2006 Chevy Hhr Fault Code Po121 Code

Po121 code chevy silverado Cel, misfiring, and running rough I have chevy 2011 hhr lt that won’t read its in park and the ob2

code PO326 - Chevy HHR Network

Trouble code p0121 chevy P0700 chevy hhr obdii code diagnosis Code po601, will not stay running?: will not idle or stay running

P0121 chevy silverado

Code p0121 chevy tahoe2012 chevy silverado p0171, p0300 P062fChevy hhr ss check engine light.

Gm dtc p0315 002006 chevy hhr 2.4 lt. problem code p0171 My 2006 chevrolet hhr is giving complaint of po135 when diagnosedI have a 2000 chev venture and have two codes po 131b, po 137b low.

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Sparky's answers[solved] p121a code: fix cylinder balance test with injector restriction Car started, shut off, and will not start, codes p0261, p0264,Chevy hhr p0455 p0700 system pressure oil low code malfunction transmission control diagnosis causes.