C 1500 Yukon 2WD V8-5.3L VIN Z Flex Fuel (2003)
Impact Sensor: Service Precautions
Inflatable Restraint Front End Sensor Replacement
CAUTION: Do not strike or jolt the inflatable restraint front end sensor. Before applying power to the front end sensor make sure that it is
securely fastened. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR
system repairs
.