Welcome to J.C. Billion GMC Buick
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1. Monthly payment is $15.64 for every $1,000 you finance. Example down payment for Encore is 24.5%, Encore GX is 22%, Envision is 21.4%, and Enclave is 19.8%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/30/22. 2. Deferred monthly payments for 90 days. Excludes residents of PA. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/30/22. Some features shown may have limited, late or no availability. See dealer for feature availability.
3.99% APR for 72 months for well-qualified buyers.1 PLUS, NO MONTHLY PAYMENTS UNTIL 2023. 2
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1. Monthly payment is $15.60 for every $1,000 you finance. Example down payment is 19.5%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/30/22. 2. MUST BE A CURRENT OWNER OF A 2008 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2017 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 11/30/22. 3. Deferred monthly payments for 90 days. Excludes residents of PA. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/30/22. Some features shown may have limited, late or no availability. See dealer for feature availability.
3.9% APR for 72 months for well-qualified buyers.1 Plus, current eligible Buick or GMC owners/lessees receive an additional $2,500 Purchase Allowance.2 PLUS, NO MONTHLY PAYMENTS UNTIL 2023. 3
Important Information Hide Information
1. Monthly payment is $15.60 for every $1,000 you finance. Example down payment is 20.9%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/30/22. 2. MUST BE A CURRENT OWNER OF A 2008 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2017 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 11/30/22. 3. Deferred monthly payments for 90 days. Excludes residents of PA. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/30/22.
3.9% APR for 72 months for well-qualified buyers.1 Plus, current eligible Buick or GMC owners/lessees receive an additional $750 Purchase Allowance.2 PLUS, NO MONTHLY PAYMENTS UNTIL 2023. 3
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Welcome to J.C. Billion GMC Buick

Thank you for visiting us. We have been a Bozeman auto dealer since 1978 serving Butte and Helena, MT GMC and Buick customers. We believe in service the old-fashioned way and you will still be greeted at the door with a handshake and a smile. Our conveniently located showroom proudly serves Butte, Billings, and Helena, MT GMC and Buick car, truck, and SUV shoppers. Visit our contact us page and drop by today!

We are passionate about the vehicles we sell and the customers we serve throughout Bozeman. Our loyal customers come back repeatedly because they know they can trust us with their business. See for yourself what our customers say about us.

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Main 406-551-4040 Sales 406-551-4040
270 Automotive Ave.
Bozeman, MT 59718
Glovebox
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Contact Us

Main 406-551-4040 Sales 406-551-4040
270 Automotive Ave.
Bozeman, MT 59718
Glovebox
J.C. Billion GMC Buick 45.67686, -111.10474.