Suburban Connector May Be Corroded

This bulletin applies to 2015-2020 Chevy Suburban vehicles. Any of the following DTCs may be set: P0010, P0011, P250A, P0300, P0327, P0328, P0330, P0335, P0336, P0340, P0341, P0532, P0533, P0641, P06B6, P06B7, P06DA, P06DB, P06DC, P2088, P2089 and/or P2230.

This bulletin applies to 2015-2020 Chevy Suburban vehicles. Any of the following DTCs may be set: P0010, P0011, P250A, P0300, P0327, P0328, P0330, P0335, P0336, P0340, P0341, P0532, P0533, P0641, P06B6, P06B7, P06DA, P06DB, P06DC, P2088, P2089 and/or P2230.

Note: P0340 and P0341 are camshaft position codes).

If normal diagnostics do not isolate the concern, inspect the corrosion in connector X154 or X159 (2015 only) located on the front cover next to the vacuum pump. Repair as needed.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

Mike Mavrigian

Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of  specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

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