1994 Chevrolet Astro Owner's Manual - Page 124
1994 Chevrolet Astro Manual
Page 124 highlights
HOT COOLANT CAN BURN YOU BADLY! In "Problems on the Road," this manual shows what to See "Engine do. Overheating" in the Index. Voltmeter Cluster Standard Digital Cluster When your engine is not running, but the ignition is on (in the RUN position), the gage shows your battery's of charge in DC volts. When state the ignition is running, the gage shows the condition the charging system. of Readings between the low and high warning zones indicate the normal operating range. Readings in either warning zone indicate a possible problem in the electrical system. On the digital cluster, a box around the voltmeter symbol will begin the flash when the charging system needs service. You can only drive for a short time with the readings in either warning zone. If you must drive, turn off all unnecessary accessories. 2-64