Plug Harness (And How to Fix It Yourself)
Difficult starting, white smoke, and erratic idling in your 6.0L Power Stroke engine often point to an overlooked problem: a faulty glow plug wiring harness. Here's how to identify and... Read more...
Motorcraft CX-2409 Vapor Canister Purge Valve — Complete Fix for Ford P0443 & P0496 EVAP Codes
Motorcraft CX-2409 Vapor Canister Purge Valve — Complete Fix for Ford P0443 & P0496 EVAP Codes
Getting P0443 or P0496 EVAP codes on your Ford? The Motorcraft CX-2409 vapor canister purge valve is the OEM fix — installs in under 10 minutes with our free video... Read more...
Motorcraft RT-1194 Thermostat Kit — Complete Guide for Ford F-150, Expedition & Explorer 4.6L & 5.4L V8 Owners
Motorcraft RT-1194 Thermostat Kit — Complete Guide for Ford F-150, Expedition & Explorer 4.6L & 5.4L V8 Owners
Getting a P0128 code or overheating on your Ford F-150, Expedition, or Explorer 4.6L or 5.4L V8? The Motorcraft RT-1194 is the correct OEM thermostat fix — direct replacement for... Read more...
The Complete Ford EcoBoost Tune-Up Guide — Motorcraft DG-562 Ignition Coils + SP-550 Spark Plugs
The Complete Ford EcoBoost Tune-Up Guide — Motorcraft DG-562 Ignition Coils + SP-550 Spark Plugs
Is your Ford EcoBoost running erratically? Replace your DG-562 ignition coils and SP-550 spark plugs at the same time — one order, one installation, your EcoBoost performance fully restored. Free... Read more...
Motorcraft DG-562 Ignition Coil 4-Pack — Complete Fix for Ford EcoBoost 2.0L & 2.3L Misfires
Motorcraft DG-562 Ignition Coil 4-Pack — Complete Fix for Ford EcoBoost 2.0L & 2.3L Misfires
Are you receiving ignition failure codes on your Ford EcoBoost 2.0L or 2.3L? Motorcraft DG-562 is the original equipment manufacturer's (OEM) solution; replace all 4 ignition coils at once. Free... Read more...
Motorcraft SP-548 Spark Plug 8-Pack — Complete Guide for Ford F-150 & Mustang 5.0L Coyote V8 Owners
Motorcraft SP-548 Spark Plug 8-Pack — Complete Guide for Ford F-150 & Mustang 5.0L Coyote V8 Owners
Is it time to replace the spark plugs in your Ford F-150 or Mustang 5.0L Coyote V8? The Motorcraft SP-548 is the only OEM spark plug recommended by Ford –... Read more...
Motorcraft DG-542 Ignition Coil 8-Pack — Complete Fix for Ford F-150 & Mustang 5.0L Coyote V8 Misfires
Motorcraft DG-542 Ignition Coil 8-Pack — Complete Fix for Ford F-150 & Mustang 5.0L Coyote V8 Misfires
Are you experiencing ignition failure codes on your 2011-2015 Ford F-150 or Mustang GT 5.0L Coyote V8? Replace all 8 Motorcraft DG-542 ignition coils at once — a free installation... Read more...
Motorcraft SP-433 Spark Plug 6-Pack — Complete Guide for Ford Escape, Taurus & Freestyle 3.0L V6 Owners
Motorcraft SP-433 Spark Plug 6-Pack — Complete Guide for Ford Escape, Taurus & Freestyle 3.0L V6 Owners
Is it time to replace the spark plugs in your Ford Escape, Taurus, or Freestyle 3.0L V6? The Motorcraft SP-433, the only OEM spark plug recommended by Ford, features a... Read more...
Motorcraft DG-513 Ignition Coil 6-Pack — The Complete Fix for Ford 3.0L V6 Misfires
Motorcraft DG-513 Ignition Coil 6-Pack — The Complete Fix for Ford 3.0L V6 Misfires
Got misfire codes on your Ford Escape, Taurus, or Freestyle 3.0L V6? Here's why replacing all 6 Motorcraft DG-513 ignition coils at once is the right call Read more...
Motorcraft DG-511 Ignition Coil 8-Pack — Why Replace All 8 at Once on Your Ford 4.6L, 5.4L & 6.8L Engine
Motorcraft DG-511 Ignition Coil 8-Pack — Why Replace All 8 at Once on Your Ford 4.6L, 5.4L & 6.8L Engine
Got a misfire on your 2004–2008 Ford F-150, F-250, or Expedition? Find out why replacing all 8 Motorcraft DG-511 ignition coils at once is the right move — and save... Read more...
Motorcraft DG-511 Ignition Coil — Complete Fix Guide for Ford 4.6L, 5.4L & 6.8L Engine Misfires
Motorcraft DG-511 Ignition Coil — Complete Fix Guide for Ford 4.6L, 5.4L & 6.8L Engine Misfires
Getting misfire codes on your Ford F-150, F-250, or Expedition? Learn how the Motorcraft DG-511 ignition coil fixes P0300–P0308 codes on Ford 4.6L, 5.4L & 6.8L engines — and how... Read more...
Motorcraft SP-479 Spark Plug 8-Pack — Complete Guide for Ford 5.4L 3-Valve Triton V8 Owners
Motorcraft SP-479 Spark Plug 8-Pack — Complete Guide for Ford 5.4L 3-Valve Triton V8 Owners
Own a 2004–2008 Ford F-150, F-250, or Expedition with the 5.4L 3-valve Triton V8? The Motorcraft SP-479 is the only OEM spark plug Ford recommends — and replacing all 8... Read more...
Why You Should Replace All 8 Motorcraft DG-508 Ignition Coils at Once — Complete Guide for Ford 4.6L & 5.4L V8
Why You Should Replace All 8 Motorcraft DG-508 Ignition Coils at Once — Complete Guide for Ford 4.6L & 5.4L V8
Got a misfire on your Ford F-150, Expedition, or Mustang with the 4.6L or 5.4L Triton V8? You've probably already identified the bad coil from the diagnostic code. But here's... Read more...
Motorcraft DG-508 Ignition Coil — The Complete Fix for Ford 4.6L & 5.4L V8 Misfires
Motorcraft DG-508 Ignition Coil — The Complete Fix for Ford 4.6L & 5.4L V8 Misfires
If your Ford F-150, Expedition, or Mustang is throwing misfire codes (P0300–P0308), running rough, or hesitating under acceleration, the ignition coil is almost always the culprit. The Motorcraft DG-508 is... Read more...
Motorcraft FA-1778 Air Filter — What It Is and Why Your 6.0L Powerstroke Needs It
Motorcraft FA-1778 Air Filter — What It Is and Why Your 6.0L Powerstroke Needs It
Is your 2003–2007 Ford F-250, F-350, or Excursion 6.0L Powerstroke due for an air filter change? The Motorcraft FA-1778 is the only OEM-recommended filter for your engine — and it... Read more...
Motorcraft FD-4647 Fuel Water Separator Filter — Complete Guide for 2017–2025 Ford F-250 & F-350 6.7L Powerstroke
Motorcraft FD-4647 Fuel Water Separator Filter — Complete Guide for 2017–2025 Ford F-250 & F-350 6.7L Powerstroke
Is your 2017–2025 Ford F-250 or F-350 6.7L Powerstroke due for a fuel filter service? The Motorcraft FD-4647 fuel water separator filter is the only OEM-recommended replacement — and it... Read more...
Ford A/C Blowing Warm Air This Summer? Here's the Part That's Probably Failing
Ford A/C Blowing Warm Air This Summer? Here's the Part That's Probably Failing
Nothing ruins a summer drive faster than warm air from the vents. Before you assume your A/C compressor is shot, check the expansion valve — it's a much cheaper, much... Read more...
Is Your F-150's Transmission Running Hot? Your Auxiliary Cooler Might Be the Problem
Is Your F-150's Transmission Running Hot? Your Auxiliary Cooler Might Be the Problem
Towing or hauling puts extra stress on your F-150's transmission — and the auxiliary cooler is what keeps it from overheating. Here's how to spot a failing one and get... Read more...
Ford Super Duty Stalling When You Switch Fuel Tanks? Here's the Real Cause
Ford Super Duty Stalling When You Switch Fuel Tanks? Here's the Real Cause
 Does your dual-tank Ford F-250 or F-350 stall or lose power when switching between front and rear fuel tanks? A worn fuel tank selector valve is usually to blame —... Read more...
Oil in Your 6.0 Powerstroke's Intake? It's Probably Your CDR Valve
Oil in Your 6.0 Powerstroke's Intake? It's Probably Your CDR Valve
A little-known part called the CDR valve is responsible for one of the most common (and most preventable) problems on the 6.0L Power Stroke. Here's what it does, the warning... Read more...
Ford Super Duty Door Won't Open? Your Latch Release Cable Might Be the Problem
Ford Super Duty Door Won't Open? Your Latch Release Cable Might Be the Problem
If your Ford Super Duty's door handle pulls but the door won't open, don't assume the latch is broken — it's often just a worn or snapped release cable. Here's... Read more...
Ford Super Duty Check Engine Light? It Might Be Your Purge Valve (And How to Fix It in 20 Minutes)
Ford Super Duty Check Engine Light? It Might Be Your Purge Valve (And How to Fix It in 20 Minutes)
Is your Ford Super Duty throwing a check engine light with code P0441 or P0455? It's likely your vapor canister purge valve. Here's what it does, the warning signs, and... Read more...