General Motors Fault Codes. RPO GM option codes,GM rpo codes,General Motors options Table of Contents Accessing Codes Clearing Codes OBD1 Codes OBD2 Codes Codes by Model / Year Questions & Answers NOTE: 96 & later are OBD2 systems and require a scanner GM OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0XXX)
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What is a Diagnostic Trouble Code (DTC)? Diagnostic trouble codes (or fault codes) are obd2 codes that are stored by the on-board computer diagnostic system GM OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0XXX)
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See also: Chevy Check Engine Light @ Check-Engine-Light.com and Chevrolet OBD-II Codes section Introduction GM cars and light trucks use SAE J1850 VPW (Variable Pulse Width Modulation). GM OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0XXX) In addition, we'll talk about the differences between GM codes and OBD-II trouble codes
Calling all 496 gurus. alarms after cranking,. General Motors OBD-II Trouble Codes The OBD-II DTC codes here generally apply to all OBD-II GM vehicles from 1996 and newer: GMC, Chevrolet, Buick, Cadillac, and former brands Oldsmobile, Pontiac, and Saturn GM OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0XXX)
Directory of General Motors Regular Production Option (RPO) Codes. The following article will help you decipher GM codes and learn about the meaning of each GM Trouble Codes - Check Engine Light Codes Welcome to the GM Trouble Codes and Check Engine Light codes page