Posts Tagged: coolant leak
How to Fix a Leaking Coolant Reservoir
How to Fix a Leaking Coolant Reservoir Before It Leads to Engine Damage Quick Summary If you need to fix a leaking coolant reservoir, the first step is to determine whether your vehicle uses a pressurized or non-pressurized reservoir. That single detail determines whether the reservoir can be safely repaired or must be replaced. In my experience, most late-model vehicles have pressurized coolant reservoirs that should always be replaced if they’re cracked. While plastic welding can sometimes repair a non-pressurized overflow tank, glues, epoxies, RTV silicone, and tape are only … Read More
Top Causes of Engine Overheating and How to Fix Them
Engine Overheating: The Most Common Causes and How I Diagnose Them Quick Summary Engine overheating is usually caused by a cooling system problem—not a failed engine. Low coolant, a stuck thermostat, a bad radiator fan, a clogged radiator, a worn water pump, or a leaking head gasket are responsible for most overheating complaints. The key is to diagnose the cause early, before severe engine damage occurs. Engine Overheating: Don’t Assume the Worst When I diagnose engine overheating, I never jump to conclusions. After decades of working on cooling systems, I’ve … Read More
Water Pump Leak Symptoms You Should Never Ignore
The Real Causes Behind a Water Pump Leak Quick Summary The symptoms of a water pump leak usually start small—coolant loss, minor overheating, or crusty residue—and then snowball into major engine damage if ignored. In my experience, most water pump failures trace back to coolant neglect, running low on coolant, air in the system, or using the wrong coolant. Catch the leak early, confirm the source, and fix it before it takes out bearings, seals, or the engine itself. Water Pump Leak Symptoms: What Your Engine Is Trying to Tell … Read More