Briggs Auto & Diesel Repair

05/20/2026

We got this Denali pressure washed. cleaned and flushed rockers,bed sides,fenders and frame rails with salt gone. Of course we had to undercoat it to keep that gm wax coated frame looking good.
•pressure washed✅
•salt gone ✅
•wool wax ✅
For those interested call/text 802-487-4477

05/12/2026

11/03/2025

We are done undercoating for the year.

If anyone needs there winter tires,brakes,front end work…etc or any other needs just let us know! Also any Duramax’s plow trucks needing glow plugs replaced we can get you taken care of. Even if there broken off flush in the cylinder head.

Call or text 802-487-4477

08/28/2025

We are now able to bench flash 01-16 Duramax ecm/tcm. We purchased this kit mainly for the older lly models that won’t take a tune or having vats security issue

08/28/2025

We undercoat trailers to. if your looking to keep frame and crossmebers in good shape especially enclosed trailer’s with box tube frame rails with cheaply made crossmembers.

We are also offering pressure washing with are steam gini. We can do a good job pressure washing on our outside lift to get all the unwanted salt/sand out of the hard to reach places

Call or text 802-487-4477
To schedule your appointment

08/17/2025

For all those interested in getting their vehicle on our schedule for undercoating this fall we’ll be starting undercoating (Sep 1st- Nov 15th). We are using nhou v3 oil undercoat. We are also offering hot water pressure washing if people are interested. For those who choose not to pressure wash we will use compressed air to blow dirt out of frame and crossmembers

You can message me on here or text (802-487-4477)
Only available to take calls in the afternoon 1pm-5:30pm

02/09/2025

We’re in the process of getting this lbz gone threw and a lower mileage engine and trans installed along with some upgrades more to come

02/09/2025

This is a lbz donor truck we stripped for motor and transmission. Fuel system in pretty rough shape it ran and drove in to theshop. We got all 8 injector that were stuck in the heads removed along with 4 broken injector hold down bolts removed from heads.

01/23/2025

This lbz came in with rusty manifolds and upipe leaking We got the cab lifted for easy access.
We did some preventive maintenance while we were in there.
• high flow manifold’s and up pipes
• 3 inch down pipe
• 4inch downpipe back exhaust
• fleece 5/8 transmission Line kit
• transmission dip stick tube
• dsp5 switch on the fly tuning with turbo brake
• cab mounts

Call 802-487-4477 for any of your repair’s

01/07/2025

We have been working on this truck with
Smith & sons tree care the past few weeks.
We gave this lly 1ton a second life
bought site on seen not running.
All new brake, fuel, power steering pump and lines
Fass lift pump
Efi live Dsp5 switch with turbo brake
All new fluids and filters
Glow plugs
Motor mounts, transmission mount and Cab mounts
Frame cleaned up and painted
Dump body mounted
Jobs not complete yet but trucks up and running
Under its own power.
Give us a call for any repair needed at
(802-487-4477)