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Monthly Archives: August 2014

Five Fast Fixes- 8/29/14

Vehicle: 2003 Chevrolet Express 1500 Base 5.3L, V8, MFI, OHV, VIN T, GAS Mileage: 128,179 Customer Concern: No start, no fuel pressure. Replaced the fuel pump and relay, still no fuel pressure. Tests: 1. Remove the fuel pump relay and check for power at one terminal from fuse 12 (20 amp). 2. One terminal should get 12 volt power when the key is turned on for about 2 seconds and also when the engine is cranking. This is from the Powertrain Control Module (PCM) pin 9 of the Green connector, a Dark Green/White wire. 3. One terminal should be a good ground to G102 and the other terminal should have continuity to the pump. Putting 12 volts on the pump terminal should show 12 volts at the pump with the pump plugged in. If the voltage is low at the pump there is a wire problem between the relay and pump, inspect the connections under the under hood fuse block. 4. Verify the pump ground is good and the ... read more

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Five Fast Fixes

Five Fast Fixes- 8/24/14

Just like you, we see our share of new and unique vehicle problems. The 5 Fast Fixes below are examples of some recent head scratchers that we worked through with customers on our Repair Hotline. These short-cut tests and confirmed fixes are now at your fingertips along with more than 700,000 Hotline Archives in Direct-Hit. Vehicle: 2004 Honda Accord EX 3.0L, V6, MFI, SOHC, Eng Desg J30A4 Mileage: 165,000 Customer Concern: P0970. Problem in the A/T clutch pressure control solenoid valve C circuit. The trouble code set after the transmission was replaced. Tests: 1. Check the internal continuity of the clutch pressure control solenoid valve C, specification is 3-10Ω. Compare to clutch pressure control solenoid valves A and B. Solenoids A and B are on top of the transmission, they are a linear pack with color coded brown and black connectors. Solenoid C is on the front of the transmission by the starter ... read more

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Five Fast Fixes

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