Chevrolet G Series Van (G20) Questions

All Chevrolet G Series Van (G20) Questions

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Chiltons Manual says 5 3/4 gallons seems high, maybe I am reading it wrong? 350 ci 5.7 a/c 700~trauto trans tbi
i already replaced the map sensor and that seemed to fix it for one drive (7-8 miles) sat rest of the day then on the drive home it did it again after about 1 mile what is going on with it all vacuum lines look fine a...
When I turn in the switch the pump runs for about 10 seconds. I was told that the pump should run for 2 seconds. If the 2 seconds is correct, should I worry about running 10 seconds. What will cause this.
I was on my way to work, my van didn't want to shift out of 1st. When it finally did, the speedometer quit working. A co-worker said, "check the v.s.s.
this does not happen every time I try to start vehicle
The air was blowing cold one day and not the next so I put a can of refrigerant in it and it still won't blow cold.
coolant line is needing replacement. fluid levels low. reverse but not drive or very little. will a fluid drain and change along with filter screen cleaning correct the problem?
will a filter/screen and pan gasket help this ? the fluid level check shows dirty ATF and some rust flakes.
mostly when fist get in it but will stall when stop quick any time no codes being stored.
Van starts bou won't stay running, had water on fuel tank earlier
Hi I have a 1989 Chevy G20 conversion van with a 5.0L engine, a TH400 transmission, and a nasty metallic noise in the back. The mechanic says it's the differential and it's time to start shopping for a new/used one....
I recently purchased this van for hauling firewood and other uses and am trying to get it figured out. I can find the transmission dipstick and filler and the engine oil filler but both myself and a friend have tried...
No sign of leak on the engine, but under the passengers door.... Excessive amount of coolant ...Very strange!!!
Goes into gear it drives and changes out great what could be my problem I've already changed the strainer and module valve
the speedometer will not move and I replace the speed sensor
how to install an air condition pump in a 1995 G-20 series cargo van. the pump is locked up and the belt is broken
All was well yesterday, backed it out of driveway and parked it on road and went to start it this morning and thought the battery was dead. Then I noticed all the lights were bright, hooked up jumper cables for 20 mi...
I just bought this 1989 G20 van (with no owner's manual) so hopefully I'm missing something really stupid and easy. Battery is new and fuel pump runs when key is turned to accessory, but when turned to start position...
seems to happen when interior of van is hot from sun. I've been told it is electrical, not mechanical.
I had it checked at Tunex, but they couldn't locate the motor/blower and said it would take a few hours to find it and check it.