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1988 Chev/GMC Truck Mallard 7.5L Poor Fuel Economy
Posted to GM Driveability on 4/24/1998

sorry i did not post the FIX on how to set the timing on this wonderfull motor home .ok get a helper pull#1 plug bump it around so that tdc is lined up on top pointer use a mirror,then make amarkon the dampneron the bottom pointer@tdc fun so far hun! reinstall...

 
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car Vehicle Data

1988 Chev/GMC Truck Mallard

VIN [No VIN Available]
Engine7.5 L / 8 cyl
Emissionscal
SymptomsPoor Fuel Economy
OccursAlways
Misc.Motorhome
Message Closed

car Vehicle Data

1988 Chev/GMC Truck Mallard

VIN [No VIN Available]
Engine7.5 L / 8 cyl
Emissionscal
SymptomsPoor Fuel Economy
OccursAlways
Misc.Motorhome