P2635 · 原廠技術資料

CADILLAC, CHEVROLET, GMC · 2016-09-01

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE HESITATION OR A STALLING CONDITION WHILE IN AMBIENT TEMPERATURES 100 DEGREES OR HIGHER. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES P2635 AND OR P018B SET. THE DEALER IS ADVISED TO REPLACE THE IN TANK FUEL PUMP MODULE ASSEMBLY TO CORRECT THE CONDITION.

CADILLAC, CHEVROLET, GMC · 2016-08-25

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE HESITATION OR A STALLING CONDITION WHILE IN AMBIENT TEMPERATURES 100 DEGREES OR HIGHER. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES P2635 AND OR P018B SET. DEALER SHOULD COMMUNICATE TO THE CUSTOMER THAT WE APOLOGIZE FOR THIS INCONVENIENCE AND THAT GENERAL MOTORS IS WORKING ON A SOLUTION FOR THIS CONCERN. IF WORKING ON POLICE PURSUIT VEHICLES REGULAR PRODUCTION OPTION CODE PPV OR FLEET VEHICLES REGULAR PRODUCTION OPTION CODE FLT, CONTACT THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE.

CADILLAC, CHEVROLET, GMC · 2015-05-01

This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor not reading the low end of the pressure range. Technician is to make sure the engine is cold and install the Multiple Diagnostic Interface along with Global Diagnostic System 2. Navigate to fuel system depressurize and at engine idle depressurize the fuel system. The fuel pressure sensor value should drop to 0 and the engine will stall. If a sensor is causing this concern the suspected sensor will not drop to 0 the engine will stall however the sensor will still read 30 to 40 pounds per square inch.

CHEVROLET · 2013-04-19

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on and an open Fuse F12DA 20 amp open. Technician will find Diagnostic Trouble Codes P06A3, P2122, P2635, and U18A2.Tech will inspect for the main engine wire harness making contact with the right rear corner of the engine or cam/valve cover. Technician should repair the affected circuit, wrap the harness with additional protective tape and route the harness away from suspect areas of engine component contact.