P2636 · Comunicaciones del fabricante

CHEVROLET, GMC · 2018-05-01

17067 - Product Emissions Recall. General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles equipped with a 6.6L diesel (LML) engine and dual fuel tanks (N2N). Under certain driving conditions, fuel may not be transferred from the rear fuel tank to the front fuel tank at a sufficient rate. If this occurs, the diagnostic trouble code (DTC) P2636 will set, the malfunction indicator lamp will illuminate, the fuel gauge will display empty, and the transfer pump will be disabled until serviced. If the vehicle continues to be driven, it will run out of fuel in the front tank and stall. Dealers are to replace fuel line connections to allow the rear tank, in addition to the front tank, to directly supply fuel to the engine. The engine control module (ECM) will also be…

CHEVROLET, GMC · 2018-03-21

This Preliminary Information communication provides information to the technician how to diagnose and repair vehicles that may have fuel gauge that shows empty and the low fuel level indicator is on. Technician will find Diagnostic Trouble Code P2636 will be set in the Engine Control Module. Technician will need to install (Y) Fuel Tank Fill Vent hose. Technician will need to remove the original fuel balance pump line from the pump tube. Technician can now add a new line from the (Y) to the fuel balance pump line and reprogram the ECM with updated calibrations. If the vehicle returns with the same concern and Diagnostic Trouble Code P2636 set in the Engine Control Module. Technician will need to reprogram the Engine Control Module with the latest calibrations.

CHEVROLET, GMC · 2017-10-01

Hesitation, Stalling, Engine Speed Flare While Coasting, Unintended Acceleration Feel During a Parking Lot Maneuver, Reduced Surge in Low Speed Maneuvers, Stumble, Harsh Tip-In/Tip-Out, Park-Reverse-Drive Shift Concerns, Harsh Shifts, Erratic Shifts, Engine Vibration, Vibration, Buzz and/or Humming from Steering Wheel, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0097, P054F, P24B1, P24C7, P0128, P2BAA, P2635, P11CC, P10D1, P0483, P2636, P0181, P22FE, P0263, P0266, P0269, P0272, P0275, P0278, P0281, P0284, P040C, P040D, P041C, P041D Set Cause This condition may be caused by an anomaly in the Engine Control Module (ECM) and the Transmission Control Module (TCM). Note: It is important that both the ECM and TCM are updated to the latest software. Not updating both modules may result…

CHEVROLET, GMC · 2017-07-21

This Preliminary Information communication provides information to the technician how to diagnose and repair vehicles that may have fuel gauge that shows empty and the low fuel level indicator is on. Technician will find Diagnostic Trouble Code P2636 will be set in the Engine Control Module. Technician will need to install (Y) Fuel Tank Fill Vent hose. Technician will need to remove the original fuel balance pump line from the pump tube. Technician can now add a new line from the (Y) to the fuel balance pump line and reprogram the ECM with updated calibrations. If the vehicle returns with the same concern and Diagnostic Trouble Code P2636 set in the Engine Control Module. Technician will need to reprogram the Engine Control Module with the latest calibrations.

CHEVROLET, GMC · 2017-01-27

This Preliminary Information communication provides information to the technician how to diagnose and repair vehicles that may have fuel gauge that shows empty and the low fuel level indicator is on. Technician will find Diagnostic Trouble Code P2636 will be set in the Engine Control Module. Technician will need to install (Y) Fuel Tank Fill Vent hose. Technician will need to remove the original fuel balance pump line from the pump tube. Technician can now add a new line from the (Y) to the fuel balance pump line and reprogram the ECM with updated calibrations. If the vehicle returns with the same concern and Diagnostic Trouble Code P2636 set in the Engine Control Module. Technician will need to reprogram the Engine Control Module with the latest calibrations.

CHEVROLET, GMC · 2016-12-12

This Preliminary Information communication provides information to the technician how to diagnose and repair vehicles that may have fuel gauge that shows empty and the low fuel level indicator is on. Technician will find Diagnostic Trouble Code P2636 will be set in the Engine Control Module. Technician will need to install (Y) Fuel Tank Fill Vent hose. Technician will need to remove the original fuel balance pump line from the pump tube. Technician can now add a new line from the (Y) to the fuel balance pump line.

CHEVROLET, GMC · 2016-06-15

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN HOW TO DIAGNOSTIC AND REPAIR VEHICLES THAT MAY HAVE FUEL GAUGE THAT SHOWS EMPTY AND THE LOW FUEL LEVEL INDICATOR IS ON. DIAGNOSTIC TROUBLE CODE P2636 WILL BE SET IN THE ENGINE CONTROL MODULE. TECHNICIAN WILL USE NORMAL SERVICE INFORMATION DIAGNOSTICS FOR THE CONCERN. TECHNICIAN WILL OPERATE THE TRANSFER PUMP FOR 2 MINUTES AND MEASURE THE FUEL IN A CONTAINER. THERE SHOULD BE GREATER THAN 2.6 LITERS (0.70 GALLONS) OF FUEL. IF TRANSFER PUMP NOT TO MEET THE FLOW SPECIFICATIONS CHECK FOR PLUGGED FUEL TANK VENTS, KINKED FUEL LINES, A FAULTY TRANSFER PUMP, NO FUEL IN THE REAR TANK, AND LOW VOLTAGE DUE WIRING CONCERN. AFTER PERFORMING NORMAL SI SERVICE INFORMATION DIAGNOSTICS FOR THE CONCERN AND ANOTHER ROOT CAUSE…

CHEVROLET, GMC · 2014-01-23

This Preliminary Information communication provides information to the technician about vehicles that after refueling the fuel gauge will show empty. Technician may find Diagnostic Trouble Code P2636 has set. Technician should be advised that the vehicle is being refueled with the engine running or ignition on.

CHEVROLET, GMC · 2013-08-01

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0087, P0461, P2066, P128E, P2632, P2633, P2634, and P2636. Technician should ensure that the scan tool is up to date with version 33.003 or higher then continue with published Service Information diagnostics for the Diagnostic Trouble Codes that are set.

CHEVROLET · 2013-08-01

GM: TECHNICIAN MAY BE UNABLE TO COMMAND PUMP TOOL TRANSFER PUMP ON WITH SCAN TOOL. SES MIL MAY BE ON WITH ONE OR MORE OF DTCS P0087 P0461 P2066 P028E P2632 P2633 P2634 AND/OR P2636. ALSO INCLUDED MAKE/MODEL GMC SIERRA 3500 MODEL YEAR 2013. *JS

CHEVROLET, GMC · 2013-07-18

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Code P2636 set. Technician should ensure that the scan tool is up to date with version 33.003 or higher then continue with published Service Information diagnostics.

CHEVROLET, GMC · 2013-04-30

This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician will find a Diagnostic Trouble Code P2636 set. Technician will find that unable to command the fuel system transfer pump "On" with the scan tool. Technician will build the vehicle using 2012 model year.

CHEVROLET, GMC · 2013-04-25

This Preliminary Information communication provides information to the technician about vehicles that after refueling the fuel gauge will show empty. Technician will find Diagnostic Trouble Code P2636. Dealer should question the owner if the key or engine is on while refueling. Dealer should the owner to turn the engine and key off, before refueling the vehicle.

CHEVROLET, GMC · 2013-04-01

Fuel Gauge Shows Empty After Refueling And DTC P2636.

CHEVROLET · 2009-04-01

GENERAL MOTORS: FUEL SYSTEM DTC'S P2066, P2636. A COMMENT MADE ON THE ACCURACY OF THE FUEL GAUGE. IN SOME RARE CASES, THEY MAY COMMENT THAT THE VEHICLE RUNS OUT OF FUEL AT APPROX. 1/4 TANK. *PE

CHEVROLET · 2008-02-01

ERRATIC FUEL GAUGE OPERATION DTC'S P2066 AND/OR P2636. *NJ

CHEVROLET, GMC · 2005-04-01

DIAGNOSTIC TROUBLE CODE (DTC) P1172 OR P2636, FUEL GAUGE READS EMPTY, SERVICE ENGINE SOON (SES) LIGHT ON. *TT

CADILLAC, CHEVROLET, GMC · 2005-03-01

REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636. *TT

CHEVROLET, GMC ·

FUEL GAUGE INACCURATE/ DIAGNOSTIC TROUBLE CODE P0461 AND OR P2636/ TRANSFER PUMP WILL NOT SHUT OFF. *TT