Chevy

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Diagnostic Trouble Codes - 1988
Chevrolet
12 No Reference Pulse
13 Oxygen Sensor Circuit
14 Coolant Sensor Shorted
15 Coolant Sensor Circuit Open
21 Throttle Position Sensor (TPS) (Signal Voltage High)
22 Throttle Position Sensor (TPS) (Signal Voltage Low)
23 Mixture Control (M/C) Solenoid Voltage Low
24 Vehicle Speed Sensor (VSS) Circuit
32 BARO Sensor Voltage Low
34 Differential Pressure (VAC) Sensor - Voltage Incorrect
41 No Distributor Reference Signal
42 Electronic Spark Timing (EST) or Bypass Fault
44 Oxygen Sensor Circuit (Lean Exhaust Indication)
45 Oxygen Sensor Circuit (Rich Exhaust Indicated)
51 PROM Error
53 Exhaust Gas Recirculation (EGR) Control Error
54 Mixture Control Solenoid (M/C) Voltage High

There is no code 16 listed for that vehicle, in my databases. I did see a code 16 for chevy, talked about the charging system. Too high of a charging rate. Can't be sure that would even apply to your vehicle, the database didn't show it. Found it elsewhere.

No problem.