Trouble Code 34 on a 1988 Chevy?

Answer In the early 1980s, General Motors introduced On-Board Diagnostics 1. This was their first reliable, fully computerized system. The earliest models used the computer to alter carburetor fuel flow. ... Read More »

Top Q&A For: Trouble Code 34 on a 1988 Chevy

How to Check Trouble Codes for a 1988 Chevy?

You can check the trouble codes for your '88 Chevy without paying a mechanic if you have access to a first-generation onboard diagnostics (OBD I) scan tool. This hand-held computerized device is a... Read More »

1988 Chevy S10: Code 32?

The 1988 Chevy S10 came standard with the 2.2-Liter OHV inline four-cylinder engine and was equipped with on-board diagnostics. On-board diagnostics code 32 refers to the exhaust gas recirculation ... Read More »

Trouble Code P0446 for the 2007 Chevy?

When a fault occurs in any part of the engine in a 2007 Chevrolet, the powertrain control module records a trouble code that can be read by a diagnostic tool. Trouble code P0446 means a leak has be... Read More »

Trouble Code P0404 on a 2001 Chevy Tahoe?

When a fault occurs in any part of the engine in a 2001 Chevrolet Tahoe, the powertrain control module (PCM) --- the vehicle's main computer --- records a diagnostic trouble code that can be read b... Read More »