Engine Compartment Overview

CTS 3.6L V6 Engine Shown, 3.0L V6 Engine Similar
A. Windshield Washer Fluid Reservoir. See Washer Fluid.
B. Engine Compartment Fuse Block (CTS V Wagon) or Engine Compartment Fuse Block (CTS Coupe and Sedan) or Engine Compartment Fuse Block (CTS V Coupe and Sedan) or Engine Compartment Fuse Block (CTS Wagon).
C. Remote Positive (+) Terminal.
See Jump Starting.
D. Remote Negative (−) Terminal.
See Jump Starting.
E. Passenger Compartment Air Filter.
F. Engine Cooling Fan (Out of View). See Cooling System.
G. Power Steering Fluid Reservoir.
See Power Steering Fluid.
H. Engine Oil Fill Cap. See Engine Oil.
I. Engine Oil Dipstick (Out of View). See Engine Oil.
J. Hydraulic Clutch Reservoir (If Equipped) (Not Shown). See Hydraulic Clutch.
K. Brake Master Cylinder Reservoir (Out of View).
See Brakes.
L. Engine Coolant Surge Tank and Pressure Cap. See Engine Coolant.
M. Engine Air Cleaner/Filter.

CTS-V 6.2L V8 Engine
A. Windshield Washer Fluid Reservoir. See Washer Fluid.
B. Engine Compartment Fuse Block (CTS V Wagon) or Engine Compartment Fuse Block (CTS Coupe and Sedan) or Engine Compartment Fuse Block (CTS V Coupe and Sedan) or Engine Compartment Fuse Block (CTS Wagon).
C. Remote Positive (+) Terminal.
See Jump Starting.
D. Remote Negative (−) Terminal.
See Jump Starting.
E. Engine Oil Fill Cap (Out of View). See Engine Oil.
F. Engine Oil Dipstick. See Engine Oil.
G. Passenger Compartment Air Filter.
H. Intercooler System Pressure Cap. See Cooling System.
I. Engine Cooling Fans (Out of View). See Cooling System.
J. Hydraulic Clutch Reservoir (If Equipped). See Hydraulic Clutch.
K. Brake Master Cylinder Reservoir. See Brakes.
L. Engine Coolant Surge Tank and Pressure Cap. See Engine Coolant.
M. Power Steering Fluid Reservoir (Under Engine Cover).
See Power Steering Fluid.
N. Engine Air Cleaner/Filter.
See also:
Adaptive Forward
Lighting (AFL)
The Adaptive Forward Lighting
System (AFL) pivots the headlamps
horizontally to provide greater road
illumination while turning. To enable
AFL, set the exterior lamp switch on
the multifunct ...
Transmission Messages
DIFFERENTIAL HOT, REDUCE
SPEED (CTS-V ONLY)
This message displays and a
chime sounds if the differential
fluid temperature exceeds 150°C
(300°F). Driving aggressively or
at high speeds can ...
Engine Cooling System Messages
A/C OFF DUE TO HIGH ENGINE TEMP
This message displays when the engine coolant becomes hotter than the normal
operating temperature. To avoid added strain on a hot engine, the air
conditioning com ...






