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GM & P1516 Code
Posted to Technical Discussion Forum on 10/12/2021 37 Replies

Have been fixing(?) GM pickups with the P1516 code with a new throttle body, pigtail, and ground inspection/repair for a while. BUT, there are a few that sill have the intermittent reduced power message & repeat 1516 code. So, are there any other ideas on gett... Login to read more.

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car Vehicle Data

2006 GMC Sierra 2500 HD SLE 6.0L

VIN 1GTHK24U76
Engine6.0 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2006 GMC Sierra 2500 HD SLE 6.0L

VIN 1GTHK24U76
Engine6.0 L
Trans4-speed Automatic (Electronic)