Welcome to West Side GM
1. Must trade in a 2011 model year or newer vehicle. Not available with lease and some other offers. Take new retail delivery by 6/30/2025.
1. Monthly payment is $16.67 for every $1,000 you finance. Example down payment: 19.5%. Must finance with GM Financial. Down payment required at signing, if applicable. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/2025. 2. To qualify for the GM Limited Time Special, you must: (1) be a current Costco Gold Star, Business, or Executive level Member by June 2, 2025; (2) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any Chevrolet dealer at time of visit; (4a) take delivery between June 3, 2025, and July 31, 2025, of a new 2024, 2025 Chevrolet Blazer EV, Equinox EV, or 2024, 2025, 2026 Chevrolet Silverado EV; (4b) take delivery between June 2, 2025, and July 31, 2025, of a new 2025 Chevrolet BrightDrop 400, BrightDrop 600 to receive a $2,750 Gold Star/Business Membership Costco member-only incentive or $3,000 Executive level Membership Costco member-only incentive. Incentive will be applied at time of eligible purchase or lease and is compatible with current eligible manufacturer incentives for which you qualify. Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions 3. To be eligible for the $105 off the MSRP of the GM PowerUp 2 Charger offer and the $255 off MSRP on the GM Energy Powershift Charger offer, you must: (1) be a current Costco Member by June 2, 2025. (2) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any Chevrolet, GMC or Cadillac Dealer at time of visit; (4) purchase eligible GM Energy charger between June 3, 2025, and July 31, 2025, to receive $105 off the MSRP of the GM PowerUp 2 charger or $255 off the MSRP of the GM Energy PowerShift 19.2 kW Charger when purchased at any Chevrolet, Cadillac or GMC Dealership. Additional charges, such as taxes and installation fees, apply. The GM PowerUp 2 and the GM Energy Powershift require professional installation. Dealer sets the final price. Offer begins June 3, 2025 and ends on July 31, 2025. Incentives will be applied at the time of an eligible GM EV purchase or lease and are compatible with current eligible manufacturer incentives for which you qualify. Additionally, incentives for the GM PowerUp 2 Charger and the GM Energy PowerShift Charger can be applied separately from the purchase or lease of a GM EV. Visit CostcoAuto.com/GMEnergy for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions.
1. Limited availability at GMC EV dealers. Monthly payment is $16.67 for every $1,000 you finance. Average example down payment is 12.4%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 2. To qualify for the GM Limited Time Special, you must: (1) be a current Costco Gold Star, Business, or Executive level Member by June 2, 2025; (2) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any Chevrolet, GMC or Cadillac dealer at time of visit; (4) take delivery between June 3, 2025, and July 31, 2025, of a new 2024, 2025, 2026 GMC Sierra EV, Hummer EV SUV, or Hummer EV Pickup to receive a $1,000 Gold Star/Business Membership Costco member-only incentive or $1,250 Executive level Membership Costco member-only incentive. Incentive will be applied at time of eligible purchase or lease and is compatible with current eligible manufacturer incentives for which you qualify. Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions. 3. To qualify for the GM Rewards Limited Time Special, and receive 10,000 GM Rewards points for Costco Gold Star, Business Membership or 12,000 GM Rewards points for Executive Membership on eligible purchases you must: (1) be a Costco Gold Star, Business, or Executive level Member by June 2, 2025; (2) be an individual consumer 18 years or older residing in the fifty (50) United States or Washington, D.C.; (3) be a GM Rewards Member or enroll in the GM Rewards Program within 30 days of the purchase of a qualifying vehicle at experience.gm.com/createaccount; (4) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (5) present your certificate and unique promotion code to any GMC dealer at time of visit; (6) take delivery between June 3, 2025, and July 31, 2025, of a new 2024, 2025, 2026 GMC Sierra EV, Hummer EV SUV, or Hummer EV Pickup through the GM Limited Time Special. GM Rewards Members also earn 1 point for every $5 spent on a new GM lease or purchase, based on the vehicle MSRP and excluding taxes and fees. Points will be awarded within 45 days of your qualifying vehicle purchase. GM Limited Time Special Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions.
1. Monthly payment is $27.78 for every $1,000 you finance. Average example down payment is 9.7%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 2. AVAILABLE ON THE TURBOMAXTM ENGINE. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 3. AVAILABLE ON THE TURBOMAXTM ENGINE. MUST BE A CURRENT OWNER OF A 2011 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2020 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 6/30/25. 4. AVAILABLE ON THE TURBOMAXTM ENGINE.
West Side GM Dealership

Welcome to West Side GM

Welcome to West Side GM in Berlin, WI

Discover the charm of West Side GM, a family-owned dealership serving the Berlin community since 1946. With a commitment to providing a low-pressure buying experience, our dedicated team ensures that every customer feels valued and appreciated. We pride ourselves on our strong reputation, built through years of referrals and repeat business from satisfied customers.

As a Mark of Excellence dealer, West Side GM consistently strives for excellence in customer service and satisfaction. Our local dealership is not just about selling vehicles; we are deeply invested in our community, looking to give back any chance we get. Whether you'd like to buy a new GMC or pre-owned Chevrolet, you'll be in good hands here.

New & Used Vehicles for Sale in Wisconsin

Explore our diverse inventory of new and used vehicles, including electric models, which we proudly service on-site. We have new Chevy Silverado and GMC Sierra trucks, as well as used GMC Acadia and Tahoe SUVs. Schedule a test-drive to discover the vehicles we have for sale and don't hesitate to apply for Chevy financing to get approved for an auto loan or lease term. We'll be happy to show you any new car specials you're eligible for!

Schedule GMC & Chevy Service in Berlin, WI

We're committed to keeping your vehicle running at its best. Not only can we handle quick oil changes and tire rotations, but we can also take care of more intensive service. Own an electric vehicle? With an EV charger available, we cater to the growing demand for EVs. Our service department offers convenient pick-up and drop-off services for local drivers,1 along with shuttle service and loaner cars, making your experience hassle-free. Schedule Chevy service with us and we can keep your vehicle running like new.

Whether you'd like to order auto parts through us or come in for a service visit, you'll be well taken care of here!

Directions to West Side GM in Berlin, WI

Whether you're looking for a reliable vehicle or exceptional service, West Side GM is your trusted partner. Conveniently located at 822 Broadway in Berlin, we're easy to get to from Oshkosh, Appleton and beyond. Set up a test-drive with us and see why so many have come to us for so many years!

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Map of West Side GM
Sales Hours:
  • Mon - Fri8:30 AM - 6:00 PM
  • Sat9:00 AM - 3:00 PM
  • SunClosed
Service Hours:
  • Mon - Thu7:30 AM - 5:00 PM
  • Fri7:30 AM - 4:30 PM
  • Sat - SunClosed
Parts Hours:
  • Mon - Thu7:30 AM - 5:30 PM
  • Fri7:30 AM - 5:00 PM
  • Sat - SunClosed
Body Shop Hours:
  • Mon - Thu7:30 AM - 5:00 PM
  • Fri7:30 AM - 4:30 PM
  • Sat - SunClosed

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822 Broadway, Berlin, WI, 54923
West Side GM 43.96806, -88.97611.