PIP4859E
Service Bulletin Details
Public Details for: PIP4859E
This preliminary information communication provides information to the technician on the steps to vacuum fill to ensure the cooling system is properly filled. Technician will need to use special tool ge-47716 vac-n-fill coolant refill tool.
- 2016 - 2015 - 2014 - 2013 - 2012 - 2011 -
Models from 2016
2016 CADILLAC ELR |
Models from 2015
2015 CADILLAC ELR |
2015 CHEVROLET VOLT |
Models from 2014
2014 CADILLAC ELR |
2014 CHEVROLET VOLT |
2014 OPEL AMPERA |
Models from 2013
2013 CHEVROLET VOLT |
2013 OPEL AMPERA |
Models from 2012
2012 CHEVROLET VOLT |
2012 OPEL AMPERA |
Models from 2011
2011 CHEVROLET VOLT |
Bulletin No.: PIP4859E Published date: 03/1/2019 Preliminary Information PIP4859E (EREV Volt) Vacuum Coolant Fill Information Models Brand: Model: Model Years: VIN: from to Engine: Transmissions: Chevrolet Volt 2011 - 2015 All All LUU MKA Cadillac ELR 2014 - 2016 All All LUU MKA Opel Ampera 2012 - 2014 All All LUU MKA Supersession Statement This PI was superseded to update Model Years. Please discard PIP4859D. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition / Concern When preforming ANY cooling system repairsor component replacement that requires opening any one of the Chevrolet Volt's cooling systems it will be necessary touse a vacuum fill procedure to ensure the cooling system is properly filled. Recommendations / Instructions Make sure to follow published SI procedures when refilling any one or all of the vehicles cooling systems. All cooling systems require a vacuum fill procedure using GE-47716 V ac-N-Fill Coolant Refill Tool or equivalent. Failure to properly fill the cooling systems can cause overheating, DTC's, loss of charging, noises and or misdiagnosis. After filling the battery cooling system,it will be necessary to follow the procedure below to purge air from the RESS system: Use Vac-N-Fill procedure to pre-fillto pack with coolant and only after initial coolant fill initiate coolant bleed procedure. Important: Draining of the cooling system or replacement of any drive motor battery cooling system parts requires the actuation of the Hybrid/EV Battery a Pck Coolant Pump Bleed Procedure in the GDS2 tool. Place vehicle in Service Mode. With the GDS scan tool, initiate the hybrid/EV battery pack coolant pump bleed procedure while maintaining381 mm (15 in Hg) vacuum throughout the process. This procedure will take about one hour to complete. During this coolant procedure you willneed to maintain sufficient coolant in reservoir as air is purged. After performing the GDS2 coolant bleedprocedure drive vehicle for approximately 5 miles in a slalom type of situation (side to side motion) to purge any remaining air from battery pack cooling plates. Check for DTCs, clear if necessary and top off coolant system. Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed. Additional SI Keywords 1.4 1.4L board charge CHCM engine uid heat heater leak LUU module noise OBCM on PIM pop rattle valve © 2019 General Motors. All Rights Reserved.