# Service bulletin PIP\-5366\-A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10078924
- Published by NHTSA: 2016\-08\-26
- Manufacturer's number: PIP\-5366\-A
- Manufacturer's date: 2016\-05\-27
- NHTSA component: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

## NHTSA's summary

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME OWNERS MAY NOTICE AT ROUGHLY 3/4 OF THE WAY THROUGH THE ACCELERATOR PEDAL TRAVEL THERE IS A CLICK FELT IN THE PEDAL ALSO THE PEDAL GETS HARDER TO PUSH. PLEASE COMMUNICATE TO THE CUSTOMER THIS CONDITION IS A NORMAL OPERATING CHARACTERISTIC OF THEIR VEHICLE. THE ACCELERATOR PEDAL DESIGN HAS CHANGED FOR VEHICLES EQUIPPED WITH THE 8\-SPEED AUTOMATIC TRANSMISSION REGULAR PRODUCTION OPTION CODE MRC.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Throttle and cruise control

## Vehicles listed

- 2017 BUICK LACROSSE
- 2017 CADILLAC XT5
- 2016 CHEVROLET MALIBU

## Other bulletins for the same vehicles and component

- [10\-08\-110\-001L](/bulletins/11014171.md), 2025-02-11, Service bulletin: STRUCTURE:BODY; VEHICLE SPEED CONTROL. This service bulletin provides information on proper use of floor mats.
- [PIC6014A](/bulletins/10234210.md), 2023-04-17, Service bulletin: ELECTRICAL SYSTEM; SEAT BELTS; VEHICLE SPEED CONTROL; POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles that may have the door locks will unlock immediately after auto locking usually at startup or while driving. Technician will need to remove power from the Sensing and Diagnostic Module. If doors no longer unlock unwanted the Sensing and Diagnostic Module should be replaced.
- [PIT5606J](/bulletins/10187169.md), 2021-02-16, Service bulletin: FUEL SYSTEM, GASOLINE; STEERING; POWER TRAIN; VISIBILITY; VEHICLE SPEED CONTROL. This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement. Inspect harness for chaffed by the I\-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I\-shaft. Also Inspect the HVAC drain hose is properly routed and not plugged.
- [PIT5606J](/bulletins/10185718.md), 2021-01-25, Service bulletin: VEHICLE SPEED CONTROL; VISIBILITY; FUEL SYSTEM, GASOLINE; POWER TRAIN; STEERING. This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement. Inspect harness for chaffed by the I\-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I\-shaft. Also Inspect the HVAC drain hose is properly routed and not plugged.
- [N182188250 02](/bulletins/10177369.md), 2020-07-20, Service bulletin: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL; ENGINE; EQUIPMENT:ELECTRICAL. Special Coverage Adjustment \- Certain 2016\-2018 model year Chevrolet Malibu, 2017\-2018 model year Buick LaCrosse, and 2018 model year Buick Regal vehicles may have a condition which affects the electrical connection to one of the vehicle?s accelerator pedal position sensors. If this electrical connection is interrupted, the accelerator pedal will still function, but the vehicle will enter a reduced engine power mode in which the vehicle?s maximum acceleration and torque are reduced. Additionally, the Malfunction Indicator Light \(Check Engine Light\) will illuminate, the ?Engine Power is Reduced? message will display, and a diagnostic trouble code for Accelerator Pedal Position Sensor Correlation \(P2138\) will be set when this condition occurs. Dealers are to replace the accelerator pedal and position sensor assembly as necessary and repair the engine wire harness \(Malibu LFV only\). The repairs will be made at no charge to the customer.
- [N182188250](/bulletins/10165443.md), 2019-09-30, Service bulletin: ELECTRICAL SYSTEM; ENGINE; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. Certain 2016\-2018 model year Chevrolet Malibu, 2017\-2018 model year Buick LaCrosse, and 2018 model year Buick Regal vehicles may have a condition which affects the electrical connection to one of the vehicle?s accelerator pedal position sensors. If this electrical connection is interrupted, the accelerator pedal will still function, but the vehicle will enter a reduced engine power mode in which the vehicle?s maximum acceleration and torque are reduced. Additionally, the Malfunction Indicator Light \(Check Engine Light\) will illuminate, the ?Engine Power is Reduced? message will display, and a diagnostic trouble code for Accelerator Pedal Position Sensor Correlation \(P2138\) will be set when this condition occurs. Dealers are to replace the accelerator pedal and position sensor assembly as necessary and repair the engine wire harness \(Malibu LFV only\). The repairs will be made at no charge to the customer.
- [PIT5569A](/bulletins/10163665.md), 2019-08-12, Service bulletin: WHEELS; VEHICLE SPEED CONTROL. This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U\*\*\*\* Byte 71 DTC.
- [PIC6265D](/bulletins/10151851.md), 2018-12-17, Service bulletin: VEHICLE SPEED CONTROL:CRUISE CONTROL; LANE DEPARTURE. This Preliminary information communicates that a vehicle may exhibit a Adaptive Cruise Control Unavailable and/or Lane Keep Assist Unavailable message. The technician may attempt to program the Active Safety Control Module \(ASCM\) and encounter a code E4399. The technician is advised if he encounters this concern to zero the MIC counter by placing the vehicle into and back out of "Transport Mode".
- [17\-NA\-083](/bulletins/10138070.md), 2018-05-21, Service bulletin: VEHICLE SPEED CONTROL:CRUISE CONTROL. This technical bulletin provides a procedure to perform an update on the Radar Sensor Module to reduce possibilities of the Adaptive Cruise Control not working when there are no objects detected.
- [PIT5606](/bulletins/10129059.md), 2018-02-21, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; VEHICLE SPEED CONTROL; STEERING; FUEL SYSTEM, GASOLINE. This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative. Inspect harness for chaffed by the I\-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I\-shaft. Also Inspect the HVAC drain hose is properly routed and not plugged.

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