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Prev Professional Automotive Repair Technical Discussions for March 12, 2011
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Help Request Answers
2002 Buick Regal LS 3.8L high idle VIN: 2G4WB55K62
all techs on iatn please help! i have a customer who owns a buick regals and his complaint is of a high idle but only at a cold start. after telling the customer this was normal he insisted that his was not normal because the high idle stays while driving the ...
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1995 Chevrolet Camaro 3.4L No Start VIN: S1S2217874
Vehicle cranks fine, has spark,injector pulse and fuel. Every once in awhile as you crank it will fire but never to the extent where you think it will start. Also will backfire while you crank. Looking for ideas before we remove timing cover. Is there a way to...
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2008 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT55K68
We have checked the O2 sensor, isolated the purge valve, and checked fuel pressure and come up with no reason for bank 1 to be running so rich (LTFT -21). Bank 2 pid is not available on our scan tool. Not really sure what will be our next step to figure this o... Trouble codes: P0172 (Bank 1 System too rich)
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1992 Pontiac Firebird 3.1L Excessive Emissions, Poor Fuel Economy VIN: 1G2FS23T5N
The vehicle failed emissions do to high HC readings, over 500pph before and after repairs! What all been replaced so far is: fuel injectors,intake manifold gaskets,O2 sensor,Coolent sensor,map sensor,Fuel pump with filter,Digial egr valve,Distributor,cap rotor... Trouble codes: 45 (Rich Exhaust)
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1998 Pontiac Bonneville SE 3.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G2H52K5WH
Thanks in advance to all that reply, this is a car that ive had in here for the past week and its very frustrating. It runs great on startup and you can drive it with all the power it has. But after 20 min or so, there is a bad miss and it backfires constantly...
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Fixes & Summaries for GM
Fix/Summary Answers
1998 Pontiac Sunfire SE 2.2L cooling system VIN: 1G2JB1246W
i wanted to thank everyone for all the replies , and a special thank you to calvin [...] who suggested we by pass the heater core with a clear tube to check flow of the water pump. so the fix was the heater core was plugged .
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