General Service Warnings
Review carefully the information below before beginning any repair. Following these warnings is a list of specific system warnings that must be reviewed before beginning work on any listed system.
 WARNING: 
 Vehicles equipped with an automatic transmission and a 
Telematics Control Unit (TCU) have remote start technology and may start
 the engine at any time. When working in close proximity to rotating 
engine parts, make sure the remote start system is disabled by keeping 
the hood open or disconnecting the battery. The Remote Start feature is 
switched on/off via the instrument cluster. Refer to the Owner’s Manual,
 Information Displays, Settings. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Vehicles equipped with an automatic transmission and a 
Telematics Control Unit (TCU) have remote start technology and may start
 the engine at any time. When working in close proximity to rotating 
engine parts, make sure the remote start system is disabled by keeping 
the hood open or disconnecting the battery. The Remote Start feature is 
switched on/off via the instrument cluster. Refer to the Owner’s Manual,
 Information Displays, Settings. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Wear eye and ear protection when servicing a vehicle. 
Failure to follow this instruction may result in serious personal 
injury.
 
 WARNING: 
 Wear eye and ear protection when servicing a vehicle. 
Failure to follow this instruction may result in serious personal 
injury.
 
 WARNING: 
 Wear protective gloves when handling components or parts 
that have pointed or sharp edges. Failure to follow this instruction may
 result in serious personal injury.
 
 WARNING: 
 Wear protective gloves when handling components or parts 
that have pointed or sharp edges. Failure to follow this instruction may
 result in serious personal injury.
 
 WARNING: 
 Chemicals or materials specified in this manual, if used 
improperly, may present a personal health hazard. Always consult the 
material safety information sheet before using any material specified by
 this manual. Failure to follow this instruction may result in serious 
personal injury.
 
 WARNING: 
 Chemicals or materials specified in this manual, if used 
improperly, may present a personal health hazard. Always consult the 
material safety information sheet before using any material specified by
 this manual. Failure to follow this instruction may result in serious 
personal injury.
 
 WARNING: 
 Do not work under the hood of a vehicle with a damaged 
cooling fan, as it can separate during operation. With the ignition OFF,
 inspect all cooling fans for damage, cracks or separation and replace 
with a new fan as necessary. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Do not work under the hood of a vehicle with a damaged 
cooling fan, as it can separate during operation. With the ignition OFF,
 inspect all cooling fans for damage, cracks or separation and replace 
with a new fan as necessary. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Cooling fans may run with the ignition off. Disable the fans
 before working nearby. On electric vehicles, disconnect the charging 
cable to prevent unexpected fan operation. Failure to follow this 
instruction may result in personal injury.
 
 WARNING: 
 Cooling fans may run with the ignition off. Disable the fans
 before working nearby. On electric vehicles, disconnect the charging 
cable to prevent unexpected fan operation. Failure to follow this 
instruction may result in personal injury.
 
 WARNING: 
 Vehicles with engine auto start-stop technology may start 
automatically with the ignition on. Make sure the ignition is off when 
servicing or working in close proximity to rotating engine parts. 
Failure to follow this instruction may result in serious personal 
injury.
 
 WARNING: 
 Vehicles with engine auto start-stop technology may start 
automatically with the ignition on. Make sure the ignition is off when 
servicing or working in close proximity to rotating engine parts. 
Failure to follow this instruction may result in serious personal 
injury.
 
 WARNING: 
 Serious injury may occur if the engine is accidently started
 by another person during service work. Remove the key from the vehicle 
to prevent unauthorized starts. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Serious injury may occur if the engine is accidently started
 by another person during service work. Remove the key from the vehicle 
to prevent unauthorized starts. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Before lifting the vehicle with a jack, make sure the jack 
capacity is adequate for the vehicle weight, including any vehicle cargo
 or modifications. Identify the correct jacking points in section 100-02
 of this manual. Position the vehicle on a hard, level surface. After 
jacking, always support vehicle with jack stands. Never get under a 
vehicle supported only by a jack. Set the parking brake and block all 
wheels remaining on the ground. Failure to follow these instructions may
 result in unintended vehicle movement and serious personal injury or 
death.
 
 WARNING: 
 Before lifting the vehicle with a jack, make sure the jack 
capacity is adequate for the vehicle weight, including any vehicle cargo
 or modifications. Identify the correct jacking points in section 100-02
 of this manual. Position the vehicle on a hard, level surface. After 
jacking, always support vehicle with jack stands. Never get under a 
vehicle supported only by a jack. Set the parking brake and block all 
wheels remaining on the ground. Failure to follow these instructions may
 result in unintended vehicle movement and serious personal injury or 
death.
 
 WARNING: 
 Before raising the vehicle on a hoist, make sure the hoist 
capacity is adequate for the vehicle weight, including any vehicle cargo
 or modifications. Always position the hoist lift arms as shown in 
section 100-02 of this manual. Do not use the engine to power the drive 
wheels unless all drive wheels are elevated off the ground. Incorrect 
hoist arm positioning or drive wheels in contact with the ground can 
cause unintended vehicle movement. Failure to follow these instructions 
may result in serious personal injury or death.
 
 WARNING: 
 Before raising the vehicle on a hoist, make sure the hoist 
capacity is adequate for the vehicle weight, including any vehicle cargo
 or modifications. Always position the hoist lift arms as shown in 
section 100-02 of this manual. Do not use the engine to power the drive 
wheels unless all drive wheels are elevated off the ground. Incorrect 
hoist arm positioning or drive wheels in contact with the ground can 
cause unintended vehicle movement. Failure to follow these instructions 
may result in serious personal injury or death.
 
 WARNING: 
 Removal of heavy components (such as engines, transmissions 
or axles) while the vehicle is lifted on a hoist may create a dangerous 
weight imbalance. Restrain the vehicle on the hoist with chains or 
straps to prevent vehicle movement. Failure to follow this instruction 
may result in serious personal injury or death.
 
 WARNING: 
 Removal of heavy components (such as engines, transmissions 
or axles) while the vehicle is lifted on a hoist may create a dangerous 
weight imbalance. Restrain the vehicle on the hoist with chains or 
straps to prevent vehicle movement. Failure to follow this instruction 
may result in serious personal injury or death.
 
 WARNING: 
 Always secure transmission, transfer case, and axle 
assemblies to their service jack. Avoid obstructions while lowering and 
raising the jack. Improperly secured assemblies or contact with 
obstructions may cause the assembly to fall off the jack, which could 
result in serious personal injury.
 
 WARNING: 
 Always secure transmission, transfer case, and axle 
assemblies to their service jack. Avoid obstructions while lowering and 
raising the jack. Improperly secured assemblies or contact with 
obstructions may cause the assembly to fall off the jack, which could 
result in serious personal injury.
 
 WARNING: 
 Always secure engines, transmissions, or other heavy 
components to the support fixture with straps and wooden support blocks.
 Improperly secured assemblies could fall off the fixture, resulting in 
serious personal injury.
 
 WARNING: 
 Always secure engines, transmissions, or other heavy 
components to the support fixture with straps and wooden support blocks.
 Improperly secured assemblies could fall off the fixture, resulting in 
serious personal injury.
 
 WARNING: 
 Never support an engine by the intake or exhaust manifolds. 
The engine may drop suddenly. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Never support an engine by the intake or exhaust manifolds. 
The engine may drop suddenly. Failure to follow this instruction may 
result in serious personal injury.
 
 WARNING: 
 Turn off (disable) the power running boards (if equipped) 
before jacking, lifting or placing any object under the vehicle. Never 
place your hand between the power running board and the vehicle. 
Extended power running boards will retract when doors are closed. 
Failure to follow these instructions may result in serious personal 
injury.
 
 WARNING: 
 Turn off (disable) the power running boards (if equipped) 
before jacking, lifting or placing any object under the vehicle. Never 
place your hand between the power running board and the vehicle. 
Extended power running boards will retract when doors are closed. 
Failure to follow these instructions may result in serious personal 
injury. 
 
 WARNING: 
 Keep solvents away from ignition sources. Solvents may be 
flammable and can ignite or explode if not handled correctly. Failure to
 follow this instruction may result in serious personal injury.
 
 WARNING: 
 Keep solvents away from ignition sources. Solvents may be 
flammable and can ignite or explode if not handled correctly. Failure to
 follow this instruction may result in serious personal injury.
 
 WARNING: 
 Use tools, not fingers, to hold flagnuts. Flagnuts may slip 
or spin unexpectedly when removing fasteners. Failure to follow this 
instruction may result in injured fingers.
 
 WARNING: 
 Use tools, not fingers, to hold flagnuts. Flagnuts may slip 
or spin unexpectedly when removing fasteners. Failure to follow this 
instruction may result in injured fingers.
 
Carefully review the safety warnings for each system using the links below before beginning any service or repair.
 
For additional information, refer to: High Voltage System Health 
and Safety Precautions - Overview (100-00 General Information, 
Description and Operation).
 
 
For additional information, refer to: Climate Control System Health
 and Safety Precautions (100-00 General Information, Description and 
Operation).
 
 
For additional information, refer to: Battery and Battery Charging 
Health and Safety Precautions (100-00 General Information, Description 
and Operation).
 
 
For additional information, refer to: Brake and Clutch Systems 
Health and Safety Precautions (100-00 General Information, Description 
and Operation).
 
 
For additional information, refer to: Body Repair Health and Safety
 and General Precautions (100-00 General Information, Description and 
Operation).
 
 
For additional information, refer to: Engine Cooling System Health 
and Safety Precautions (100-00 General Information, Description and 
Operation).
 
 
For additional information, refer to: Gasoline and Gasoline-Ethanol
 Fuel Systems Health and Safety Precautions (100-00 General Information,
 Description and Operation).
 
 
For additional information, refer to: Diesel Fuel System Health and
 Safety Precautions (100-00 General Information, Description and 
Operation).
 
 
For additional information, refer to: Liquefied Petroleum Gas (LPG)
 and Compressed Natural Gas (CNG) Fuel Systems Health and Safety 
Precautions (100-00 General Information, Description and Operation).
 
 
For additional information, refer to: Pyrotechnic Device Health and
 Safety Precautions (100-00 General Information, Description and 
Operation).
 
 
For additional information, refer to: Wheel and Tire Health and 
Safety Precautions (100-00 General Information, Description and 
Operation).
 
 Description and Operation - Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions
Description and Operation - Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions Description and Operation - High Voltage System Health and Safety Precautions - Overview
Description and Operation - High Voltage System Health and Safety Precautions - Overview