Service Department
Nobody Knows Your Cadillac Like We Do
From the wipers to the wheels, at Holloway Cadillac of PORTSMOUTH, the Certified Service experts know the exact needs of your Holloway Cadillac car, truck, or SUV. Our Cadillac Certified Service experts are trained to know every inch of your vehicle and can help you keep it running with the performance you've come to expect from Cadillac.
Schedule Service
Schedule service and maintenance with our Certified Service experts today.
SCHEDULE SERVICEMulti-Point Vehicle Inspection*
Our Cadillac Certified Service technicians at Holloway Cadillac will complete a comprehensive look into your vehicle's tires, wiper blades, fluid levels, brakes, battery and more to keep your vehicle running exceptionally.
LEARN MOREGM Genuine Parts & ACDelco Parts
At Holloway Cadillac we're your one-stop shop for auto parts. Let us find the right part for your vehicle.
ORDER PARTSService Specials
Tire Price Match Guarantee
Provide us with a better eligible* price at the time of purchase and we'll match it. Find a better price within 30 days of the purchase, and we'll refund the difference.
Eligible Tire Brands: BFGoodrich, Bridgestone, Continental, Cooper, Firestone, General, Goodyear, Hankook, Kelly, Michelin, Pirelli, and Uniroyal.
Coupon Code: 201. *Ad, written estimate, or Internet quote for identical tire(s) from a competing tire retailer/installer located within 100 miles of the dealer required during guarantee period for price match. Tire match price must be determined prior to applying a tire manufacturer rebate, if any. At participating GM dealers only. Offer ends 12/31/2026.
6-Quart ACDelco GM OE dexos®1 Full Synthetic Oil Change and Tire Rotation on most vehicles*
$119.95
Coupon Code: 210. *Tire balancing, tax, and more than 6 quarts of oil extra. Excludes diesel engines and Corvettes. See owner's manual for specific oil grades recommended by vehicle model. Offer ends 11/7/2026
8-Quart ACDelco GM OE dexos®1 Full Synthetic Oil Change and Tire Rotation on most vehicles*
$134.95
Coupon Code: 213. *Tire balancing, tax, and more than 8 quarts of oil extra. 8-quart dexos®R oil change may be required on 2021-2024 6.2L engines, please check with your dealership. Excludes diesel engines and Corvettes. See owner's manual for specific oil grades recommended by vehicle model. Offer ends 11/7/2026
Most GM Genuine Parts Front Brake Pads Installed*
24 Months/Unlimited Mile Warranty**
$309.37
Coupon Code: 205. *Installation and rotor inspection included. Turning or replacing rotors, all other services, and tax extra. Excludes enhanced-performance brake pads and some vehicles. **Please see your Dealer to learn more about the warranty part details and qualifications. Offer ends 11/7/2026
GM Genuine Parts Front Brake Rotors installed on most cars & small SUVs*
24 Months/Unlimited Mile Warranty**
$432.05
Coupon Code: 238. *Tax extra. Excludes coated rotors, enhanced-performance rotors, medium-duty trucks, and other select vehicles. **Please see your Dealer to learn more about the warranty part details and qualifications. Offer ends 11/7/2026
GM Genuine Parts Front Brake Rotors installed on most trucks and full-size SUVs*
24 Months/Unlimited Mile Warranty**
$576.01
Coupon Code: 239. *Tax extra. Excludes coated rotors, enhanced-performance rotors, medium-duty trucks, and other select vehicles. **Please see your Dealer to learn more about the warranty part details and qualifications. Offer ends 11/7/2026
Most ACDelco Gold 42-Mo Batteries Installed*
42-month free-replacement limited warranty**
$349.95
Coupon Code: 209. *Tax extra. Installation extra on some vehicles. **Please see your Dealer to learn more about exclusions and the warranty part details and qualifications. Offer ends 11/7/2026
Most ACDelco GM Original Equipment Cabin Air Filters Installed*
$134.95
Coupon Code: 264. *Tax extra. Installation extra on some vehicles. Offer ends 11/7/2026
Most ACDelco GM Original Equipment Wiper Blades (per pair) Installed*
$104.95
Coupon Code: 260. *Tax extra. Installation extra on some vehicles. Offer ends 11/7/2026
Tire Rotation and MPVI*
Regular Tire Rotations Can Help Extend The Life Of Your Tires
$49.95
Coupon Code: 278. *See dealer for complete details. Multi-Point Vehicle Inspections (MPVI) vary by participating dealer. Tire balancing, wheel alignment and tax extra. Offer ends 11/7/2026
Most ACDelco Gold 36-Mo AGM Batteries Installed*
36-month free-replacement limited warranty**
$479.95
Coupon Code: 280. *Tax extra. Installation extra on some vehicles. **Please see your Dealer to learn more about exclusions and the warranty part details and qualifications. Offer ends 11/7/2026
Most ACDelco GM Original Equipment Engine Air Filters Installed*
$149.95
Coupon Code: 282. *Tax extra. Installation extra on some vehicles. Offer ends 11/7/2026
$200 Rebate*
on the purchase and installation of select GM Genuine Parts Engines, Transmissions, and Transfer Cases
Coupon Code: 317. *Rebate available to retail customers with a U.S. mailing address only. Purchase and installation must be at a participating U.S. GM Dealership. Transmissions exclude Saab, Chevrolet Medium-/Heavy-Duty Trucks, and GMC Medium-/Heavy-Duty Trucks. Rebate offer not valid with other offers. Limit one rebate per service performed per date and vehicle. Allow 6 to 8 weeks from promotion end date for delivery of Visa® Prepaid Card. See mycertifiedservicerebates.com for details and rebate form. GM has the right to alter or cancel promotions. Rebate must be submitted by 10/31/2026. Offer ends 9/30/2026.
500 US HWY 1 BYPASS SOUTH, PORTSMOUTH, NH 03801
FEATURED SERVICES
Multi-Point Vehicle Inspection*
Help keep your vehicle performing at its best with a thorough assessment of vehicle health indicators.
Oil Change
Regular oil changes are vital to your vehicle's function.
Tires
Roll down the road with confidence.
Brakes
For reliable stopping power, brake components must be monitored regularly.
Batteries
Power your next adventure with our latest batteries.
Additional Services
Find more services for your vehicle.
SCHEDULE CERTIFIED SERVICE NEAR YOU
Set up a time for our expert technicians to assess your vehicle.
Schedule ServiceExpert Cadillac Service in Portsmouth, NH
At Holloway Cadillac, our Service Department is dedicated to keeping your Cadillac running like new. Our factory-trained technicians use genuine GM parts and the latest diagnostic equipment to ensure every repair or service meets the highest standards. Whether you're visiting for routine maintenance or more involved repairs, we treat every vehicle with precision and care. Wondering about your Cadillac oil change frequency? We’ll help you follow a schedule based on your model and mileage to maximize performance and engine life.
Our dealership also offers a wide range of services beyond oil changes and inspections. We provide detailed vehicle diagnostics, battery checks, brake replacements, and seasonal tire swaps. Save on your next visit by browsing our current Cadillac service coupons for exclusive discounts. If you’re searching for an oil change near Portsmouth or other trusted service, your local Cadillac dealership is the place to go. You can also schedule your next visit easily through our online service appointment form.
Frequently Asked Questions About Cadillac Service in Portsmouth, NH
Yes, Holloway Cadillac offers convenient Cadillac pickup and delivery service options in Portsmouth, NH to help make vehicle maintenance easier. Our team is committed to providing a convenient service experience by helping customers save time while keeping their Cadillac running at its best.
Holloway Cadillac provides professional Cadillac service in Portsmouth, NH for drivers throughout the Seacoast area. Our certified technicians are trained to service Cadillac vehicles using specialized equipment, expert knowledge, and quality parts designed for your vehicle.
The Holloway Cadillac service department provides a variety of maintenance and repair services, including oil changes, tire services, brake repairs, battery replacement, inspections, warranty work, recall service, and other Cadillac maintenance needs.
Cadillac maintenance schedules vary depending on the model, mileage, and driving habits. Following your vehicle’s recommended maintenance schedule helps protect performance, reliability, and long-term value. Our service team can help you determine the right maintenance plan for your Cadillac.
Yes, Holloway Cadillac makes it easy to schedule Cadillac service online. Customers can request an appointment for routine maintenance, repairs, or other service needs at a time that works best for their schedule.
Yes, Holloway Cadillac uses genuine Cadillac parts designed specifically for your vehicle. Using the correct parts helps maintain the performance, reliability, and quality expected from your Cadillac.
Yes, Holloway Cadillac can service Cadillac electric vehicles, including models such as the Cadillac LYRIQ, VISTIQ, and OPTIQ. Our team can assist with EV maintenance questions and help ensure your electric Cadillac continues to perform at its best.
