Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2009 Cadillac CTS V, AutomaticFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 4.00 OZS. | 0.11 L | PAG 46 | S | |||
| Air Cond Refrigerant | 1.20 LBS. | 0.54 KG | R-134a | S | |||
| Automatic Transmission Fluid | Complete Trans System,Heavy Duty Cooling | 11.60 QTS. | 10.97 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Automatic Transmission Fluid | Complete Trans System | 11.40 QTS. | 10.78 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Automatic Transmission Fluid | Drain and Refill | 6.70 QTS. | 6.34 L | Automatic Transmission Fluid DEXRON VI | S | ||
| Automatic Transmission Fluid | Overhaul | 11.20 QTS. | 10.59 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Brake Fluid | Hydraulic | N/A | N/A | DOT 3 Brake Fluid | S | ||
| Clutch Fluid | Hydraulic | N/A | N/A | DOT 4 Brake Fluid | S | ||
| Differential Gear Oil | Front | 0.74 QTS. | 0.7 L | GL-5, SAE 75W-90 Synthetic Gear Oil | GM Part No. 89021677. | S | |
| Differential Gear Oil | Rear,Drain and Refill,w/Cover Removal | 3.38 OZS. | 0.09 L | Limited Slip Differential Oil Additive. GM P/N 1052358 | The Limited Slip Additive container capacity is greater than the amount needed. ONLY add the specified amount. | S | |
| Differential Gear Oil | Rear,Drain and Refill,w/Drain Plug | 2.37 OZS. | 0.07 L | Limited Slip Differential Oil Additive. GM P/N 1052358 | The Limited Slip Additive container capacity is greater than the amount needed. ONLY add the specified amount. | S | |
| Differential Gear Oil | Rear,w/Drain Plug | 1.16 QTS. | 1.09 L | SAE 75W-90 Synthetic Gear Oil | Drain and Fill, if differential side cover has been removed to service any internal differential component. | S | |
| Differential Gear Oil | Rear,w/Limited Slip Differential | 1.26 QTS. | 1.19 L | SAE 75W-90 Synthetic Gear Oil | Drain and Fill, if differential side cover has been removed to service any internal differential component. | S | |
| Differential Gear Oil | Rear,w/o Limited Slip Differential | 1.30 QTS. | 1.23 L | SAE 75W-90 Synthetic Gear Oil | Drain and Fill, if differential side cover has been removed to service any internal differential component. | S | |
| Engine Coolant | 6.2L Eng | Engine Cooling System | 13.40 QTS. | 12.68 L | 50/50 mixture of DEX-COOL and clean drinkable water | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Engine Coolant | 6.2L Eng | Intercooler Cooling System | 3.20 QTS. | 3.02 L | 50/50 mixture of DEX-COOL and clean drinkable water | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Engine Oil | w/Filter | 6.00 QTS. | 5.67 L | API - SAE 5W-30 | Use synthetic oil that meets GM Standard GM4718M. DO NOT use other viscosity oils such as SAE 20W-50. | S | |
| Fuel Tank | 18.00 GALS. | 68.13 L | S | ||||
| Manual Transmission Fluid | V | 4.00 QTS. | 3.78 L | Manual Transmission Fluid | S | ||
| Power Steering Fluid | N/A | N/A | GM Power Steering Fluid | S | |||
| Transfer Case Fluid | 1.06 QTS. | 1 L | Transfer Case Fluid (MOBIL LT Fluid) | GM Part No. 88861950. | S | ||
| Windshield Washer Fluid | N/A | N/A | Optikleen Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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