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Is your car or truck not warming up like it used to? Is there a sweet smell wafting from the engine bay? Noticed any new puddles under the vehicle lately? Your car or truck might have a coolant leak. There are a few common places leaks can occur across several makes and models. In this video, Len points out a few well known leak locations on a GM, a Ford, a Nissan, and a Subaru!
Check out these other fantastic diagnostic videos teaching you methods you can do yourself at home!
• Driveway Diagnostics!
0:00 No Heat? Sweet Smell From Engine? How to Locate Common Coolant Leak Locations!
0:57 GM 3.8 Liter - Intake Leak
13:58 Coolant flows through the intake manifold. Gaskets can fail due to EGR heat, causing leaks
29:15 Ford 4.0 Liter - Thermostat Housing Leak
31:30 Pressure testing can help detect weak seals on the thermostat housing
32:42 Nissan 4.0 Liter Radiator Leak
34:13 Transmission fluid cooling passage through the radiator can bread down, which mixes coolant and transmission fluid through both systems.
37:53 Subaru 4 Cylinder Engines - Head Gasket Leaks
39:35 Coolant can leak either into the cylinder, or out between the head and the block due to worn head gaskets
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⚠ DISCLAIMER:
While 1A Auto strives to make the information provided in this video as accurate as possible, it makes no claims, promises, or guarantees about the accuracy, completeness or applicability of the content. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. All do-it-yourself projects entail some risk. It is the sole responsibility of the viewer to assume this risk. 1A Auto is not responsible or liable for any loss damage (including, but not limited to, actual, consequential, or punitive), liability, claim, or any other injury or cause related to or resulting from any information posted in this video.