Additional required services
Service and Mileage intervals 25,000 Mi. 50,000 Mi. 75,000 Mi. 100,000 Mi. 125,000 Mi. 150,000 Mi.
Inspect fuel system for damage or leaks. 9.95 9.95 9.95 9.95 9.95 9.95
Inspect exhaust system for loose
or damaged components.
Cadillac CTS, DTS, STS, SRX, XLR Replace 58.95 58.95 58.95 58.95 58.95 58.95
passenger air compartment air filter.
Change automatic transmission fluid 144.95 144.95 144.95
and filter Allison transmission (severe service).
Vehicles without a filter restriction indicator: 27.95 GAS 27.95 GAS 27.95 GAS
Replace engine air cleaner filter. 59.95 DIESEL 56.95 DIESEL 56.95 DIESEL
Change automatic transmission fluid 144.95 144.95 144.95
and filter (severe service) and normal
service on the Allison transmission.
Change automatic transmission fluid 144.95
and filter (normal service)
Four-wheel drive/all wheel drive: 129.95 129.95 129.95
Change transfer case fluid (severe service).
This applies to Trailblazer/Envoy/Sierra/Silverado
as normal service
Four-wheel drive/all wheel drive: 129.95
Change transfer case fluid (normal service).
Inspect evaporative control system. 9.95 9.95 9.95
Replace spark plugs and inspect 169.95
spark plug wires.
Engine cooling system service 99.95
(or every five years, whichever occurs first).
Inspect engine accessory drive belt. 9.95
Cadillac XLR-V model only 99.95
Supercharger inner-cooler service
Cadillac CTS, SRX and STS models
using DOT 4 brake fluid, Service brake fluid
every 2 years. Also, Corvette models
with manual transmission,
service clutch fluid --- every 2 years. 114.95
Severe Service is defined as
Heavy city traffic where outside temperatures reach 90 degrees F or higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses found in Taxi, Police or Delivery services.
Gross vehicle weight rating of over 8600 lbs.
Frequent off road-road use.