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Complimentary Windshield Check
Your windshield is key to ensuring a safe driving experience. If you have a concern with the condition of your windshield, let Certified Service perform a visual check, no charge!
30-Day Price Match on Brakes
If you purchase ACDelco Silver or Gold brake pads or rotors from your Certified Service dealer and later find a better price on a similar product from a competitor within 30-days of the purchase, weâ€...
If you purchase ACDelco Silver or Gold brake pads or rotors from your Certified Service dealer and later find a better price on a similar product from a competitor within 30-days of the purchase, we’ll refund the difference. See dealer for a list of eligible competitor parts and program details.
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Complimentary Battery Test
Many of today's vehicles include features and technology that place a major strain on your battery. If you have a concern with the condition of your battery, let Certified Service test it, no charge!
Wheel Alignment
Your vehicle's wheel alignment affects a number of critical elements of drivability, including fuel efficiency, tire wear, tire performance, vehicle stability and overall handling or steering responsi...
Your vehicle's wheel alignment affects a number of critical elements of drivability, including fuel efficiency, tire wear, tire performance, vehicle stability and overall handling or steering responsiveness. Have a Certified Service technician get your vehicle ready for the road today.
Read More- Starting from$99.95
Tire Price Match Guarantee
At Certified Service, you can trust that you’ll get the right tires for the right price. We’re always surveying deals to make sure you get the best price possible. But if you find a better deal wi...
At Certified Service, you can trust that you’ll get the right tires for the right price. We’re always surveying deals to make sure you get the best price possible. But if you find a better deal within 30 days of purchase, we’ll refund the difference. Guaranteed.
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Your Spring Tire Destination
Discount of up to $120 on a set of 4 tires (instant rebates vary by manufacturer)
Offer Ends:2026/05/31
Disclaimer: ALL Customers are eligible to receive up to $120 in GM EXCLUSIVE INSTANT REBATES on a set of 4 new tires
GM Tire Price Match is also front and center to augment the offer
Instant rebates are NOT sta...
Disclaimer: ALL Customers are eligible to receive up to $120 in GM EXCLUSIVE INSTANT REBATES on a set of 4 new tires
GM Tire Price Match is also front and center to augment the offer
Instant rebates are NOT stackable with manufacturer mail-in rebate options – customers must choose one or the other.
Limit of 1 instant tire rebate per VIN
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A no Brake Charge
Save 10%off Parts
Not only can you receive up to $120.00 Instant savings on GM OEM genuine parts….but Old Mill Cadillac can save you an addition 10% off the pads or rotors.
Wiper Blade Install
No Charge Alignment Check
Save the Tax
Brake Offer
Tire Promo
Offer Available.
Up To $120
Offer Available.
Health Check for Change
Cars = $179.97
Trucks = $199.99
Trucks = $199.99
High Mileage Club
Own an older Chevrolet, Buick, GMC, Cadillac, Pontiac, Oldsmobile, or Saturn? Get exclusive discounts on select parts and labour based on your vehicle’s mileage:
80,000 – 99,999 KMs → 10% Of...
Own an older Chevrolet, Buick, GMC, Cadillac, Pontiac, Oldsmobile, or Saturn? Get exclusive discounts on select parts and labour based on your vehicle’s mileage:
80,000 – 99,999 KMs → 10% Off
100,000 – 179,999 KMs → 15% Off
180,000+ KMs → 20% Off
Read More80,000 – 99,999 KMs → 10% Off
100,000 – 179,999 KMs → 15% Off
180,000+ KMs → 20% Off