Operation CHARM
: Car repair manuals for everyone.
Home
>>
GMC Truck
>>
1983
>>
Jimmy Full Size V8-379 6.2L DSL
>>
Repair and Diagnosis
>>
Cruise Control
>>
Testing and Inspection
>>
Symptom Related Diagnostic Procedures
>>
Diagnosis By Symptom - Cruise Master
>>
Excessive Loss of Speed on Incline
Excessive Loss of Speed on Incline
1.
Loose throttle linkage. Adjust throttle linkage.
2.
Vacuum hose from source to transducer restricted. Remove restriction or replace hose.