Llv

A common problem for an LLV postal truck is a transmission fluid leak at the speedometer drive gear on the side of the transmission. This video will show you how to repair this transmission leak at the seal. LLV stands for the Grumman Long Life Vehicle, which the United States ...more

The United States Postal Service (USPS) use what's called a Grumman Long Life Vehicle, or LLV, for their postal trucks. This video will show you how to troubleshoot the dash gauges in an LLV that are acting crazy. If you;re a mechanic and you have the same sort of electrical p ...more

The rear door track is a must-have for postal workers on their LLV postal trucks. If they can't open the back cargo door, how would they get us our mail? So, when dealing with a broken cargo door track, this video will help you replace the roller track, which is actually quite ...more

If you're working on a LLV postal truck, this video will show you how to determine if you've got a bad fuel pump or not. It's a quick diagnosis trick to determining if there's an electrical problem with the fuel pump, and first you need to take out the ECMB fuse, plug a jumper ...more

A frequent repair on the Grumman Long Life Vehicle (LLV) is changing out the window regulator on the side door of the postal truck. The United States Postal Service (USPS) uses these trucks for mail delivery, so the window regulator goes through a lot of use. The first thing t ...more

Unlike other automobiles, the LLV (Long Life Vehicle) postal truck is driven on the right side of the vehicle, not the left. This can complicate repairs for any mechanic if they're not familiar with these trucks which carry mail across the country by the United States Postal S ...more

The control arm on a Grumman Long Life Vehicle, or LLV, postal truck (used by the United States Postal Service (USPS)) is exactly the same as the control arm on the Chevrolet S-10 pickup truck, so the replacement procedure is almost identical. This video will show you that pro ...more

Unless the windshield is obviously cracked, there are only two other possible causes to a leaky windshield. One is from the seal around the whole glass, because it's broken or worn by age, and the other is the more common culprit on LLV postal trucks, and that's where the side ...more

When replacing flywheels on an LLV (Long Life Vehicle), which is a postal truck used by the United States Postal Service (USPS) and made by Grumman, always look for the quality of the new flywheels ordered. Just because they're new doesn't mean they're good. The ring gear can ...more