Monday, July 8, 2019

2019 Cadillac Truck Escalade AWD V8-6.2L Diagnostic Instructions Page 87


Replacement (Rear Side Door) (See: Restraints and Safety Systems/Air Bag Systems/Impact Sensor/Service and Repair/Inflatable Restraint



Side Impact Sensor Replacement (Rear Side Door))



* Roof Side Rail Inflatable Restraint Module Replacement (Rear Right, Avalanche/Escalade EXT) (See: Restraints and Safety Systems/Air



Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail (Rear)/Roof Side Rail Inflatable Restraint Module



Replacement (Rear Right, Avalanche/Escalade EXT))Roof Side Rail Inflatable Restraint Module Replacement (Rear Left, Standard



Wheelbase) (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail



(Rear)/Roof Side Rail Inflatable Restraint Module Replacement (Rear Left, Standard Wheelbase))Roof Side Rail Inflatable Restraint Module



Replacement (Rear Right, Standard Wheelbase) (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and Repair/Removal



and Replacement/Roof Side Rail (Rear)/Roof Side Rail Inflatable Restraint Module Replacement (Rear Right, Standard Wheelbase))Roof



Side Rail Inflatable Restraint Module Replacement (Front Left, Standard Wheelbase) (See: Restraints and Safety Systems/Air Bag



Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail (Front)/Roof Side Rail Inflatable Restraint Module



Replacement (Front Left, Standard Wheelbase))Roof Side Rail Inflatable Restraint Module Replacement (Front Right, Extended Wheelbase)



(See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail (Front)/Roof



Side Rail Inflatable Restraint Module Replacement (Front Right, Extended Wheelbase))Roof Side Rail Inflatable Restraint Module



Replacement (Front Left, Extended Wheelbase) (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and Repair/Removal



and Replacement/Roof Side Rail (Front)/Roof Side Rail Inflatable Restraint Module Replacement (Front Left, Extended Wheelbase))Roof



Side Rail Inflatable Restraint Module Replacement (Rear Left, Extended Wheelbase) (See: Restraints and Safety Systems/Air Bag



Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail (Rear)/Roof Side Rail Inflatable Restraint Module



Replacement (Rear Left, Extended Wheelbase))Roof Side Rail Inflatable Restraint Module Replacement (Rear Left, Avalanche/Escalade



EXT) (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail



(Rear)/Roof Side Rail Inflatable Restraint Module Replacement (Rear Left, Avalanche/Escalade EXT))Roof Side Rail Inflatable Restraint



Module Replacement (Rear Right, Extended Wheelbase) (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and



Repair/Removal and Replacement/Roof Side Rail (Rear)/Roof Side Rail Inflatable Restraint Module Replacement (Rear Right, Extended



Wheelbase))Roof Side Rail Inflatable Restraint Module Replacement (Front Right, Standard Wheelbase) (See: Restraints and Safety



Systems/Air Bag Systems/Air Bag/Service and Repair/Removal and Replacement/Roof Side Rail (Front)/Roof Side Rail Inflatable Restraint



Module Replacement (Front Right, Standard Wheelbase))



* Seat Belt Retractor Pretensioner Replacement - Front (See: Restraints and Safety Systems/Seat Belt Systems/Seat Belt Tensioner/Service and



Repair/Removal and Replacement)



* Control Module References (See: Testing and Inspection/Programming and Relearning) for SDM replacement, setup, and programming



B051A



DTC B051A, B051B, B051C, or B051D



Diagnostic Instructions



-Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.



-Review Strategy Based Diagnosis for an overview of the diagnostic approach.



- Diagnostic Procedure Instructions provides an overview of each diagnostic category.



DTC Descriptors



DTC B051A 0B:Left Side Assist Step Motor Control Circuit Current Above Threshold



DTC B051A 01:Left Side Assist Step Motor Control Circuit Short to Battery



DTC B051A 02:Left Side Assist Step Motor Control Circuit Short to Ground



DTC B051A 04:Left Side Assist Step Motor Control Circuit Open Circuit



DTC B051B 0B:Right Side Assist Step Motor Control Circuit Current Above Threshold



DTC B051B 01:Right Side Assist Step Motor Control Circuit Short to Battery



DTC B051B 02:Right Side Assist Step Motor Control Circuit Short to Ground



DTC B051B 04:Right Side Assist Step Motor Control Circuit Open Circuit



DTC B051C 01:10 V Reference Circuit Short to Battery



DTC B051C 02:10 V Reference Circuit Short to Ground



DTC B051C 2A:Left Side Assist Step Position Sensor Circuit Too Many Pulses



DTC B051C 22:Left Side Assist Step Position Sensor Circuit Low Time < Minimum



DTC B051C 29:Left Side Assist Step Position Sensor Circuit Too Few Pulses

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