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2003 Envoy SLT AWD 4X4
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11 Posts
Discussion Starter #1
Engine stalls and surges when idling with ac or heat on...Any answers to why? Oh and i Cleaned throttle body,new filter,coil packs and plugs...I CANT SEEM TO FIGURE THIS ONE OUT:unsure:
 

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780 Posts
Is the compressor clutch cycling?
 

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Registered
2003 Envoy SLT AWD 4X4
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11 Posts
Discussion Starter #3
Yes...I replaced camshaft position sensor and it fixed the stalling problems but now cruise control not working...maybe just a coincidence but I cant figure that out now🤔
 
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