Click on one of the people below to find out more information.


Chris Brown, Sales & Leasing Professional

You probably recognized Chris Brown because he's worked at Speck Chevrolet Buick of Prosser since 2008! As a Sales Professional, his goal is to make sure you find the right vehicle for your needs while having a fun and enjoyable dealership experience. In his spare time, Chris enjoys spending time with his family and beating Alex Nelsons golf score. Give Chris a ring today if you're in the market for a vehicle!

Jorge Hernandez, Sales & Leasing Specialist
(509) 786-2666

Jorge Hernandez has been putting cars in driveways since 2010. His specialty is finding the perfect car to meet his guests needs. Jorge is a family-man that enjoys spending time with his family and friends outside of work. Come see our buddy Jorge today!

Joseph Shinn, Sales & Leasing Professional

Meet our Sales and Leasing Professional, Joseph Shinn. Joseph always has a smile on his face and his dog Sugar by his side. Stop by today and say "hi" to Joseph and Sugar!

Will Reyna, Sales & Leasing Professional

Meet Will, a Sales and Leasing Professional at Speck Chevrolet Buick of Prosser. Will provides great customer service and a world class buying experience to his guests. Outside of work he enjoys... more cars.. He enjoys doing bodywork on cars and riding quads. He's also a diehard San Francisco 49er's Seahawks fan!

Vicky Sanchez, Sales & Service Assistant

Vicky Sanchez has been assisting our sales and service departments since 2014. As a BDC Representative, she answers online inquiries for our Sales Department, helps schedule automotive services, and provides amazing customer service. In her spare time, Vicky enjoys traveling, hiking and camping. But you probably won't find her out on the water, because she can't swim! What do you think Dory says to people who can't swim?



Roxana Chavez, Finance & Sales



HEATH KORVOLA, Service Director
(888) 516-8277

Heath Korvola is the Service Director for Speck Chevrolet Prosser and Speck Buick GMC of Tri-Cities. His responsibilities at work are too long to list, but most of all he want to make sure you receive top-notch customer service from our auto repair department. Heath says he helped start an improv fusion band (ya we had to Google it, too). They made an album complete with cover art, but he never received a copy...

Luis Barajas, Service Advisor

Meet our Service Advisor, Luis Barajas! Luis is great with customers, scheduling service and advising on needed maintenance. Outside of work he enjoys fishing, camping, and working on vehicles. Come see Luis for your automotive service needs!

DIANA CERVANTES, Service and Warranty Agent
(888) 342-2899

Diana has been bringing our dealership joy since 2016. She handles our warranty administration, working alongside our service staff. When you stroll through Speck Chevy Buick of Prosser, you may hear a beautiful voice singing in the back offices. That's Diana! In addition to singing, she enjoys riding bikes, watching movies, and loves animals (especially cats!!!). Feel free to join Diana for a duet any time!



LYNN CHANNEL, Parts Manager
(509) 786-2666

Meet Lynn Channel, who has been bringing you GM Parts since 1995. As the Parts Manager, Lynn is in charge of inventory management, order fulfillment, shipping, receiving, and locating parts. Outside of work you can find him coaching football, restoring muscle cars, and drag racing. He won his first drag race at the Renegade Raceway in 1984.




CARLOS MUNGUIA, General Manager
(509) 786-2666

Meet our fearless leader, Carlos Munguia. As the General Popcorn Manager, Carlos' responsibilities are TLTR, so we will save you some time and just say he does a bit of everything- leadership, advertising, customer service, sales, you name it!

Rick Shafer, General Sales Manager

Meet our General Sales Manager, Rick Shafer. Rick is an excellent leader at Speck Chevrolet Buick that provides motivation and training and so much more to the Speck team. His 30 years of auto industry experience make him a irreplaceable asset. Out of of the office, Rick joys hunting, fishing, playing golfing, and spending time with his beautiful family. Stop by and say "hi" to Rick (and don't forget to check out his funky socks)!

ALEX CAMPOS, Sales Manager
Sales Manager